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Math Circle News

June 2026
Thirty-one Colorado students from 11 different schools competed in the 2026 ARML Competition at the University of Nevada Reno. The national competition attracted 120+ fifteen-member teams and over 1800 students from the U.S. and abroad. Congratulations to Colorado ARML Team 1 which placed 8th out of 50 teams in the B Division!
April 2026
Congratulations to the following math circle members who qualified for the USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2026 USAMO Shruti Arun Cherry Creek HS
 Joshua Liu Cherry Creek HS
 Derek Yin Fairview HS
   
2026 USAJMO Iris Li Stargate School
Special congratulations to Joshua Liu who received a USAMO Silver Award and an invitation to the Mathematical Olympiad Summer Program (MOP)!
April 2026
The 2026 ARML Local Competition attracted 300 six-member teams from around the country and abroad. The top Colorado team finished in 20th place among U.S. Teams! Congratulations to team members Joshua Liu, Neo Luo, Rohith Thomas, Alex Wang, Jonah Wang, and Derek Yin! Their Individual Round total was the 9th highest among U.S. teams.
April 2026
The Colorado Math Circle finished in 12th place in the 2025-2026 ARML Power Contest. Congratulations to everyone who participated this year!
December 2025
Congratulations to Shruti Arun of Cherry Creek HS who won a bronze medal in the 2025 Math Prize for Girls Olympiad!
October 2025
Congratulations to Shruti Arun of Cherry Creek HS who tied for 2nd highest score and placed fourth in the 2025 Math Prize for Girls competition! Each fall at MIT, about 250 young female mathematicians from the U.S. and Canada compete for cash prizes and the chance to qualify for the Math Prize Olympiad.
News from
  • 2024–2025
2025 Colorado ARML Team

2025 Colorado ARML Team

June 2025
Twenty-nine Colorado students from ten different schools competed in the 2025 ARML Competition at the University of Nevada Reno. The national competition attracted 116 fifteen-member teams and over 1700 students from the U.S. and abroad. Congratulations to Colorado ARML Team 1 which placed 8th out of 52 teams in the B Division! Their Power Round score of 44/50 was the 8th highest out of all teams in both A and B Divisions.

Congratulations to Shruti Arun and Rohith Thomas of Cherry Creek HS who had perfect Individual Round scores of 8/8 and qualified for the Tiebreaker Round! They placed 24th and 27th, respectively, out of all participants.
May 2025
The Colorado Math Circle finished in 8th place in the 2024-2025 ARML Power Contest. Congratulations to everyone who participated this year!

April 2025
Congratulations to the following math circle members who qualified for the USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2025 USAMO Shruti Arun Cherry Creek HS
   
2025 USAJMO Joshua Liu Cherry Creek HS
  Derek Yin Fairview HS
Special congratulations to Shruti Arun who received a USAMO Bronze Award and to Joshua Liu who received a USAJMO Honorable Mention!
April 2025
The 2025 ARML Local Competition attracted 112 six-member teams from around the country and abroad. The top Colorado team finished in 15th place! Congratulations to team members Shruti Arun, Aarush Goradia, James Lee, Joshua Liu, Rohith Thomas, and Jonah Wang!
April 2025
Congratulations to Shruti Arun of Cherry Creek HS who received a gold medal at the 2025 European Girls' Math Olympiad which took place in Kosovo! Shruti was one of four members of the USA team, which placed second overall—an excellent result!
December 2024
Congratulations to Shruti Arun of Cherry Creek HS who won a silver medal in the 2024 Math Prize for Girls Olympiad!
October 2024
Congratulations to Shruti Arun of Cherry Creek HS who won first place in the 2024 Math Prize for Girls competition! Each fall at MIT, about 250 young female mathematicians from the U.S. and Canada compete for cash prizes and the chance to qualify for the Math Prize for Girls Olympiad.
News from
  • 2020–2021
  • 2021–2022
  • 2022–2023
  • 2023–2024
June 2021
The 2021 ARML Competition attracted over 120 fifteen-member teams and 1800 participants from around the country. Congratulations to the Colorado ARML Team which won first place in the B Division and finished 13th nationally! Team members will receive Amazon gift cards for their excellent performance.

Special congratulations to Srinivas Arun of Cherry Creek HS who was one of only 6 participants to receive a perfect score in the Individual Round!
April 2021
Congratulations to Rahul Thomas of Cherry Creek HS who placed 10th in the 2021 ARML Local Competition with a perfect score in the Individual Round! Congrats also to the Colorado Archimedes Team (Srinivas Arun, Jackson Dryg, Andrew Huycke, Aiden Lee, Rahul Thomas, and Anthony Wang) which finished in 21st place! The team received a perfect score in the Relay Round, one of only three teams to do so. More than 200 six-member teams and 1200 students from the U.S. and abroad competed in this year's contest.
April 2021
Congratulations to the Colorado Archimedes Team (Srinivas Arun, Jackson Dryg, Andrew Huycke, Aiden Lee, Rahul Thomas, Anthony Wang) which won honorable mention in the Purple Comet! Math Meet high school mixed teams division! In total the contest attracted 3350 teams from 54 countries.
April 2021
The AMC Awards and Certificates for Young Women in Mathematics have been announced. Congratulations to the following math circle members who have been named Certificate Winners!
AMC 8Shruti Arun, Gyuyeon Kim, Kelly Yang, Audrey Haas
AMC 10AShruti Arun, Maya Vendhan, Kelly Young, Alicia Tan, Tanishqa Puhan
AMC 10BShruti Arun, Kelly Young, Allison Xin, Maya Vendhan
AMC 12AEmily Zhang, Grace Zhang, Hellen Zhao
AMC 12BGrace Zhang, Hellen Zhao, Emily Zhang
April 2021
Congratulations to the math circle members who qualified for the 2021 USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2021 USAMO Rahul Thomas Cherry Creek HS
  Aiden Lee Cherry Creek HS
2021 USAJMO Srinivas Arun Cherry Creek HS
April 2021
The Colorado Math Circle tied for fourth place in the 2020-2021 ARML Power Contest! In seventh place after the first round, we moved up several spots in the second round to finish in fourth place. The math circle has placed among the top ten teams many times, including fourth place in 2018 and first place in 2016. Congratulations to all who participated in this year's contest!
2022 Colorado ARML Team

2022 Colorado ARML Team

June 2022
Congratulations to the Colorado ARML Team which placed 9th in the off-site A Division of the 2022 ARML Competition! The contest attracted over 110 fifteen-member teams and 1600 participants from around the country. This year half of the teams competed at one of the four regional sites and the other half (including the Colorado team) competed in person locally.

Special congratulations to Jackson Dryg of Fossil Ridge HS who placed 9th among all off-site participants and won a $500 prize!
May 2022
Congratulations to Shruti Arun of Campus MS who placed 10th in the 2022 National MathCounts Competition which took place on May 7-9 in Washington, D.C.!
April 2022
Congratulations to Srinivas Arun of Cherry Creek HS and Jackson Dryg of Fossil Ridge HS on their USA Math Olympiad and USA Junior Math Olympiad results! Srinivas was awarded a USAMO Bronze Award, and Jackson was named a USAJMO winner, receiving one of the highest scores. Both will have the opportunity to attend the Math Olympiad Summer Program (MOSP) which will train and select the members of the US Math Olympiad Team. Congrats to Srinivas and Jackson!!
April 2022
The 2022 ARML Local Competition attracted 117 six-member teams from around the country. Congratulations to the following Colorado teams! Colorado Archimedes (Srinivas Arun, Jackson Dryg, Ellie Greyson, Jeremy Huang, Anthony Wang, Ari Wang) placed 10th and Colorado Calcoholics (Shruti Arun, Pavan Gudavalli, Abhinav Krishna, Hannah Wang, Max Xu, Kelly Young) placed 18th.

In addition, Srinivas Arun of Cherry Creek HS placed 8th overall in the Individual Round, one of only 12 participants who received a perfect score.
April 2022
The AMC Awards and Certificates for Young Women in Mathematics have been announced. Congratulations to the following math circle members who have been named Certificate Winners!
AMC 8Audrey Haas, Allison Duan
AMC 10AShruti Arun, Valerie Xin, Alicia Tan, Pei Xiao (Mia) Wu, Emma Russell, Kelly Yang
AMC 10BKelly Young, Shruti Arun, Valerie Xin
AMC 12AEllie Greyson, Emily Zhang, Maya Vendhan, Tanishqa Puhan
AMC 12BTanishqa Puhan, Maya Vendhan, Ellie Greyson, Emily Zhang
April 2022
Congratulations to the math circle members who qualified for the 2022 USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2022 USAMO Srinivas Arun Cherry Creek HS
2022 USAJMO Jackson Dryg Fossil Ridge HS
March 2022
The Colorado Math Circle tied for 10th place in the 2021-2022 ARML Power Contest! Congratulations to all who participated!
arml power 2021 plaque
2023 Colorado ARML Team

2023 Colorado ARML Team

June 2023
Thirty Colorado students from 13 different schools competed in the 2023 ARML Competition at the University of Nevada Reno. The competition attracted 115 fifteen-member teams and over 1600 students from the U.S. and abroad. Congratulations to the Colorado ARML Team which placed first in the B Division and 12th place overall!
May 2023
Congratulations to Srinivas Arun of Cherry Creek HS who won a Silver Award in the 2023 USA Mathematical Olympiad! Congratulations also to Jackson Dryg of Fossil Ridge HS who received honorable mention in the USAMO, and Shruti Arun of Cherry Creek HS and Joshua Liu of Denver Online HS who received honorable mention in the USAJMO!
April 2023
The 2023 ARML Local Competition attracted 99 six-member teams from around the country and abroad. The Colorado Alpha Star Team finished in 2nd place! Congratulations to team members Shruti Arun, Srinivas Arun, Jackson Dryg, Jeremy Huang, Abhinav Krishna, and Ari Wang!

Special congratulations to Jackson Dryg who earned a perfect 10/10 score in the Individual Round and tied for 4th place among all participants! Other high scorers included Srinivas Arun and Abhinav Krishna who scored 9/10.
April 2023
Congratulations to the following students who qualified for the 2023 USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2023 USAMO Srinivas Arun Cherry Creek HS
  Jackson Dryg Fossil Ridge HS
2023 USAJMO Shruti Arun Cherry Creek HS
  Joshua Liu Denver Online HS
March 2023
The Colorado Math Circle finished tied for 3rd place in the 2022-2023 ARML Power Contest. Congratulations to all who participated this year! This is one of the best results we've ever had.
2024 Colorado ARML Team

2024 Colorado ARML Team

June 2024
Thirty-two Colorado students from 13 different schools competed in the national ARML Competition at the University of Nevada Reno. The competition attracted 113 fifteen-member teams and 1621 students from the U.S. and abroad, who competed simultaneously at four sites.

Congratulations to Jackson Dryg, who placed 19th in the nation! Congratulations also to Colorado Team 1, which tied for 22nd nationally out of 52 teams in Division A.
April 2024
The Colorado Math Circle finished in 7th place in the 2023-2024 ARML Power Contest. Congratulations to everyone who participated this year!

In the 2024 Purple Comet! Math Meet, the Colorado Archimedes team tied for 3rd place out of 340 teams in the high school mixed teams division. Congratulations to team members Shruti Arun, Srinivas Arun, Jackson Dryg, Jacob Greene, Davin Yin, and Kelly Young!

Congratulations to the following math circle members who qualified for the USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO)!
2024 USAMO Srinivas Arun Cherry Creek HS
  Ethan Lou Cherry Creek HS
2024 USAJMO Shruti Arun Cherry Creek HS
  Joshua Liu Denver Online HS
Special congratulations to Shruti Arun who has been invited to attend the Math Olympiad Summer Program (MOSP)! The program will train and select the members of the USA Math Olympiad Team. Congratulations also to Srinivas Arun who received a USAMO Bronze Award and to Joshua Liu who received a USAJMO Honorable Mention!

The 2024 ARML Local Competition attracted 99 six-member teams from around the country and abroad. The Colorado Archimedes team finished in 11th place! Congratulations to team members Shruti Arun, Srinivas Arun, Jackson Dryg, Jacob Greene, Davin Yin, and Kelly Young! Special congratulations to Jackson Dryg and Abhinav Krishna who scored 9/10 score in the Individual Round!
January 2024
Congratulations to Shruti Arun of Cherry Creek HS who won a Bronze Medal in the 2023 Math Prize for Girls Olympiad. The contest was held in December for the top scorers in the Math Prize for Girls competition.
October 2023
Congratulations to Shruti Arun of Cherry Creek HS who won 4th place in the Math Prize for Girls contest! The top 41 students will advance to the Olympiad Round. We wish Shruti the best of luck!
News from
  • 2016–2017
  • 2017–2018
  • 2018–2019
  • 2019–2020
2017 Colorado ARML Team

2017 Colorado ARML Team

June 2017
Congratulations to the Colorado ARML Team which won 5th place in the B Division and ranked 22nd nationally out of 133 fifteen-member teams in the 2017 ARML Competition! In the Relay Round the Colorado Team ranked 10th overall and in the Power Round they tied for 6th.

Special congratulations to Hongyi Chen of Fairview HS and Rahul Thomas of Campus MS who ranked among the top ARML individuals and qualified for the individual tiebreaker round!
May 2017
Congratulations to Hongyi Chen of Fairview HS who has been invited to attend the Mathematical Olympiad Summer Program (MOSP) for the third consecutive year, based on his performance in the 2017 USA Mathematical Olympiad (USAMO)! Only the top 50–60 students who write the USA Mathematical Olympiad or USA Junior Mathematical Olympiad are invited to attend MOSP, the U.S. IMO training camp.
May 2017
Congratulations to the Colorado Euler 1 Team (Hongyi Chen, Anudeep Golla, Anurag Golla, Austen Mazenko, Avi Swartz, and Rahul Thomas) which tied for first place in the high school mixed team division of the 2017 Purple Comet! Math Meet!
April 2017
Congratulations to the math circle members who qualified for the 2017 USA Mathematical Olympiad (USAMO)!
2017 USAMO Hongyi Chen Fairview HS
  Aaron Lou Highlands Ranch HS
  Avi Swartz Cherry Creek HS
2017 USAJMO Austen Mazenko Cherry Creek HS
February 2017
The winners of the Open Round of the 2017 North American Computational Linguistics Olympiad (NACLO) have been announced. The contest, which took place on January 26, attracted 1500+ participants in the U.S. and Canada. Congratulations to
Hannah ZhangFairview HS
Cynthia LinFairview HS
Andrea LinFairview HS
who ranked among the top 10% and advanced to the NACLO Invitational Round! Special congrats to Hannah who ranked 23rd overall!
November 2016
Congratulations to Kevin Wang of Fairview High School who will be one of ten finalists participating in the 2017 Who Wants to Be a Mathematician competition! The national contest will take place in January at the Joint Mathematics Meetings in Atlanta. Good luck to Kevin!
2018 Colorado ARML Team

2018 Colorado ARML Team

June 2018
Congratulations to the Colorado ARML Team which won 3rd place in the B Division and ranked 28th nationally out of 132 fifteen-member teams in the 2018 ARML Competition!
Special congrats to Austen Mazenko of Cherry Creek HS who ranked among the top ARML individuals and qualified for the individual tiebreaker round!
May 2018
Congratulations to Hongyi Chen of Fairview HS and Rahul Thomas of Cherry Creek HS who won honorable mention in the 2018 USA Mathematical Olympiad (USAMO) and USA Junior Mathematical Olympiad (USAJMO), respectively!

This summer Rahul will attend the elite Mathematical Olympiad Summer Program (MOSP) training camp for the U.S. international olympiad team.
May 2018
Congratulations to the Colorado Math 1 Team (Hongyi Chen, Sonia Chu, Anudeep Golla, Austen Mazenko, and Rahul Thomas) which won honorable mention in the high school mixed team division of the 2018 Purple Comet! Math Meet!
April 2018
Congratulations to the math circle members who qualified for the 2018 USA Mathematical Olympiad (USAMO)!
2018 USAMO Hongyi Chen Fairview HS
  Austen Mazenko Cherry Creek HS
2018 USAJMO Rahul Thomas Cherry Creek HS
April 2018
The Colorado Math Circle won fourth place in the 2017-2018 ARML Power Contest! Congratulations to all who participated this year!
February 2018
Congratulations to
Hannah ZhangFairview HS
Cynthia LinFairview HS
Austen MazenkoCherry Creek HS
Elia GorokhovskyFairview HS
who ranked among the top 10% in the Open Round of the 2018 North American Computational Linguistics Olympiad (NACLO) which attracted 1700+ participants from the U.S. and Canada. They now advance to the Invitational Round.
September 2017
Congratulations to Hannah Zhang of Fairview HS for her excellent performance in the 2017 Math Prize for Girls competition! Hannah won honorable mention, placing among the top 25 participants. She qualifies for the Math Prize for Girls Olympiad in November.
2019 Colorado ARML Team

2019 Colorado ARML Team

June 2019
Congratulations to the Colorado ARML Team which just returned from the 2019 ARML Competition! In the B division, they finished in 1st place at the Las Vegas site and tied for 7th place nationally.

Special congratulations to Austen Mazenko of Cherry Creek High School who won 5th place out of 1900+ U.S. participants!
April 2019
Congratulations to the math circle members who qualified for the 2019 USA Mathematical Olympiad (USAMO)!
2019 USAMO Austen Mazenko Cherry Creek HS
  Rahul Thomas Fossil Ridge HS
2019 USAJMO Quinn Perian Homeschool
January 2019
Congratulations to Anudeep Golla of Fairview High School who has been selected to compete in the Who Wants to Be a Mathematician contest to be held at the Joint Mathematics Meetings in Baltimore, MD, next Saturday, January 19, 11 am MST. The event will be streamed live on the WWTBAM site.
June 2020
Congratulations to the Colorado Elbert Team (Srinivas Arun, Austen Mazenko, Quinn Perian, Rahul Thomas, Anthony Wang, Kyle Wang) which placed 16th out of 269 six-member teams in the ARML Local Competition!
June 2020
Congratulations to the math circle members who qualified for the 2020 USA Online Mathematical Olympiad (USOMO)!
2020 USOMO Austen Mazenko Cherry Creek HS
  Rahul Thomas Cherry Creek HS
2020 USOJMO Srinivas Arun Campus MS
May 2020
Congratulations to the Colorado A1 Team which placed 6th out of 22 fifteen-member teams in the FARML Competition on May 16! Special congrats to Rahul Thomas of Cherry Creek HS who placed 6th out of 300 students in the Individual competition!
April 2020
Congratulations to the Colorado Euler Team (Srinivas Arun, Brandon Dong, Andrew Huycke, Austen Mazenko, Quinn Perian, Rahul Thomas) which won honorable mention in the Purple Comet! Math Meet high school mixed teams division!
January 2020
Congratulations to Austen Mazenko of Cherry Creek High School who was selected to compete in the Who Wants to Be a Mathematician contest held at the Joint Mathematics Meetings in Denver on Saturday, January 18. Austen won second place in the contest, earning $6000. He also was named a winner of the AMS Math Poetry Contest!
News from
  • 2012–2013
  • 2013–2014
  • 2014–2015
  • 2015–2016
2014 Colorado ARML Team

2014 Colorado ARML Team

June 2014
The Colorado ARML A1 Team placed 28th overall at the 2014 ARML Competition, out of 145 fifteen-member regional teams from around the country.
May 2014
Congratulations to the Colorado MathCounts Team which placed 10th at the 2014 National MathCounts Competition! Special congrats to Hongyi Chen of Altona MS who ranked 3rd in the written competition and 6th overall!
May 2014
Congratulations to the Euler 3 Team (Hongyi Chen, Lubin Deng, Aaron Lou, Avi Swartz, Scott Weygandt) and Euler 1 Team (T.J. Leing, Josh Mundinger, Christine Soh, Nina Vendhan, George Younger, Casey Zhang) for winning honorable mention in the high school mixed team division of the 2014 Purple Comet! Math Meet!
April 2014
Congratulations to the math circle members who qualified for the 2014 USA Mathematical Olympiad (USAMO)!
2014 USAMO Ethan Coldren Fossil Ridge HS
  Shawn Ong Douglas County HS
  Albert Soh Fairview HS
  Jesse Zhang Fairview HS
2014 USAJMO Avi Swartz Cherry Creek HS
  Hongyi Chen Altona MS
  Nina Vendhan Kent Denver
  Casey Zhang Fairview HS
March 2014
The Colorado Math Circle tied for sixth place in the 2013-2014 ARML Power Contest. This is the ninth consecutive year we have ranked among the top seven teams overall.
February 2014
Congratulations to the math circle members who have been named winners in the Open Round of the 2014 North American Computational Linguistics Olympiad (NACLO)! The contest attracted more than 1625 participants in the U.S. and Canada. The top winners advance to the five-hour Invitational Round.
Leigha AmickBoulder HS
Shawn Ong Douglas County HS
Albert SohFairview HS
Christine SohFairview HS
Jesse ZhangFairview HS
January 2014
Congratulations to Jesse Zhang of Fairview High School who won 2nd place in the 2014 Who Wants to Be a Mathematician contest, receiving $6000 for himself and his school! The contest took place at the 2014 Joint Mathematics Meetings in Baltimore.
September 2013
Congratulations to Nina Vendhan of the Kent Denver School who won 8th place in the 2013 Math Prize for Girls! In addition to receiving $1000, Nina now advances to the 2013 Math Prize for Girls Olympiad in November.
August 2013
We are pleased to announce that the CU-Boulder Department of Mathematics is now a co-sponsor of the Colorado Math Circle, joining the Department of Applied Mathematics and Outreach Committee.
2015 Colorado ARML Team

2015 Colorado ARML Team

June 2015
The Colorado ARML A1 Team placed 20th overall at the 2015 ARML Competition, out of 135 fifteen-member regional teams from around the country. Special congratulations to Jesse Zhang of Fairview HS and Avi Swartz of Cherry Creek HS who ranked among the top individuals in the competition and qualified for the tiebreaker round!
May 2015
Congratulations to Hongyi Chen of Fairview High School who was named one of the winners of the 2015 USA Junior Mathematical Olympiad (USAJMO)! He qualifies for the Mathematical Olympiad Summer Program (MOSP) which trains and selects members of the U.S. Olympiad Team.
May 2015
Congratulations to the Euler Quads Team (Hongyi Chen, Lubin Deng, Kristine Guo, T.J. Leing, and Casey Zhang) which won first place in the high school mixed team division of the 2015 Purple Comet! Math Meet!
April 2015
Congratulations to the math circle members who qualified for the 2015 USA Mathematical Olympiad (USAMO)!
2015 USAMO Jesse Zhang Fairview HS
2015 USAJMO Hongyi Chen Fairview HS
  Avi Swartz Cherry Creek HS
  Aaron Lou Highlands Ranch HS
March 2015
The Colorado Math Circle tied for seventh place in the 2014-2015 ARML Power Contest. This is the tenth consecutive year we have ranked among the top seven teams overall.
March 2015
Congratulations to the math circle members who have been named winners in the Open Round of the 2015 North American Computational Linguistics Olympiad (NACLO)! The contest attracted more than 2000 participants in the U.S. and Canada. The top winners advance to the four-hour Invitational Round.
Jesse ZhangFairview HS
Hannah ZhangFairview HS
January 2015
The Rocky Mountain Section of the Mathematical Association of America (MAA) has awarded the Colorado Math Circle a Section Activity Grant. Many thanks to the MAA!
December 2014
The Colorado Math Circle is tied for 4th place, just one point behind the 1st place teams, after Round 1 of the 2014-2015 ARML Power Contest. Congratulations to everyone who participated!
December 2014
The Boulder Daily Camera visited the Euler Group Puzzlepalooza and published an article about the contest.
September 2014
Congratulations to Nina Vendhan, Casey Zhang and Christine Soh on their excellent results in the 2014 Math Prize for Girls competition!

Nina Vendhan of Kent Denver School tied for second place overall, winning $7500. Casey Zhang of Fairview HS won honorable mention and Christine Soh of Fairview HS scored just below honorable mention. Congrats to all three!
2016 Colorado ARML Team

2016 Colorado ARML Team

June 2016
Congratulations to the Colorado ARML A1 Team which just returned from the 2016 ARML competition! They placed 30th nationally out of 131 teams and 5th in the western division.
Special congratulations to Hongyi Chen of Fairview HS who qualified for the individual tiebreaker round and placed 12th out of almost 2000 participants from around the country!
May 2016
Congratulations to Hongyi Chen of Fairview HS who has been named one of the top 12 winners of the 2016 USA Mathematical Olympiad! Congratulations to Avi Swartz of Cherry Creek HS who has been invited, along with Hongyi, to attend the Mathematical Olympiad Summer Program (MOSP)!

In 2016, 140,000 U.S. students participated in the American Mathematics Competitions (AMC) 10/12 exams which lead to the selection of the U.S. IMO (International Mathematical Olympiad) team. Only the top 50–60 students who write the USA Mathematical Olympiad or USA Junior Mathematical Olympiad are invited to attend MOSP, the U.S. IMO training camp.
The last time two Colorado students qualified for this select program was in 2008. Congrats to Hongyi and Avi!
April 2016
The Colorado Math Circle has won first place in the 2015-2016 ARML Power Contest! This is the first time we have won the contest after placing among the top seven teams for ten consecutive years. Congratulations to all who participated!!
April 2016
Congratulations to the math circle members who qualified for the 2016 USA Mathematical Olympiad (USAMO)!
2016 USAMO Hongyi Chen Fairview HS
  Anurag Golla Fairview HS
  Avi Swartz Cherry Creek HS
  Andrew Ying Cherry Creek HS
2016 USAJMO Austen Mazenko Campus MS
  Hannah Zhang Fairview HS
February 2016
The winners of the Open Round of the 2016 NACLO (North American Computational Linguistics Olympiad) have been announced. The contest, which took place on January 28, attracted close to 2000 participants in the U.S. and Canada. Congratulations to
Hannah ZhangFairview HS
Cynthia LinFairview HS
Avi SwartzCherry Creek HS
Kevin WangFairview HS
who ranked among the top 10% and advanced to the NACLO Invitational Round!
December 2015
The Colorado Math Circle is tied for third place after Round 1 of the 2015-2016 ARML Power Contest. Congratulations to all participants!
November 2015
Congratulations to Casey Zhang of Fairview High School who will be one of ten finalists participating in the 2016 Who Wants to Be a Mathematician competition! The national contest will take place in January at the Joint Mathematics Meetings in Seattle. Best of luck to Casey!
September 2015
Congratulations to Christine Soh and Andrea Lin of Fairview High School for their excellent performance in the 2015 Math Prize for Girls competition! Christine placed among the top students and qualified for the Math Prize for Girls Olympiad in November. Andrea scored just below honorable mention. Congrats to both!
2013 Colorado ARML Team

2013 Colorado ARML Team

June 2013
The CU-Boulder Outreach Committee has awarded the Colorado Math Circle $6900 for the 2013–2014 academic year. We greatly appreciate the generous financial support we have received from the Outreach Committee and Department of Applied Mathematics.
June 2013
The Colorado ARML A1 Team placed 23rd overall at the 2013 ARML Competition, out of 139 fifteen-member regional teams from around the country.
May 2013
Congratulations to Jesse Zhang of Fairview HS who, for the second time, has qualified for the Mathematical Olympiad Summer Program (MOSP) which trains and selects members of the U.S. Olympiad Team.
May 2013
Congratulations to Hongyi Chen of Altona MS who placed among the top twelve students at the 2013 National MathCounts Competition!
May 2013
The Colorado Euler 1 Team won second place in the 2013 Purple Comet! Math Meet mixed high school division. Congratulations to Tommy Fan, Jacob Imola, Albert Soh, Robert Spofford, Henry Zhang, and Larry Zhang! Congratulations also to the Colorado Euler 2 and Euler 5 Teams which won honorable mention.
April 2013
Congratulations to the math circle members who qualified for the 2013 USA Mathematical Olympiad (USAMO)!
2013 USAMO Tommy Fan Lakewood HS
  Albert Soh Fairview HS
  Henry Zhang Fairview HS
  Jesse Zhang Fairview HS
2013 USAJMO Avi Swartz Challenge School
March 2013
The Colorado Math Circle finished in fourth place in the 2012-2013 ARML Power Contest. After placing thirteenth in the first round, we outscored all teams in the second round. This is the eighth consecutive year we have ranked among the top seven teams overall.
February 2013
Congratulations to the math circle members who have been named winners in the Open Round of the 2013 North American Computational Linguistics Olympiad (NACLO)! The contest attracted more than 1600 participants in the U.S. and Canada. The top winners advance to the five-hour Invitational Round.
Shawn Ong Douglas County HS
Christine SohFairview HS
Chloe PradeauFairview HS
January 2013
The Rocky Mountain Section of the Mathematical Association of America (MAA) has awarded the Colorado Math Circle a Section Activity Grant.
News from
  • 2008–2009
  • 2009–2010
  • 2010–2011
  • 2011–2012
2009 Colorado ARML Team

2009 Colorado ARML Team

June 2009
The Colorado ARML A Team placed 28th overall and 7th in the western division at the 2009 ARML Competition, out of 130 regional teams. Relay Round was the team's best this year, with the 7th highest score in the competition.
May 2009
Congratulations to Charles Xu of Fairview High School, who qualified for the Mathematical Olympiad Summer Program (MOSP) for the second consecutive year! The other Colorado USAMO qualifiers in 2009 were Ben Alpert and Chris Guthrie, also of Fairview High School, and Michael Morton of Rangely High School.
March 2009
The Colorado Math Circle won sixth place in the 2008–09 ARML Power Contest, just a half point behind three teams tied for third. This is the fourth consecutive year we have placed in the top ten.
March 2009
Congratulations to math circle alumnus Sam Elder, now at Caltech, who won honorable mention in the 2008 William Lowell Putnam Mathematics Competition for college students.
2010 Colorado ARML Team

2010 Colorado ARML Team

June 2010
The Colorado ARML A Team placed 22nd overall and 4th place in the western division at the 2010 ARML Competition, out of 120 regional teams. Team A's Team Round score was the 7th highest in the country. The Colorado ARML B Team placed 10th nationally and 3rd place at the western site in the B Division.
April 2010
Congratulations to the math circle members who qualified for the 2010 USA Mathematical Olympiad (USAMO):
2010 USAMO Ben Alpert Fairview HS
  Hunter Chase Alexander Dawson
  David Wise Classical Academy
  Charles Xu Fairview HS
2010 USAJMO Alex Black Fairview HS
  Albert Soh Summit MS
  Jesse Zhang Southern Hills MS
March 2010
The Colorado Math Circle tied for second place in round two of the 2009-2010 ARML Power Contest, finishing in seventh place overall. As one of the top ten teams, we will be presented with a trophy at the ARML Competition in June.
March 2010
Congratulations to Sam Elder who ranked among the top twenty-five in the 2009 William Lowell Putnam Mathematics Competition! A former math circle and Colorado ARML team member, Sam is now an undergraduate at Caltech.
January 2010
Charles Xu of Fairview High School tied for third place and won $1000 in the first national Who Wants to Be a Mathematician contest held during the Joint Mathematics Meetings in San Francisco in January 2010. Congratulations to Charles!
December 2009
Congratulations to Hannah Alpert who has been named a co-winner of the 2010 Alice T. Schafer Prize! The annual award is given by the Association for Women in Mathematics to an undergraduate woman for excellence in mathematics. Currently a University of Chicago junior, Hannah is a former math circle and Colorado ARML team member.
2011 Colorado ARML Team

2011 Colorado ARML Team

June 2011
The Colorado ARML A Team placed 14th overall and 6th place in the western division at the 2011 ARML Competition, our best placement ever. This year 132 fifteen-member regional teams from around the country participated. Team A's Relay Round score was the 7th highest in the country. The Colorado B Team was named a national winner, placing 6th out of 68 division B teams.

Congratulations to Ben Alpert, who finished in 6th place in the individual competition, out of 2000 participants!
April 2011
Congratulations to the math circle members who qualified for the 2011 USA Mathematical Olympiad (USAMO)!
2011 USAMO David Wise Classical Academy
  Charles Xu Fairview HS
2011 USAJMO Albert Soh Fairview HS
  Jesse Zhang Southern Hills MS
April 2011
The Colorado Euler 1 Team won first place in the 2011 Purple Comet! Math Meet mixed high school division. Congratulations to Allan Gardner, Ben Alpert, Cissy Chen, David Wise, Kevin Xie, and Tommy Fan for scoring a perfect 30! The Colorado Euler 2 team won honorable mention.

In the mixed middle school division, Colorado Galois 1 won eighth place. The Colorado Galois 2 and Galois 3 Teams were awarded honorable mention. Congratulations to all our participants! This year's Purple Comet online competition attracted 2200 teams from 39 countries.
March 2011
The Colorado Math Circle finished in fifth place in the 2010–2011 ARML Power Contest. Congratulations to everyone who participated!
February 2011
Congratulations to the following math circle students who have been named winners in the Open Round of the 2011 North American Computational Linguistics Olympiad (NACLO)!
The math circle hosted the three-hour NACLO Open Round for the first time this year. The contest attracted more than 1000 participants in the U.S. and Canada. The top 100 winners now advance to the five-hour Invitational Round on Thursday, March 10. Top scorers in the Invitational Round will be invited to represent the U.S. at the International Olympiad in Linguistics (IOL).
Chris Guthrie Fairview HS
Charles Xu Fairview HS
Katie Wise Homeschool/The Classical Academy
David Wise Homeschool/The Classical Academy
Sarah Scheffler Niwot HS
Ben Alpert Fairview HS
Albert Soh Fairview HS
2012 Colorado ARML Team

2012 Colorado ARML Team

June 2012
The CU-Boulder Outreach Committee has awarded the Colorado Math Circle $6900 for the 2012–2013 academic year. We greatly appreciate the generous financial support we have received from the Outreach Committee and Department of Applied Mathematics these past few years.
June 2012
Congratulations to the Colorado ARML A Team which placed 20th overall at the 2012 ARML Competition! This year 140 fifteen-member regional teams from around the country participated. Team A's Relay Round score was the 10th highest in the country.
May 2012
Congratulations to Jesse Zhang of Fairview HS who was named a winner of the 2012 USA Junior Mathematical Olympiad (USAJMO)! He qualifies for the Mathematical Olympiad Summer Program (MOSP) which trains and selects members of the U.S. Math Olympiad Team.
May 2012
The Colorado Euler 2 Team won second place in the 2012 Purple Comet! Math Meet mixed high school division. Congratulations to Chris Chen, Jesse Zhang, Larry Zhang, Riley Xu, Shawn Ong, and Siyang Sun for scoring 29 out of 30 points! The Colorado Euler 1 Team won honorable mention.

In the mixed middle school division, the Colorado Galois 1 Team won honorable mention. Congratulations to Casey Zhang, Christine Soh, Nina Vendhan, T.J. Leing, Webb Harrington, and George Younger for winning sixth place by scoring 18 points out of 20!

This year's Purple Comet online competition attracted over 10,000 students who competed on 2200 teams from 39 countries.
April 2012
Congratulations to the math circle members who qualified for the 2012 USA Junior Mathematical Olympiad (USAJMO)!
2012 USAJMO Albert Soh Fairview HS
  Robert Spofford Heritage HS
  Jesse Zhang Fairview HS
  Larry Zhang Fairview HS
March 2012
Congratulations to math circle alumni Sam Elder and Ben Alpert for their performance in the 2011 William Lowell Putnam Mathematics Competition! Sam, a senior at Caltech, ranked among the top five (out of 4400 participants) and was named a Putnam fellow. Ben, a freshman at Carnegie Mellon, placed among the top twenty-five students.
March 2012
The Colorado Math Circle finished in fourth place in the 2011-2012 ARML Power Contest. Congratulations to everyone who participated!
February 2012
Congratulations to Kevin Xie of Douglas County High School who has been named a winner in the Open Round of the 2012 North American Computational Linguistics Olympiad (NACLO)! The contest attracted more than 1500 participants in the U.S. and Canada. The top winners now advance to the five-hour Invitational Round on Tuesday, March 13.
December 2011
Colorado Math Circle alumna Hannah Alpert has been awarded honorable mention for the 2012 Frank and Brennie Morgan Prize for outstanding research in mathematics by an undergraduate student. A graduate of Fairview High School and University of Chicago, Hannah is currently a graduate student in mathematics at MIT.
November 2011
The Rocky Mountain Section of the Mathematical Association of America (MAA) has awarded the Colorado Math Circle a $750 Section Activity Grant.
November 2011
The Colorado Math Circle is in third place after Round 1 of the 2011–2012 ARML Power Contest. Congratulations to all participants!
News from
  • 2005–2006
  • 2006–2007
  • 2007–2008
2006 Colorado ARML Team

2006 Colorado ARML Team

June 2006
The Colorado ARML Team won first place in the B Division of the 2006 ARML Competition, outscoring 80+ teams from around the country and abroad. Each team member received a TI-84 calculator. Placing 18th overall, the Colorado team now moves to the more competitive A Division. The Power Round was the team's best round, with the third highest score in the competition.
March 2006
The Colorado Math Circle won fourth place in the 2005–06 ARML Power Contest.
2007 Colorado ARML Team

2007 Colorado ARML Team

June 2007
Congratulations to Sam Elder of Poudre High School who won 9th place in the 2007 ARML Competition! The Colorado Granite Team placed 4th in the western division and 19th overall. Once again Power Round was the team's strongest, attaining the 5th highest score in the competition. Hannah Alpert of Fairview High School also qualified for the individual tiebreaker round.
March 2007
The Colorado Math Circle won third place in the 2006–07 ARML Power Contest, with the highest team score in the second round.
2008 Colorado ARML Team

2008 Colorado ARML Team

June 2008
Thomas Davids of Fairview High School placed 9th in the country at the 2008 ARML Competition! The Colorado Granite Team once again placed among the top 20 in the country, finishing in 17th place overall and 5th in the western division. Relay Round and Team Round were the team's best this year, with the 3rd and 8th highest scores, respectively, in the competition. Colorado Quartz won the Super Relay at the western site.
May 2008
Congratulations to Sam Elder of Poudre High School who was named a 2008 USA Mathematical Olympiad (USAMO) winner! Congratulations also to Charles Xu of Fairview High School, who will join Sam at the 2008 Mathematical Olympiad Summer Program (MOSP)! The other Colorado USAMO qualifiers in 2008 were Ben Alpert, Thomas Davids, and Chris Guthrie, also of Fairview High School.
March 2008
The Colorado Math Circle won second place in the 2007–08 ARML Power Contest, with the highest team score in the first round. Congratulations to all who participated!