Circle Archives
Date 
Instructor University or Affiliation 
Topic 
Room Number 
Sep. 6 MC1 
Zvezdelina Stankova (Mills/UCB) 
Along Euler's Line, Part I (Beginner) 
160 Dwinelle 
David Auckly (MSRI) 
"Balloon Math" (Intermediate)Puppy Walk, Deep Graphs, Balloon Numbers, Which is a Dog 
740 Evans 

Olga Holtz (UCB/Berlin) 
"Recurrence Relations" (Advanced) 
736 Evans 

Sep. 13 
Zvezdelina Stankova (Mills/UCB) 
160 Dwinelle 

Aaron Abrams (MSRI) 
"Finite and Infinite Geometric Series, and More" (Intermediate) 
740 Evans 

Ilia Smilga (MSRI) 
"FourDimensional Regular Polytopes" (Advanced) 
736 Evans 

Sep. 20 
Zvezdelina Stankova (Mills/UCB) 
160 Dwinelle 

Tom Davis (San Jose Math Circle) 
740 Evans 

Shmuel Weinberger (MSRI/Chicago) 
736 Evans 

Sep. 27 
Art Benjamin (HarveyMudd) 
"Mathemagics, or the Art of Mental Math" (Joint Special Session) (BMCBeginners/Intermediate/Advanced) 
Lawrence Hall of Science (6pm8pm) 
MC1
Oct. 4 MC2 
Joshua Zucker (EPGY/MSRI) 
160 Dwinelle 

Shmuel Weinberger (MSRI/Chicago) 
740 Evans 

Grigor Sargsyan (Rutgers) 
"Infinity" (Advanced) 
736 Evans 

Oct. 11 MC1 
Joshua Zucker (EPGY/MSRI) 
160 Dwinelle 

Zvezdelina Stankova (Mills/UCB) 
740 Evans 

Ivan Matic (Duke) 
736 Evans 

Oct. 18 
Joshua Zucker (EPGY/MSRI) 
160 Dwinelle 

Zvezdelina Stankova (Mills/UCB) 
740 Evans 

Bernt Wahl (UCB) 
736 Evans 

Oct. 25 
Paul Zeitz (USF) 
160 Dwinelle 

William Meyerson (MSRI/Helsinki) 
740 Evans 

Zhiren Wang (MSRI/Princeton) 
"Preparation for the World Team Math Competition in Beijing" (Advanced) 
736 Evans 

Nov. 1 
Bay Area Math Festival, more outside students may drop in at BMC. 

MC2
Nov. 1 MC3 
Joshua Zucker (EPGY/MSRI) 
160 Dwinelle 

Alon Amit (Facebook) 
"4 points, 2 distances and other Squares problems." (Intermediate) 
740 Evans 

Ngoc Tran (UCB) 
736 Evans 

Nov. 25 
World Team MAthematics Competition, Beijing, China; 

Nov. 8 MC2 
Paul Zeitz (USF) 
160 Dwinelle 

William Meyerson (MSRI/Helsinki) 
"Preparation for AMC 8" (Intermediate). Previous contests: 2008, 2009, 2010. 
740 Evans 

David Auckly (MSRI) 
"17 Gauss Way." (Advanced). Abstract: The address of MSRI is 17 Gauss way to celebrate the fact that Gauss demonstrated how to construct a regular 17gon with a ruler and compass. In this session, I will provide hints to show people how they can construct a 17gon. 
736 Evans 

Nov. 15 
Paul Zeitz (USF) 
160 Dwinelle 

Staff 
AMC8 Math Competition, proctored by BMC staff (Intermediate) 
150 GSPP 

Vera Serganova (UCB) 
"Hyperbolic geometry" (Advanced) 
736 Evans 

Nov. 22 
Elena Fuchs (UCB) 
"Number Theory I: Modular Arithmetic with a View Towards a Card Trick" (Beginner) 
160 Dwinelle 
Tom Davis (San Jose Mathh Circle) 
"Iterated Functions" (Intermediate) 
740 Evans 

Keith Ball (UCL/MSRI) 
736 Evans 

Nov. 29 
Elena Fuchs (UCB) 
"Number Theory II: Modular Arithmetic with a View Towards a Card Trick" (Beginner) 
160 Dwinelle 
Chris Overton TBA 
"Complex analysis and analytic functions I" (Intermediate) 
740 Evans 

Sergei Ovchinnikov (SFSU) 
"The Art Gallery Problem" (Advanced) 
736 Evans 

MC3
Dec. 6 MC4 
Elena Fuchs (UCB) 
"Number Theory III: Modular Arithmetic with a View Towards a Card Trick" (Beginner) 
160 Dwinelle 
Chris Overton TBA 
"Complex analysis and analytic functions II" (Intermediate) 
740 Evans 

Jelani Nelson (MSRI) 
736 Evans 

Dec. 13
MC3 
Ravi Vakil (Stanford) 
Last session of the Berkeley Math Circle for Fall 2011: Holiday Party, Dec 13, at MSRI "The Mathematics of Doodling" (BMCBeginners/Intermediate/Advanced) with Professor Ravi Vakil from Stanford University, twice gold medalist from the International Mathematical Olympiads on the Canadian Team, 4 times Putnam Fellow. This is a 1hour joint session, 67pm, in Simon's Auditorium, MSRI, for BMCBeginners/Intermediate/Advanced students; parents welcome in the audience. ALL BMCelementary students: you will have a session on the SECOND FLOOR of MSRI, 67pm. The holiday party, 78pm, in the first floor lobby of MSRI, for all BMC students and parents. 

Dec. 20 
Winter and New Year Break 

Dec. 27 
Winter and New Year's Break 

Jan. 3 
Winter and New Year's Break 

MC4
Jan. 10 MC5 
Linda Green (Dominican/Marin MC) 
"Number Theory IV: Exploding Dots and Alien Arithmetic" (Beginner) 
1015 Evans 
Matt Beck (SFSU) 
"Integer Partitions, Part I" (Intermediate) 
740 Evans 

Evan O'Dorney (Harvard) 
"Putnam Aftermath I" (Advanced) 
736 Evans 

Jan. 17 MC4 
Linda Green (Dominican/Marin MC) 
"Number Theory V: Prime Numbers and Division Tricks" (Beginner) 
330 Evans 
Matt Beck (SFSU) 
"Integer Partitions, Part II" (Intermediate) 
740 Evans 

Evan O'Dorney (Harvard) 
"Putnam Aftermath II" (Advanced): Same handout as the lecture from January 10th. 
736 Evans 

Jan. 24 
Linda Green (Dominican/Marin MC) 
"Number Theory VI: Euler's Game" (Beginner) 
330 Evans 
Brandy Wiegers (SFSU) 
"Slide Rules Rule!" (Intermediate) 
740 Evans 

Svante Linusson (Sweden/MSRI) 
"Cutting and Counting in the Plane and in Higher Dimensions" (Advanced) 
736 Evans 

Jan. 31 
Linda Green (Dominican/Marin MC) 
"Number Theory VII: Math Dash" (Beginner) 
330 Evans 
Ted Alper (EPGY) 
"AMC 10 Contest Review" (Intermediate) 
740 Evans 

Miklos Racz (UCB/MSRI) 
"AMC 12 preparation" (Advanced) 
736 Evans 

MC5
Feb. 7 MC6 
Joshua Zucker (EPGY/MSRI) 
"Fancier Counting I" (Beginner) 
330 Evans 
Staff 
AMC 10/12 (Intermediate/Advanced) 
TBA 

Feb. 14 MC5 
Joshua Zucker (EPGY/MSRI) 
"Fancier Counting II" (Beginner) 
330 Evans 
Vera Serganova (UCB) 
"Conic Sections" (Intermediate) 
740 Evans 

Adrien Kassel (France/MSRI) 
"Tiling Problems: From Dominoes, Checkerboards, and Mazes to Discrete Geometry"(Advanced) 
736 Evans 

Feb. 21 
Joshua Zucker (EPGY/MSRI) 
"Fancier Counting III (Puzzle)" (Beginner) 
330 Evans 
Miklos Racz (UCB/MSRI) 
"BAMO 8 preparation"(Intermediate) 
740 Evans 

Andrew Dudzik (UCB) 
"BAMO 12 preparation" (Advanced) 
736 Evans 

Feb. 28 
Staff 
BAMO 8/12 (BMCBeginners/ Intermediate/Advanced) 
TBA 
MC6
Mar. 6 MC7 
Yael Degany (UCB) 
"Two Ideas That Show Up in Every Corner of Math I" (Beginner) 
330 Evans 
Joshua Zucker (EPGY/MSRI) 
"BAMO Aftermath" (Intermediate) 
740 Evans 

Maksim Maydansky (Stanford) 
"BAMO Aftermath" (Advanced) 
736 Evans 

Mar. 13 MC6 
Yael Degany (UCB) 
"Two Ideas That Show Up in Every Corner of Math II" (Beginner) 
330 Evans 
Zvezdelina Stankova (Mills/UCB) 
"Inversion in the Plane"(Intermediate) 
740 Evans 

John McSweeney (Concordia/MSRI) 
"Splitting the Rewards in Interrupted Games of Chance: How to Keep Everyone Happy?" (Advanced) 
736 Evans 

Mar. 15 
Staff 
AIME I for qualifiers 
TBA 
Mar. 20 
Yael Degany (UCB) 
"Two Ideas That Show Up in Every Corner of Math III" (Beginner) 
330 Evans 
Zvezdelina Stankova (UCB) 
"Inversion in the Plane" (Intermediate) 
740 Evans 

Alon Amit (Facebook) 
TBA (Advanced) 
736 Evans 

Mar. 27 
Spring Break 

MC7
Apr. 3 MC8 
Yael Degany (UCB) 
"Two Ideas That Show Up in Every Corner of Math IV" (Beginner) 
330 Evans 
Danielle Fong (LightSail Energy, and The Sprouts) 
"Trimtab: Mathematical Tricks Applied to Real Life, for Fun and Profit." (Intermediate) 
740 Evans 

Peter Winkler (MSRI/Dartmouth) 
"The Evolution of Mathematical Puzzles"(Advanced) 
736 Evans 

Apr. 10
MC7 
Zvezdelina Stankova (Mills/UCB) 
"Geometric ReConstructions in the Plane I" (Beginner) (Note: Expanded handout from the session, including homework 1) 
330 Evans 
John Schulman (UCB) 
"Polyhedra" (Intermediate) 
740 Evans 

Lilit Martirosyan (UCB) 
"Rigid Motions of Space" (Advanced) 
736 Evans 

Apr. 17 
Zvezdelina Stankova (Mills/UCB) 
"Geometric ReConstructions in the Plane II" (Beginner) (Note: Expanded handout from the session, including homework 1) 
330 Evans 
Aaron Kleinman (UCB) 
"Nim" (Intermediate) 
740 Evans 

Ted Courant (Bentley) 
"A Suite of Numerical Methods Part I" (Advanced) 
736 Evans 

Apr. 24 
Zvezdelina Stankova (Mills/UCB) 
"Geometric ReConstructions in the Plane III" (Beginner) 
330 Evans 
Tatiana Shubin (SJSU) 
"Have Colors Will Paint Part I" (Intermediate) 
740 Evans 

Ted Courant (Bentley) 
"A Suite of Numerical Mehods Part II" (Advanced) 
736 Evans 

Apr. 2425 
Staff 
USAMO/USAJMO for qualifiers 
TBA 
MC8
May 1

Zvezdelina Stankova (Mills/UCB) 
"Along Euler's Circle IV" (Beginner) 
330 Evans 
Tatiana Shubin (SJSU) 
"Have Colors Will Paint Part II" (Intermediate) 
740 Evans 

James Propp (U Massachusetts Lowell/UCB) 
"Derandomizing Randomness with RoterRouters"(Advanced) 
736 Evans 

May 8 MC8 
Alon Amit (Facebook) 
End of the Year Party (possibly at MSRI) (BMCBeginners/Intermediate/Advanced) (1hour joint session, followed by the party; parents welcome in the audience) 