Speakers, topics, and handouts for the 2006-2007 Stanford Math Circle sessions appear in the table below. Practice problems for each talk can be downloaded by clicking the pencil icon in the last column. Also follow the links for additional material.
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Fall 2006 Session

Date Speaker Title and Topic

September 17
Sam Vandervelde
.....Stanford
 The King Chicken Theorems
(Graph theory in the barnyard)
September 24 Matthias Beck
.....SFSU

Making Change Like Frobenius
(Number theory and coin counting)
October 1 Matthias Beck
.....SFSU		 Making Change Like Frobenius II
(Generating functions)
October 8 Ravi Vakil
.....Stanford		 The Ubiquitous Proportion
(The golden mean in math and nature)
October 15

Sam Vandervelde
.....Stanford

 Geometric Mad-Libs
(Investigations with points in the plane)
October 22 Sam Vandervelde
.....Stanford

Those Three Little Dots
(Limits and infinity)
October 29 Deepak Tolani
.....Dreamworks Studios

Indispensable Curvature
(Mathematics and computer graphics)

 NPS
November 5 Tom Davis
.....Silicon Graphics		 Homogenous Coordinates
(Mathematics and computer graphics)
November 12 Tom Davis
.....Silicon Graphics		 Down the Graphics Pipeline
(Mathematics and computer graphics)		 SAP
November 19 Ravi Vakil
 .....Stanford		 The Mathematics of Doodling
(Differential geometry)
November 26 No math circle Thanksgiving break NPS
December 3 Sam Vandervelde
.....Stanford		 Coming Full Circle
(Euclidean geometry and inversion)
December 10 Sam Vandervelde
.....Stanford

A Beautiful Find
(Feuerbach's Theorem)
Fall ice cream social

 SAP

Winter 2007 session

Date Speaker Title and Topic

January 14 Tatiana Shubin
.....SJSU		 Pointing the Way
(Vector geometry)

January 21 Tatiana Shubin
.....SJSU		 Rotation Via Multiplication
(Complex numbers and geometry)
.
January 28 Joshua Zucker
.....Castilleja School

Divide and Conquer
(Partitions of integers)
.
February 4 Joshua Zucker
.....Castilleja School		 Close Encounters of the Stirling Kind
(Partitions of sets)
.
February 11 Sam Vandervelde
.....Stanford		 Weird Cosines
(Trig values on cheap calculators)
.
February 18 Laurens Gunnarsen
.....Independent		 Two Cubes Are Better Than One
(Eisenstein integers) . . Notes
.
February 25 Sam Vandervelde
.....Stanford		 Partial Credit is Your Friend
(BAMO test preparation)
.
March 4 Ted Alper
.....EPGY		 Those Three Little Digits
(AIME practice session)
.
March 11 Federico Ardila
.....Colombian IMO coach		 BAMO awards ceremony
 Held at MSRI . . Directions . Flyer
NPS.
March 18 Brian Conrey
.....Amer Inst of Math		 2007 to the 2007 Power
(Congruences)
.
March 25 Sam Vandervelde
.....Stanford		 The Best Partition of the Integers
(Complementary sequences)
.
April 1 Brian Conrey
.....Amer Inst of Math		 Devious Divisors
(Multiplicative functions)
End of year pizza party
.