
Junior Circle 20092010: Recent problem sets
Date 
Class Topic 
problem set 
Sept 19th 
Start of the Year Olympiad 
Home assignment: unsolved Olympiad problems 
Sept 26th 
Rational and irrational numbers 
Problem set, Session 107 
Oct 3rd 
Set theory: definition, set operations
Set theory: examples, stories, paradoxes 
Problem set, Session 108 
Oct 10th 
Set theory: definition, set operations 
Problem set, Session 109 
Oct 17th 
Set theory: how to compare sets? 
Problem set, Session 110 
Oct 24th 
Game of Math Auction 
Home Assignment: last problem of the Auction 
Nov 8th 
Set theory: countable and uncountable sets 
Problem set, Session 112 
Nov 15th 
Set theory: cardinality of continuum 
Problem set, Session 113 
Nov 22nd 
Game of Math Labyrinth 
Problem set, Session 114 
Dec 6th 
Set Theory: unusual sets examples 
Problem set, Session 115 
Jan 3rd 
Incircle Olympiad 
Problem set: leftover Olympiad problems 
Jan 10rd 
Discussion of the problem sets from last classes 
Problem set, Session 117 
Jan 17th 
Game: Math Hockey 
Problem set, Session 118 
Jan 24th 
Discussion of the problem sets from previous classes 
Problem set, Session 119 
Feb 7th 
Polynomials. Bezout Theorem 
Problem set, Session 120 
Feb 14th 
BAMO preparation

Problem set, Session 121 
May 16 
Limits

Problem set, Session 128 
Juniors Circle 20082009: Past problem sets (Eng)
Class Topic 
Problem Set 
Mathematical Battle (Jan 24, 09) 
Problem set, Session 90. 
Factorization Topics 
Problem set, Session 91. 
Factorization Topics 
Problem set, Session 92. 
BAMO 2008 problems  BAMO 2006 problems 
Arithmetic and Geometric Mean 
Problem set, Session 94. 
Minimum and Maximum 
Problem set, Session 95. 
Parabola 
Problem set, Session 96. 
Game of Math Labyrinth 
Same assignment: Session 96 
Math. Auction
(Apr 4, 09) 
Problem set, Session 98. 
Math. Battle Juniors/Seniors
(Apr 12, 09) 
Same problem set:
Session 98. 
Convexity. Open and Closed sets. Handout.
We have an anniversary. Our Juniors circle is 100 classes old!. 
Problem set, Session 100. 
Open and Closed sets. Supporting lines. Shapes of a constant width. Handout.

Problem set, Session 101. 
Convexity. Supporting lines. Handout.

Problem set, Session 102. 
Mathematical Sophisms and Paradoxes

Problem set, Session 103. 
Convexity. Helly's Theorem

Problem set, Session 104 
End of the Year Olympiad Prizes. Year results.

No home assignment! 
Recent and Upcoming Events and Competitions
NACLO linguistic competition is taking place on Wednesday, Feb 4, 2009.
Registration is still open at
www.naclo.cs.cmu.edu
BAMO math competition is taking place on February 24th, 2009.
Get ready!!!
http://www.bamo.org/info

