User Matt

45 votes

2 answers

27k views

How many zeroes are in 100!

asked May 7, 2012 at 7:17

33 votes

5 answers

65k views

Expected Value of Max of IID Variables

asked May 28, 2012 at 1:57

23 votes

9 answers

21k views

Rainbow Hats Puzzle

asked May 26, 2012 at 3:45

22 votes

5 answers

8k views

Probability of $5$ fair coin flips having strictly more heads than $4$ fair coin flips

asked May 18, 2012 at 19:32

18 votes

1 answer

36k views

Expected Ratio of Coin Flips

asked May 3, 2012 at 1:24

13 votes

2 answers

6k views

Improving Von Neumann's Unfair Coin Solution

asked May 18, 2012 at 5:11

12 votes

3 answers

7k views

Burnside's Lemma

asked Jul 1, 2012 at 5:06

9 votes

1 answer

3k views

How to solve infinite repeating exponents

asked Jul 4, 2012 at 6:17

8 votes

3 answers

3k views

Name Drawing Puzzle

asked Jul 1, 2012 at 19:13

6 votes

1 answer

506 views

Lightbulbs Puzzle

asked May 22, 2012 at 4:50

6 votes

3 answers

3k views

Chameleons Riddle

asked May 16, 2012 at 2:53

5 votes

2 answers

314 views

Number of Ones Puzzle

asked May 17, 2012 at 2:08

5 votes

1 answer

2k views

Expected Value of the Difference between 2 Dice

asked May 20, 2012 at 20:47

5 votes

4 answers

4k views

Some digit summation problems

asked Jun 30, 2012 at 3:20

5 votes

2 answers

5k views

Bidding Item Problem

asked Jul 4, 2012 at 18:14

5 votes

1 answer

243 views

stochastic dominance

asked Feb 23, 2013 at 23:59

4 votes

2 answers

2k views

Push down automata problem

asked Mar 25, 2013 at 6:58

4 votes

2 answers

2k views

Coloring Dice Problem

asked May 18, 2012 at 1:30

4 votes

1 answer

1k views

Check for prime

asked May 2, 2012 at 5:39

3 votes

0 answers

4k views

Understanding Power Method/Inverse Iteration in Linear Algebra

asked Dec 8, 2011 at 9:08

3 votes

1 answer

306 views

Opening Doors Puzzle

asked Jun 30, 2012 at 19:18

3 votes

2 answers

3k views

Flipping Cards Probability

asked Jun 16, 2012 at 19:02

3 votes

2 answers

5k views

Approximating Coins Flips Problem

asked Jul 2, 2012 at 3:36

3 votes

2 answers

242 views

Basic regular expressions problem

asked Feb 22, 2013 at 21:30

3 votes

1 answer

172 views

Context free language problem

asked Mar 25, 2013 at 4:29

2 votes

1 answer

116 views

Proving non CFL with pumping lemma

asked Mar 26, 2013 at 3:45

2 votes

4 answers

3k views

Messenger Riddle

asked Jul 3, 2012 at 5:57

2 votes

3 answers

3k views

Coin Arrangement Puzzle

asked Jun 29, 2012 at 3:31

2 votes

2 answers

5k views

Chords on a Circle

asked May 19, 2012 at 1:34

2 votes

1 answer

6k views

Rank-One Decomposition

asked Dec 22, 2011 at 1:17

Stack Exchange Network

43 Questions

How many zeroes are in 100!

Expected Value of Max of IID Variables

Rainbow Hats Puzzle

Probability of $5$ fair coin flips having strictly more heads than $4$ fair coin flips

Expected Ratio of Coin Flips

Improving Von Neumann's Unfair Coin Solution

Burnside's Lemma

How to solve infinite repeating exponents

Name Drawing Puzzle

Lightbulbs Puzzle

Chameleons Riddle

Number of Ones Puzzle

Expected Value of the Difference between 2 Dice

Some digit summation problems

Bidding Item Problem

stochastic dominance

Push down automata problem

Coloring Dice Problem

Check for prime

Understanding Power Method/Inverse Iteration in Linear Algebra

Opening Doors Puzzle

Flipping Cards Probability

Approximating Coins Flips Problem

Basic regular expressions problem

Context free language problem

Proving non CFL with pumping lemma

Messenger Riddle

Coin Arrangement Puzzle

Chords on a Circle

Rank-One Decomposition