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Jason Kim
  • Member for 4 years, 2 months
  • Last seen more than 2 years ago
8 votes
2 answers
328 views

USAMTS $4/2/17$ Duck Goose Goose Problem

4 votes
1 answer
250 views

Color an infinite equilateral grid with seven colors. Can it be possible to prove using Pigeonhole Principle that a monochromatic triangle exists?

3 votes
1 answer
91 views

MATHCOUNTS States Team Problem #9 2018 (Sum of Terms are Squares)

3 votes
7 answers
335 views

Is $x^4+1$ always prime for even $x$?

3 votes
1 answer
40 views

Question About Divisors Of Coloring Polygons

2 votes
1 answer
51 views

Proving that $x^n+a_{n-1}x^{n-1}+...+a_1x+a_0$ with $a_1,a_2,...,a_n$ integers has a maximum GCD of $n!$ over all integral values.

2 votes
2 answers
645 views

Limits for sine and cosine functions

1 vote
1 answer
429 views

Using generating functions to determine conditional probability of five heads in a row

1 vote
1 answer
48 views

A Minimum Path to visit $4$ points on a sphere (no intersections)

1 vote
1 answer
2k views

What is the relation to $\sinh{x},\cosh{x}$ and $\sin{x},\cos{x}$ [duplicate]

1 vote
1 answer
54 views

A system of equations with Difference of Fifths

0 votes
2 answers
67 views

Problem about chance of over $\frac12$ getting their hats out of $10$

0 votes
0 answers
34 views

How to Solve box balls with Generating Functions

0 votes
0 answers
74 views

Population of Standard Deviation of $n$ numbers an integer?

-1 votes
1 answer
186 views

Spherical Distance Formula?

-4 votes
1 answer
110 views

What is the Cauchy-Schwarz Inequality? [closed]