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15
Math.TechQA.Club
2026-04-11 15:22:15
120
Views
Psychic predict all hard-to-predict games in the first round of the NCAA "March Madness'' tournament.
Published on
11 Apr 2026 - 15:22
#combinatorics
#analysis
#discrete-mathematics
#recreational-mathematics
123
Views
To show that there are two people in the tournament with the same starting hand and position in a Texas Hold'em poker tournament.
Published on
16 Apr 2026 - 12:12
#combinatorics
#discrete-mathematics
#recreational-mathematics
#pigeonhole-principle
#poker
60
Views
Finding all numbers such that this algorithm calculates their square
Published on
16 Apr 2026 - 1:27
#algebra-precalculus
#recreational-mathematics
#number-systems
209
Views
Mathematics hiding in plain sight
Published on
14 Apr 2026 - 12:35
#soft-question
#recreational-mathematics
#education
#big-list
50
Views
A math logic problem
Published on
08 Apr 2026 - 20:33
#logic
#recreational-mathematics
#problem-solving
#puzzle
#word-problem
273
Views
Is there a simple test for divisibility by sixteen in base-twelve?
Published on
12 Apr 2026 - 19:01
#divisibility
#recreational-mathematics
#number-systems
256
Views
Definition of aperiodic tiling
Published on
10 Apr 2026 - 19:45
#combinatorics
#geometry
#dynamical-systems
#recreational-mathematics
#tiling
73
Views
How do you create an expression using $\tan$ and $\arctan$ that evaluates to an integer?
Published on
10 Apr 2026 - 16:49
#trigonometry
#recreational-mathematics
58
Views
Is there a simple test for divisibility by seventeen in base-twelve?
Published on
13 Apr 2026 - 13:30
#divisibility
#recreational-mathematics
#number-systems
88
Views
Force Of Attraction Without Bounce
Published on
12 Apr 2026 - 2:06
#ordinary-differential-equations
#recreational-mathematics
7.7k
Views
How many different ways can you solve the cracker barrel peg game? And is there an optimal starting arrangement of pegs?
Published on
15 Apr 2026 - 13:06
#optimization
#recreational-mathematics
#algorithmic-game-theory
137
Views
Why are the catalan numbers giving the unique/correct patterns from all the combinations?
Published on
15 Apr 2026 - 14:43
#sequences-and-series
#combinatorics
#binomial-coefficients
#recreational-mathematics
#catalan-numbers
109
Views
The limit of $\lim_{n \to +\infty} a_0+a_1+a_2+.......a_n$ where $a_p=\sum_{i=0}^p (-1)^i\frac{\binom{p}{i}}{(i+2)(i+4)}$
Published on
16 Apr 2026 - 21:22
#calculus
#sequences-and-series
#limits
#contest-math
#recreational-mathematics
323
Views
Representing graphs by an arrangement of chess rooks
Published on
14 Apr 2026 - 23:53
#graph-theory
#recreational-mathematics
#chessboard
4.3k
Views
What is meant, exactly, by nonrepeating when talking about irrational numbers?
Published on
13 Apr 2026 - 7:18
#elementary-number-theory
#recreational-mathematics
#math-history
#irrational-numbers
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