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New posts in recreational-mathematics
What causes this fractal to curl and unwind?
soft-question
recreational-mathematics
parametric
fractals
Extracting individual race results from Mario Kart final scores
linear-algebra
algorithms
recreational-mathematics
Infinite staircase to a circle
geometry
recurrence-relations
recreational-mathematics
circles
coordinate-systems
Interesting patterns in $f(k,n)=k\pi-\sum\limits_{x=1}^n\tan^{-1}\left(\frac1{\sqrt[k]x}\right)$
sequences-and-series
trigonometry
optimization
recreational-mathematics
Is it possible to get a 4 digit pin from this? [closed]
calculus
integration
recreational-mathematics
How many different shapes can I make with this toy?
combinatorics
discrete-mathematics
recreational-mathematics
combinatorial-geometry
Why do siamese magic squares have real eigenvalues, symmetric around zero?
linear-algebra
eigenvalues-eigenvectors
recreational-mathematics
magic-square
Is there a collection of alternative mathematical notation? (Semi-soft Question)
soft-question
notation
recreational-mathematics
What is the relationship between 1/7, 1/11, 1/13, and the number 1001?
sequences-and-series
recreational-mathematics
puzzle
Evaluation of the integral $\int_0^1 \log{\Gamma(x+1)}\mathrm dx$
integration
number-theory
definite-integrals
recreational-mathematics
gamma-function
Properties of the number 50
recreational-mathematics
big-list
Coffee Break Riddle [closed]
recreational-mathematics
puzzle
Can you complete the expression $2 \underline{ }\, \underline{ }\, \underline{ } \,\underline{ } 5 = 2015$?
elementary-number-theory
recreational-mathematics
puzzle
Does there exist a general solution of this 'Counting numbers' game?
elementary-number-theory
recreational-mathematics
Graceful graphs with Valence $k$
combinatorics
graph-theory
recreational-mathematics
A problem for the New Year [closed]
integration
recreational-mathematics
improper-integrals
What's the minimum number of $2$s needed to write a positive integer?
combinatorics
optimization
recreational-mathematics
Is this a way to prove there are infinitely many primes?
prime-numbers
recreational-mathematics
divergent-series
Why are these geometric problems so hard?
geometry
recreational-mathematics
puzzle
open-problem
packing-problem
Rainbow Hats Puzzle
puzzle
recreational-mathematics
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