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Enrique Zeleny
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Demonstrations 481  500 of 553
Pythagorean Triangles with the Same Area
Turing Machine Runs
Josephus Problem
Young Tableaux
Gödelization
Nested Structure of the Continued Fraction of Liouville's Constant
Magic Multiplications with Digits
Ball Bouncing on a Moving Piston
Loculus of Archimedes
Adding Polygonal Numbers
Chains of Amicable Numbers
Cycles in Sums of Prime Factors
Covering the Plane with Polygons
Preferred Values of Collatz Paths
Why a Number Is Prime
Distribution of Palindromes in Base b
Gauss Map
Time and Weight in the Solar System's Planets
Pythagoras Tree
Tangram
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