List questions from pythagorean-triples

Published on 29 Jan 2016 - 17:50

113

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How do I show that $n=2$ is the only integer satisfy :$\cos^n\theta+ \sin^n\theta=1$ for all $\theta$ real or complex?

Published on 06 Feb 2016 - 6:14

642

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Pythagorean triplets of the form $a^2+(a+1)^2=c^2$ and the space between them

Published on 11 Feb 2016 - 22:58

358

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Move a dot along a path

Published on 12 Feb 2016 - 2:38

190

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How many integer-sided right triangles are there whose sides are combinations?

Published on 14 Feb 2016 - 20:56

153

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Multiple solutions to Diophantine Equation $X = \tfrac{1}{2} xy(x^2 - y^2) $

Published on 22 Feb 2016 - 22:53

212

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Special Euler bricks and $x^2(y^2-1)^2+y^2(x^2-1)^2=z^2$

Published on 26 Feb 2016 - 0:52

225

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Generalizing Fermat's challenge to Frenicle

Published on 29 Feb 2016 - 21:24

144

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Fermat on Pythagorean Theorem

Published on 25 Mar 2016 - 15:11

32

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I want to know the points of a vector when I know one of the points and also the distance between the two.

Published on 29 Mar 2016 - 9:39

647

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Prove that if $n\neq 2 \pmod 4$ then there exists a primitive Pythagorean triple $(x,y,z)$ in which $x$ or $y$ equals $n$

Published on 25 Mar 2026 - 17:21

104

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if $(a,b,c)$ is a Pythagorean triple then $a$ or $b$ or $c$ can be divided by 3

Published on 02 Apr 2016 - 14:25

87

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Prove that $m^2+n^2=q^2\iff m=3,n=4,q=5$

Published on 04 Apr 2016 - 23:24

89

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Complete formalization of solutions to $a^2+b^2=c^2+k$ for fixed $k>0$

Published on 18 Apr 2016 - 13:11

128

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Pythagorean Triples $\mod{c}$

Published on 18 Apr 2016 - 18:18

List Question

How to find pythagorean triples and n-tuples

How do I show that $n=2$ is the only integer satisfy :$\cos^n\theta+ \sin^n\theta=1$ for all $\theta$ real or complex?

Pythagorean triplets of the form $a^2+(a+1)^2=c^2$ and the space between them

Move a dot along a path

How many integer-sided right triangles are there whose sides are combinations?

Multiple solutions to Diophantine Equation $X = \tfrac{1}{2} xy(x^2 - y^2) $

Special Euler bricks and $x^2(y^2-1)^2+y^2(x^2-1)^2=z^2$

Generalizing Fermat's challenge to Frenicle

Fermat on Pythagorean Theorem

I want to know the points of a vector when I know one of the points and also the distance between the two.

Prove that if $n\neq 2 \pmod 4$ then there exists a primitive Pythagorean triple $(x,y,z)$ in which $x$ or $y$ equals $n$

if $(a,b,c)$ is a Pythagorean triple then $a$ or $b$ or $c$ can be divided by 3

Prove that $m^2+n^2=q^2\iff m=3,n=4,q=5$

Complete formalization of solutions to $a^2+b^2=c^2+k$ for fixed $k>0$

Pythagorean Triples $\mod{c}$

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