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Tag Archives: Pythagorean triples
Girls’ Angle Bulletin, Volume 13, Number 5
The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. At Girls’ Angle, we frequently have members who express interest in making their drawings look more realistic, and this often leads to … Continue reading
Posted in Uncategorized
Tagged Annalisa Crannell, Annie Yun, Bernoulli numbers, bias, Deanna Needell, Diophantine equations, disphenoids, Fibonacci, Grace Work, Isabel Wood, isosceles tetrahedra, Jasmine Zou, Liliana Smolen, matrices, Matthew de CourcyIreland, Pascal's triangle, Pell's equation, perfect squares, perspective drawing, Princeton University Press, Pythagorean triples, tetrahedra, vectors
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Girls’ Angle Bulletin, Volume 7, Number 4
The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. The cover features a planar configuration by Leah Berman, associate professor of mathematics at the University of Alaska Fairbanks. There are 240 … Continue reading
Posted in math, Math Education
Tagged angle, configurations, geometry, Leah Berman, Marie Vitulli, Nadine Alise, Pythagorean triples, Quintetra, rhombic triacontahedron, Thomas Moore, x to the x
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Getting Pythagorean Triples with Hyperbolic Functions
In addition to parametrizing rational points on the unit circle, the matrix method, and onefold origami, here’s a way to get the Pythagorean triples using the hyperbolic sine, cosine, and tangent.
Posted in math, Math Education
Tagged cosh, geometry, hyperbolic functions, Pythagorean triples, sinh, tanh
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Folding Pythagorean Triples with Origami
The fascination with Pythagorean triples continues…so in addition to the method of parametrizing rational points on the unit circle and the matrix method, here’s another way to generate them using origami. To the best of my knowledge, the method was discovered … Continue reading
Making Pythagorean Triples with Matrix Magic
I learned this method of generating Pythagorean triples in a graduate class at MIT taught by Victor Kac. I’m blogging about it now because I just discussed generating Pythagorean triples with a student (using the method of parametrizing rational points … Continue reading