Tag Archives: matrices

Girls’ Angle Bulletin, Volume 13, Number 6

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. We close up Volume 13 with an interview with Middlesex Community College Associate Professor of Mathematics Aisha Arroyo. We frequently meet girls … Continue reading

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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

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Girls’ Angle Bulletin, Volume 11, Number 4

The electronic version of the latest issue of the Girls’ Angle Bulletin is now available on our website. Betsy Stovall, assistant professor of mathematics at the University of Wisconsin-Madison, kicks off Volume 11, Number 4 with a wonderful interview. Her … Continue reading

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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

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An Amusing Determinant

A student and I were playing with determinants recently and we stumbled upon an amusing one. I have a very strong feeling that this must have been stumbled upon many times in the past so we’re making no claim to … Continue reading

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