Diagnonalisation of a 2D symmetrical matrix.

Author:CGA

This shows you how any symmetrical matrix transform can be decomposed into two reflections and a shear. Change 'A' in the spreadsheet on the right and change the triangle by moving the points.

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z`]]
רישום חופשי
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function and graph
pg 43 no.3
normal form
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Jaring-jaring prisma segitiga

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