Meaning of homothecy | Babel Free

Definitions

A homothetic transformation.

Examples

“Let us determine the center and the ratio of this homothecy.”

“The restriction of B to S_b is a homothecy of scale b.”

“Proposition 7.4 Homothecies preserve circles. That is, for any homothecy h and any circle C, h(C) is a circle as well.[…]Were we willing to do the same with homothecies, we would meet an obstruction: the composition of two homothecies is not necessarily a homothecy.”

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