A proof of the butterfly theorem using the scale factor between the two wings
History and Overview
2016-10-25 v1
Abstract
We give a new proof of the butterfly theorem, based on the use of several expressions involving the scale factor between the two wings.
Cite
@article{arxiv.1610.06983,
title = {A proof of the butterfly theorem using the scale factor between the two wings},
author = {Martin Celli},
journal= {arXiv preprint arXiv:1610.06983},
year = {2016}
}