Since I named my blog after the last of the platonic solids; (regular, convex polyhedrons) the 20 triangular-faced icosahedron, I thought that I would explain why for my first post. 210 more words
Tags » Geometry
This entry is dedicated to my friend Bud in Milwaukee.
Sine, cosine, tangent, etc. are actually abbreviations for combinations of complex exponential functions:
It’s just easier to write out something like “cos”, instead of the complex exponential form. 481 more words