>About fractals: you cannot discuss them without logarithms.
I have seen fractals discussed via geometry, entirely without logarithms. In fact I've never seen them discussed using logarithms, including the classical abstract mathematical examples I am used to (e.g. the Cantor set).
==================================== Judy Roitman, Mathematics Department Univ. of Kansas, Lawrence, KS 66049 email@example.com =====================================