Trigonometry without Sines and Cosines
“A University of New South Wales academic, Dr Norman Wildberger, has rewritten the arcane rules of trigonometry and eliminated sines, cosines and tangents from the trigonometric toolkit.”
New trigonometry is a sign of the times
Slashdot: Trigonometry Redefined without Sines And Cosines
Tags: Book, cos, cosine, Norman, quadrance, rational, sin, sine, South, spread, trigonometry, University, Wales, Wildberger
