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September 17th, 2005, 01:00 PM
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New Trigonometry A Sign of the Times
"Mathematics students have cause to celebrate. 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.
..... Dr Wildberger has replaced traditional ideas of angles and distance with new concepts called "spread" and "quadrance". These new concepts mean that trigonometric problems can be done with algebra," says Wildberger, an associate professor of mathematics at UNSW. "Rational trigonometry replaces sines, cosines, tangents and a host of other trigonometric functions with elementary arithmetic." "For the past two thousand years we have relied on the false assumptions that distance is the best way to measure the separation of two points, and that angle is the best way to measure the separation of two lines. " Full Article: Physorg.com Sample Chapter from his Book: http://web.maths.unsw.edu.au.nyud.ne...s/Chapter1.pdf I'm already so excited about this its pathetic  |
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September 18th, 2005, 01:55 PM
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December 17th, 2007, 07:31 PM
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Rational Trigonometry
Wow!
This is some intriguing stuff... Rational Trigonometry Does anyone remember the Trachtenberg System? |
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December 17th, 2007, 07:58 PM
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#4 (permalink) |
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Er..Gorilla...although I have degrees...I need help with Calculus I...help a sista out? I'm going to HATE taking this da*@ course...I just know it!
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December 17th, 2007, 09:49 PM
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#5 (permalink) |
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i don't remember trig being that hard...
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December 17th, 2007, 10:38 PM
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#6 (permalink) | |
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