The Cosmic Calculator A Vedic Mathematics Course For Schools 5 Volume Set Indias Scientific Heritage By Kenneth Williams Mark Gaskell 2002 Paperback -

Volumes 4 & 5 (dealing with calculus, trigonometry, and diophantine equations) are fascinating. The Calana-Kalanabhyam (differentiation) sutra is shockingly efficient for polynomials. It's worth the price just to see an alternate mathematical universe.

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This is a fantastic way to make math competitive and fun, but be honest with students. Say, "This is a modern system inspired by Vheric principles," not "This was given by the gods 5,000 years ago." The former empowers; the latter creates a fragile foundation. Volumes 4 & 5 (dealing with calculus, trigonometry,