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Re: Optimal piecewise linear approximations to sqrt(x^2 + y^2), x >= y >= 0
Posted:
Sep 15, 2009 10:38 AM


To prove the above hypothesis I guess one would need to show that:
1. The suggested approximation has n+1 extrema of equal magnitude (=E) and with alternating signs 2. That such approximation is the one minimizing the maximum rel. error
Knud



