Problem 44725. Find argmax of a function

Solution 1604071

Submitted on 8 Aug 2018 by J. S. Kowontan

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Test	Status	Code Input and Output
1	Pass	x = 0:0.01:pi; y = sin(x); y_correct = 1.57; assert(abs(argmax(x,y) - y_correct) < 0.01 )
2	Pass	x = 0:0.01:pi; y = x.^2; y_correct = 3.14; assert(abs(argmax(x,y) - y_correct) < 0.01 )
3	Pass	x = 0:0.01:pi; y = -(x-.42).^2; y_correct = .42; assert(abs(argmax(x,y) - y_correct) < 0.01 )
4	Pass	x = -100:0; y = -cosh(x+3); y_correct = -3; assert(abs(argmax(x,y) - y_correct) < 0.01 )