Problem 43563. Calculate cosine without cos(x)

Solution 2885231

Submitted on 28 Aug 2020 by Rafael S.T. Vieira
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Test Suite

Test Status Code Input and Output
1   Pass
x = 0; y_correct = 1; assert(abs(my_func(x)-y_correct)<0.0001)

2   Pass
x = pi/2; y_correct = 0; assert(abs(my_func(x)-y_correct)<0.0001)

3   Pass
x = rand(1)*2*pi; y_correct = cos(x); assert(abs(my_func(x)-y_correct)<0.0001)

4   Pass
assessFunctionAbsence({'sin','cos'}, 'FileName', 'my_func.m')

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