Problem 43564. Calculate sin(x) without sin(x)

Solution 3649273

Submitted on 13 Nov 2020

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Test	Status	Code Input and Output
1	Fail	x = -pi/2; y_correct = sin(x); assert(abs(my_func(x)-y_correct)<0.0001) Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);
2	Fail	x = rand(1)2pi; y_correct = sin(x); assert(abs(my_func(x)-y_correct)<0.0001) Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);
3	Fail	assessFunctionAbsence({'cos', 'sin'}, 'FileName', 'my_func.m'); Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);

Test

Status

Code Input and Output

Fail

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

Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);

Fail

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

Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);

Fail

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

Undefined function 'cosec' for input arguments of type 'double'. Error in my_func (line 2) y = 1/cosec(x);

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