Cody

Problem 966. Bisection method of finding a root.

Solution 3111311

Submitted on 8 Oct 2020
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Test Suite

Test Status Code Input and Output
1   Fail
f=@(x) x.^2-4; x_lower = 1; x_upper = 3; es = 0; maxit=1; x_root_correct = 2; assert(isequal(bisection(f,x_lower,x_upper,es,maxit),x_root_correct))

Unrecognized function or variable 'x'. Error in bisection (line 12) root = x; Error in Test1 (line 7) assert(isequal(bisection(f,x_lower,x_upper,es,maxit),x_root_correct))

2   Fail
f=@(x) x.^2-4; x_lower = 1; x_upper = 4; es = 0; maxit=1; x_root = 2.5; assert(isequal(bisection(f,x_lower,x_upper,es,maxit),x_root))

Unrecognized function or variable 'x'. Error in bisection (line 12) root = x; Error in Test2 (line 7) assert(isequal(bisection(f,x_lower,x_upper,es,maxit),x_root))

3   Fail
f=@(x) x.^2-4; x_lower = 1; x_upper = 4; x_root = 2.000000476837158; assert(isequal(bisection(f,x_lower,x_upper),x_root))

Unrecognized function or variable 'x'. Error in bisection (line 12) root = x; Error in Test3 (line 5) assert(isequal(bisection(f,x_lower,x_upper),x_root))

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