Cody

# Problem 24. Function Iterator

Solution 2101452

Submitted on 21 Jan 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
noOp = @(x)x; fh2 = iterate_fcn(noOp, 50); assert(isequal(fh2(pi),pi));

fh2 = function_handle with value: @(x)multiple_times(fh,n,x) f = 3.1416

Index exceeds the number of array elements (1). Error in iterate_fcn/multiple_times (line 6) f(i) = fh(f(i-1)); Error in iterate_fcn>@(x)multiple_times(fh,n,x) (line 2) fh2= @(x)multiple_times(fh,n,x) Error in Test1 (line 3) assert(isequal(fh2(pi),pi));

2   Fail

fh2 = function_handle with value: @(x)multiple_times(fh,n,x) f = 4

Index exceeds the number of array elements (1). Error in iterate_fcn/multiple_times (line 6) f(i) = fh(f(i-1)); Error in iterate_fcn>@(x)multiple_times(fh,n,x) (line 2) fh2= @(x)multiple_times(fh,n,x) Error in Test2 (line 3) assert(isequal(addTen(3),13));

3   Pass

fh2 = function_handle with value: @(x)multiple_times(fh,n,x) f = 4

4   Fail
squarer = @(a) a^2; fh2 = iterate_fcn(squarer, 3); assert(isequal(fh2(3),6561));

fh2 = function_handle with value: @(x)multiple_times(fh,n,x) f = 9

Index exceeds the number of array elements (1). Error in iterate_fcn/multiple_times (line 6) f(i) = fh(f(i-1)); Error in iterate_fcn>@(x)multiple_times(fh,n,x) (line 2) fh2= @(x)multiple_times(fh,n,x) Error in Test4 (line 3) assert(isequal(fh2(3),6561));

5   Fail
fh = @(y)sqrt(y+1); fh2 = iterate_fcn(fh,30); assert(abs(fh2(1) - (1+sqrt(5))/2) < 100*eps);

fh2 = function_handle with value: @(x)multiple_times(fh,n,x) f = 1.4142

Index exceeds the number of array elements (1). Error in iterate_fcn/multiple_times (line 6) f(i) = fh(f(i-1)); Error in iterate_fcn>@(x)multiple_times(fh,n,x) (line 2) fh2= @(x)multiple_times(fh,n,x) Error in Test5 (line 3) assert(abs(fh2(1) - (1+sqrt(5))/2) < 100*eps);