Cody

# Problem 43752. Vandermonde Matrix

Solution 1926356

Submitted on 9 Sep 2019
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### Test Suite

Test Status Code Input and Output
1   Fail
x = 1:5; y_correct = [1,1,1,1,1;1,2,4,8,16;1,3,9,27,81;1,4,16,64,256;1,5,25,125,625]; assert(isequal(vandimat(x),y_correct))

Undefined function or variable 'v'. Error in vandimat (line 2) y = x(:).^(0:numel(v)); Error in Test1 (line 3) assert(isequal(vandimat(x),y_correct))

2   Fail
x = 1; y_correct = 1; assert(isequal(vandimat(x),y_correct))

Undefined function or variable 'v'. Error in vandimat (line 2) y = x(:).^(0:numel(v)); Error in Test2 (line 3) assert(isequal(vandimat(x),y_correct))

3   Fail
x = ones(1,20); y_correct = ones(20); assert(isequal(vandimat(x),y_correct))

Undefined function or variable 'v'. Error in vandimat (line 2) y = x(:).^(0:numel(v)); Error in Test3 (line 3) assert(isequal(vandimat(x),y_correct))

4   Fail
x = 3.*ones(1,15); y_correct = repmat([1,3,9,27,81,243,729,2187,6561,19683,59049,177147,531441,1594323,4782969],15,1); assert(isequal(vandimat(x),y_correct))

Undefined function or variable 'v'. Error in vandimat (line 2) y = x(:).^(0:numel(v)); Error in Test4 (line 3) assert(isequal(vandimat(x),y_correct))

5   Fail
x = [1 5 2 4 3]; y_correct = [1,1,1,1,1;1,5,25,125,625;1,2,4,8,16;1,4,16,64,256;1,3,9,27,81]; assert(isequal(vandimat(x),y_correct))

Undefined function or variable 'v'. Error in vandimat (line 2) y = x(:).^(0:numel(v)); Error in Test5 (line 3) assert(isequal(vandimat(x),y_correct))