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Solution 119745

Submitted on 28 Jul 2012 by Jean-Marie SAINTHILLIER

Correct

21Size
Leading solution size is 12.
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

Test Suite

Test
Code Input and Output
1
Pass
 
%%
x = 1;
y_correct = false;
assert(isequal(isnilpotent(x),y_correct))
ans =
     0
2
Pass
 
%%
x = gallery('chebspec',5,0);
y_correct = true;
assert(isequal(isnilpotent(x),y_correct))
ans =
     1
3
Pass
 
%%
x = gallery('chebspec',3,0);
y_correct = true;
assert(isequal(isnilpotent(x),y_correct))
ans =
     1
4
Pass
 
%%
x = [1 0 0;0 2 0; 0 0 -3];
y_correct = false;
assert(isequal(isnilpotent(x),y_correct))
ans =
     0
5
Pass
 
%%
x = [6 -9; 4 -6];
y_correct = true;
assert(isequal(isnilpotent(x),y_correct))
ans =
     1
6
Pass
 
%%
x = rand(50);
y_correct = false;
assert(isequal(isnilpotent(x),y_correct))
ans =
     0