Problem 615. Nilpotent matrix

Solution 90357

Submitted on 20 May 2012 by Richard Zapor

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