Cody

Solution 304608

Submitted on 15 Aug 2013 by Alfonso Nieto-Castanon
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Test Suite

Test Status Code Input and Output
1   Pass
%% x = rand(2,2,2); y = neg2(neg2(x)); y_correct = -x; assert(isequal(y,y_correct))
ans = @(~)-x ans(:,:,1) = -0.969295197028605 -0.460800409235046 -0.177632055984951 -0.723363805017810 ans(:,:,2) = -0.491873666872008 -0.755446933707137 -0.561513294667482 -0.968089029074987
2   Pass
%% x = []; y = neg2(neg2(x)); y_correct = -x; assert(isequal(y,y_correct))
ans = @(~)-x ans = []
3   Pass
%% x = sqrt(-5); y = neg2(neg2(x)); y_correct = -x; assert(isequal(y,y_correct))
ans = @(~)-x ans = 0.000000000000000 - 2.236067977499790i
4   Pass
%% What does a single call give? x = rand; disp(neg2(x))
ans = @(~)-x @(~)-x