Problem 43037. Non trivial identities - summation

Solution 1005620

Submitted on 10 Oct 2016 by Mario Rossi

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Test	Status	Code Input and Output
1	Pass	for k=1:20 x=randperm(k); assert(isequal(identity(x),x)); end assert(~isempty(strfind(fileread('identity.m'), '+')),'use +')

Test

Status

Code Input and Output

Pass

for k=1:20 x=randperm(k); assert(isequal(identity(x),x)); end assert(~isempty(strfind(fileread('identity.m'), '+')),'use +')