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Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
%% Tests whether you have used det()
assert(isempty(regexpi(evalc('type det2'),'det *(')))
|
2 | Pass |
%%
A = 23;
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
3 | Pass |
%%
A = magic(2);
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
4 | Pass |
%%
A = magic(5);
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
5 | Pass |
%%
A = hilb(4);
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
6 | Pass |
%%
A = [10 7 2 9; 10 1 1 8; 7 10 1 10; 3 7 6 7];
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
7 | Pass |
%%
A = [6 8 5 8 8 8 9 5; 3 8 3 8 8 5 1 3; 6 4 4 3 6 3 3 8; 6 4 1 3 3 3 7 8;
6 3 5 3 4 8 6 9; 5 7 4 7 5 6 4 3; 1 4 9 9 1 4 6 9; 7 1 5 6 4 1 1 1];
abserr=abs(det(A)-det2(A));
relerr=abserr/abs(det(A));
assert(abserr<1e-10 | relerr<1e-10)
|
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