Anonymous user
Determinant and permanent: Difference between revisions
→{{header|jq}}
Line 1,103:
Permanent: 6778800.0
</lang>
=={{header|JavaScript}}==
<lang javascript>
const determinant = arr => arr.length === 1 ? arr[0][0] : arr[0].reduce((sum, v, i) => sum + v * (-1) ** i * determinant(arr.slice(1).map(x => x.filter((_, j) => i !== j))), 0);
const permanent = arr => arr.length === 1 ? arr[0][0] : arr[0].reduce((sum, v, i) => sum + v * permanent(arr.slice(1).map(x => x.filter((_, j) => i !== j))), 0);
const M = [[0, 1, 2, 3, 4], [5, 6, 7, 8, 9], [10, 11, 12, 13, 14], [15, 16, 17, 18, 19], [20, 21, 22, 23, 24]];
console.log(determinant(M));
console.log(permanent(M));
</lang>
{{output}}
<pre>
0
6778800
</pre>
=={{header|jq}}==
| |||