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13 lines
473 B
JavaScript
13 lines
473 B
JavaScript
const URL = 'https://cdn.jsdelivr.net/npm/mathjs@11.11.0/+esm';
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let det;
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async function calculateDeterminant(m) {
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const v = Array.isArray(m) && m.length && m.every(r => Array.isArray(r) && r.length === m.length);
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if (!v) throw new TypeError('Invalid matrix');
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det ||= await import(URL).then(m => m.det).catch(() => { throw new Error('Load failed'); });
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try { return det(m); }
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catch { throw new Error('Calc failed'); }
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}
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export default calculateDeterminant; |