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https://github.com/josdejong/mathjs.git
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47 lines
1.3 KiB
HTML
47 lines
1.3 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>math.js | old browsers</title>
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<!-- es5-shim for old browsers (IE8 and older) -->
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<script src="//cdnjs.cloudflare.com/ajax/libs/es5-shim/2.2.0/es5-shim.min.js"></script>
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<script src="//cdnjs.cloudflare.com/ajax/libs/es5-shim/2.2.0/es5-sham.min.js"></script>
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<script src="../../dist/math.js"></script>
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</head>
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<body>
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<p>
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To run math.js in old browsers (IE8 and older),
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the <a href="https://github.com/kriskowal/es5-shim">es5-shim</a> library is needed.
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</p>
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<script>
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function print(value) {
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var precision = 14;
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document.write(math.format(value, precision) + '<br>');
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}
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// functions and constants
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print(math.round(math.e, 3)); // 2.718
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print(math.atan2(3, -3) / math.pi); // 0.75
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print(math.log(10000, 10)); // 4
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print(math.sqrt(-4)); // 2i
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print(math.pow([[-1, 2], [3, 1]], 2)); // [[7, 0], [0, 7]]
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// expressions
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print(math.eval('12 / (2.3 + 0.7)')); // 4
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print(math.eval('12.7 cm to inch')); // 12.7 inch
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print(math.eval('9 / 3 + 2i')); // 3 + 2i
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print(math.eval('det([-1, 2; 3, 1])')); // -7
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// chained operations
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var a = math.chain(3)
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.add(4)
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.multiply(2)
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.done();
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print(a); // 14
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</script>
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</body>
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</html> |