mathjs
Version:
Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif
47 lines (39 loc) • 1.28 kB
HTML
<html>
<head>
<title>math.js | old browsers</title>
<!-- es5-shim for old browsers (IE 10 and older) -->
<script src="//cdnjs.cloudflare.com/ajax/libs/es5-shim/2.2.0/es5-shim.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/es5-shim/2.2.0/es5-sham.min.js"></script>
<script src="../../dist/math.js"></script>
</head>
<body>
<p>
To run math.js in old browsers (IE 10 and older),
the <a href="https://github.com/kriskowal/es5-shim">es5-shim</a> library is needed.
</p>
<script>
function print(value) {
var precision = 14
document.write(math.format(value, precision) + '<br>')
}
// functions and constants
print(math.round(math.e, 3)) // 2.718
print(math.atan2(3, -3) / math.pi) // 0.75
print(math.log(10000, 10)) // 4
print(math.sqrt(-4)) // 2i
print(math.pow([[-1, 2], [3, 1]], 2)) // [[7, 0], [0, 7]]
// expressions
print(math.eval('12 / (2.3 + 0.7)')) // 4
print(math.eval('12.7 cm to inch')) // 12.7 inch
print(math.eval('9 / 3 + 2i')) // 3 + 2i
print(math.eval('det([-1, 2; 3, 1])')) // -7
// chained operations
var a = math.chain(3)
.add(4)
.multiply(2)
.done()
print(a) // 14
</script>
</body>
</html>