What constants are available to help with math operations?

The Math object includes properties for several different constants:

• E - base of the natural logarithms, 2.71828...
• LN10 - natural log of 10, 2.30258...
• LN2 - natural log of 2, 0.69314...
• LOG10E - base 10 log of E, 0.43429...
• LOG2E - base 2 log of E, 1.44269...
• PI - PI, 3.14159...
• SQRT2 - Square root of 2, 1.41421...
• SQRT1_2 - Square root of 1/2, 0.70710...

<form>
<input type="button" value="PI" onClick="window.alert(Math.PI);">
</form>

• http://wsabstract.com/javatutors/math.shtml
• http://docs.iplanet.com/docs/manuals/js/server/jsref/math.htm
• http://www.irt.org/xref/Math.htm