Canvas Example

Mathematical constants
Javascript	Value
Math.E Math.LN10 Math.LN2 Math.LOG10E Math.LOG2E Math.PI Math.SQRT1_2 Math.SQRT2	e=2.718... ln(10)=2.3025... ln(2)=0.693... log₁₀e=0.434... log₂e=1.44... pi=3.14159... 1/sqrt(2)=0.707... sqrt(2)=1.414...

Mathematical functions
Javascript	function
Math.abs(x) Math.acos(x) Math.asin(x) Math.atan(x) Math.atan2(y,x) Math.ceil(x) Math.cos(x) Math.exp(x) Math.floor(x) Math.log(x) Math.max(x,y) Math.min(x,y) Math.pow(x,y) Math.random() Math.round(x) Math.sin(x) Math.sqrt(x) Math.tan(x)	absolute value of x arccosine of x in radians arcsin of x in radians arctan of x in radians arctan of y/x in radians (polar coordinates) smallest integer >= x cosine of x e^x largest integer <= x ln(x) greater of x and y lesser of x and y x^y psuedo-random number on (0,1) rounds to nearest integer sine of x square root of x tangent of x