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Posted By

mlange on 10/03/06


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Maths


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Math functions

 / Published in: JavaScript
 
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  1. Math.abs(n)	// Returns the absolute value of n
  2. Math.acos(n)	// Returns (in radians) cos-1 of n
  3. Math.asin(n)	// Returns (in radians) sin-1 of n
  4. Math.atan(n)	// Returns (in radians) tan-1 of n
  5. Math.atan2(n,k)	// Returns the angle (rads) from cartesian coordinates 0,0 to n,k
  6. Math.ceil(n)	// Returns n rounded up to the nearest whole number
  7. Math.cos(n)	// Returns cos n (where n is in radians)
  8. Math.exp(n)	// Returns en
  9. Math.floor(n)	// Returns n rounded down to the nearest whole number
  10. Math.log(n)	// Returns ln(n)
  11. // Note, to find log10(n), use Math.log(n) / Math.log(10)
  12. Math.max(a,b,c,...)	// Returns the largest number
  13. Math.min(a,b,c,...)	Returns the smallest number
  14. Math.pow(n,k)	// Returns n^k
  15. Math.random()	// Returns a random number between 0 and 1
  16. Math.round(n)	// Returns n rounded up or down to the nearest whole number
  17. Math.sin(n)	// Returns sin n (where n is in radians)
  18. Math.sqrt(n)	// Returns the square root of n
  19. Math.tan(n)	// Returns tan n (where n is in radians)

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