Class SloppyMath

Math functions that trade off accuracy for speed.

Inheritance
System.Object
SloppyMath
Assembly: DistributedLucene.Net.dll
Syntax
public class SloppyMath : object

Methods

Name Description
Asin(Double)

Returns the arc sine of a value.

The returned angle is in the range -pi/2 through pi/2. Error is around 1E-7.

Special cases:

  • If the argument is or its absolute value is greater than 1, then the result is .
Cos(Double)

Returns the trigonometric cosine of an angle.

Error is around 1E-15.

Special cases:

  • If the argument is or an infinity, then the result is .
EarthDiameter(Double)

Return an approximate value of the diameter of the earth at the given latitude, in kilometers.

Haversin(Double, Double, Double, Double)

Returns the distance in kilometers between two points specified in decimal degrees (latitude/longitude).

Extension Methods