Difference between revisions of "GammaIInv"

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  GammaI(x, a, b) = y.b
 
  GammaI(x, a, b) = y.b
  
''A'' is the shape parameter, ''B'' is an optional scale factor (default ''B=1'').  Note that some textbooks use <math>\lambda = 1/A</math>as the scale factor.  The incomplete gamma function is defined for <math>X\geq 0</math>.
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''A'' is the shape parameter, ''B'' is an optional scale factor (default ''B=1'').
  
 
= Library =
 
= Library =
  
 
Advanced Math
 
Advanced Math

Revision as of 01:30, 17 February 2010


GammaIInv(Y, A, B)

Returns the inverse of the gamma function. The function returns the value x such that

GammaI(x, a, b) = y.b

A is the shape parameter, B is an optional scale factor (default B=1).

Library

Advanced Math

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