Statistics Library [Other]

Files
file	stats.h
	Statistics functions for ROBOTC.
Functions
float	erf (float z)
float	Phi (float z)
float	Phi (float z, float mu, float sigma)
float	gaussian ()
float	gaussian (float mu, float sigma)

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Detailed Description

Statistics Library

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Function Documentation

float erf

(

float

z )

Error Function, subject to catastrophic cancellation when z is very close to 0

Parameters:

z	the number to be, ehm, error checked.

Returns:

the value

Definition at line 42 of file stats.h.

float gaussian	(	float	mu,
		float	sigma
	)

Definition at line 92 of file stats.h.

float gaussian

(

)

Random number with standard Gaussian distribution

Returns:

random number with standard Gaussian distribution

Definition at line 85 of file stats.h.

float Phi	(	float	z,
		float	mu,
		float	sigma
	)

Cumulative normal distribution with mean mu and std deviation sigma

Parameters:

z	the number to check
mu	mean value for x
sigma	std dev for x

Returns:

the probability

Definition at line 76 of file stats.h.

float Phi

(

float

z )

Cumulative normal distribution

Parameters:

z	the number to check

Returns:

the probability

Examples:

stats-test1.c.

Definition at line 65 of file stats.h.