gsl (version 2.1-6)

Error: Error functions

Description

Error functions as per the Gnu Scientific Library, reference manual section 7.15 and AMS-55, chapter 7. Thes functions are declared in header file gsl_sf_error.h

Usage

erf(x, mode=0, give=FALSE, strict=TRUE)
erfc(x, mode=0, give=FALSE, strict=TRUE)
log_erfc(x, mode=0, give=FALSE, strict=TRUE)
erf_Q(x, mode=0, give=FALSE, strict=TRUE)
hazard(x, mode=0, give=FALSE, strict=TRUE)

Arguments

x

input: real values

give

Boolean with TRUE meaning to return a list of three items: the value, an estimate of the error, and a status number

mode

input: mode. For GSL_PREC_DOUBLE , GSL_PREC_SINGLE, GSL_PREC_APPROX use 0,1,2 respectively

strict

Boolean, with TRUE meaning to return NaN if status is an error

Details

The zero functions return a status of GSL_EDOM and a value of NA for \(n\leq 0\)

References

http://www.gnu.org/software/gsl

Examples

# NOT RUN {

erf(0.745) # Example 1, page 304

# }

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