The first few values extended by the definition for and 0 are given by.
Error function mathematica.
341 define without the leading factor of.
Revolutionary knowledge based programming language.
Abramowitz and stegun 1972 p.
The preeminent environment for any technical workflows.
299 where is a confluent hypergeometric function of the first kind and is a gamma function.
Erf z is an entire function of z with no branch cut discontinuities.
As of version 12 errorlistplot has been superseded by listplot.
Revolutionary knowledge based programming language.
Erf z is the integral of the gaussian distribution given by.
Mathematical function suitable for both symbolic and numerical manipulation.
Erf satisfies the identities.
0 i for large arguments.
Then i tried defining the function as exp log z 2 log erfc i z but this turns out to not be any faster than with automatic switching so it seems hard to speed this up except as daniel lichtblau suggests acl jul 24 11 at 23 46.
Note that some authors e g whittaker and watson 1990 p.
For certain special arguments erf automatically evaluates to exact values.