Difference between revisions of "Erfi"
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(Created page with "The imaginary error function $\mathrm{erfi}$ is defined by $$\mathrm{erfi}(z)=-i\mathrm{erf}(iz),$$ where $\mathrm{erf}$ denotes the error function.") |
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$$\mathrm{erfi}(z)=-i\mathrm{erf}(iz),$$ | $$\mathrm{erfi}(z)=-i\mathrm{erf}(iz),$$ | ||
where $\mathrm{erf}$ denotes the [[error function]]. | where $\mathrm{erf}$ denotes the [[error function]]. | ||
+ | |||
+ | <div align="center"> | ||
+ | <gallery> | ||
+ | File:Erfiplot.png|Graph of $\mathrm{erfi}$. | ||
+ | File:Complexerfiplot.png|[[Domain coloring]] of $\mathrm{erfi}$. | ||
+ | </gallery> | ||
+ | </div> | ||
+ | |||
+ | =Properties= | ||
+ | [[Derivative of erfi]]<br /> | ||
+ | |||
+ | {{:Error functions footer}} | ||
+ | |||
+ | [[Category:SpecialFunction]] |
Latest revision as of 23:10, 23 October 2016
The imaginary error function $\mathrm{erfi}$ is defined by $$\mathrm{erfi}(z)=-i\mathrm{erf}(iz),$$ where $\mathrm{erf}$ denotes the error function.
Domain coloring of $\mathrm{erfi}$.