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Diffstat (limited to 'Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex')
-rw-r--r-- | Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex b/Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex index 306f8eb536f..a5b0cb884dc 100644 --- a/Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex +++ b/Master/texmf-dist/doc/generic/pst-func/pst-func-doc.tex @@ -1,4 +1,4 @@ -%% $Id: pst-func-doc.tex 488 2011-04-23 09:19:40Z herbert $ +%% $Id: pst-func-doc.tex 584 2011-10-21 20:34:22Z herbert $ \documentclass[11pt,english,BCOR10mm,DIV12,bibliography=totoc,parskip=false, smallheadings, headexclude,footexclude,oneside]{pst-doc} \usepackage[utf8]{inputenc} @@ -738,6 +738,36 @@ way, at the cost of some reduction in graphics resolution. } \end{LTXexample} +\clearpage + +\clearpage +\section{Modfied Bessel function of first order} +The modified Bessel function of first order is defined as +% +\begin{align} +I_\nu(x) &= \left(\frac12 x\right)^\nu + \sum\limits_{k=0}^{\infty} \frac{{\left(\frac14 x^2\right)}^k}{k!\Gamma(\nu+k+1)} +\end{align} +% +\noindent The syntax of the macro is + +\begin{BDef} +\Lcs{psModBessel}\OptArgs\Largb{xStart}\Largb{xEnd} +\end{BDef} + +The only valid optional argument for the function is \Lkeyword{nue}, which +is preset to 0, it shows $I_0$. + + +\begin{LTXexample} +\begin{pspicture}(0,-0.5)(5,5) +\psaxes[ticksize=-5pt 0]{->}(5,5) +\psModBessel[yMaxValue=5,nue=0,linecolor=red]{0}{5} +\psModBessel[yMaxValue=5,nue=1,linecolor=green]{0}{5} +\psModBessel[yMaxValue=5,nue=2,linecolor=blue]{0}{5} +\psModBessel[yMaxValue=5,nue=3,linecolor=cyan]{0}{5} +\end{pspicture} +\end{LTXexample} \clearpage |