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True. However when you plot graphs and want to refer to a function value directly, you still need RPN for the "(! )" (\SpecialCoor) statements.

Hence my own learning path (only started this year!) was to use infix-RPN, place a \RPN somewhere and learn how to translate between infix & RPN myself.

Does anyone know how this expression (Poisson distribution) is expressed with RPN? (need it in RPN form to plot in PStricks)

[url]http://www.matematikk.net/cgi-bin/mimetex.cgi?F(x)%20=%20\frac{e^{-0.68}*0.68^{x}}{x!}[/url]

F(x) = \frac{e^{-0.68}*0.68^{x}}{x!}




And by the way, this forum ...

WinEDT's PDFTexify option can be changed to run dvi --> ps --> pdf (dvips + Ghostscript)

Go to Options | Execution Modes | TeX Output | PDF Texify method and you'll find the right radio button.

I teach mathematics at the secondary level, and heavily rely on pst-eucl, pst-math and pstricks-add, as ...