4
votes
3answers
130 views

What is the safe PostScript expression to plot 1/floor(1/x)?

What is the safe PostScript expression to plot f(x)=1/floor(1/x)? \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-plot} \pstVerb{/inv {dup 0 eq {pop e30} {1 exch div} ifelse} bind ...
2
votes
1answer
60 views

Weird issue involving pstricks, dvi->ps->pdf toolchain, and the letter combination rt

This is an extremely weird bug [Edit]it's not a bug, the problem was in my code. I spent 1 hour bringing this down to a small working example, can't figure out if its minimal. Set up: Ubuntu latest ...
15
votes
5answers
361 views

How to automatically generate a stack diagram for a PostScript expression?

The following figure shows a PostScript expression and its stack diagrams step by step. Is there any package to generate it out of the box? If there is no such a package, how to generate it ...
7
votes
3answers
200 views

How to automatically draw the images of a point placed between 2 inclined mirrors?

Consider a point X placed between two inclined mirrors as follows. \documentclass[pstricks,border=20pt,12pt]{standalone} \usepackage{pst-eucl} \def\Angle{37}% extreme case in which 360/\Angle-1 is ...
6
votes
1answer
138 views

How to write a bounding box information in PostScript to an external file and read it in TeX at the second compilation?

Scenario I want to create a new environment, e.g., pscanvas that does not need any size specification but just a unique filename. It can contain any graphic objects that pspicture can contain. Thus ...
4
votes
1answer
71 views

How to use PostScript for to plot the sum of cos(n*x) for n=0 to n=100?

I want to plot the function f(x) which is the sum of cos(n*x) for n=0 to n=100. The domain is from 0 to 2π. \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-plot} \begin{document} ...
12
votes
2answers
105 views

What is PostScript dictionary for? How to know whether or not I need it?

Consider the following code, \documentclass[pstricks,border=12pt]{standalone} \usepackage{pstricks-add} \psset{linecolor=red} \pstVerb { /updateCP {2 copy CPy add /CPy ED CPx add /CPx ED} bind ...
7
votes
3answers
162 views

How to combine and simplify the following PostScript operators?

Background Let \def\RR#1{(2^(#1/10))} \def\TT#1{(#1)} be the radius and angle functions, respectively. Christoph defined a PS operator AAA as follows. /AAA {AlgParser cvx exec exch AlgParser cvx ...
4
votes
3answers
107 views

What is the RPN operator defined in PSTricks to convert an infix expression to the postfix one?

The following code does not compile as I failed to convert the abscissa from infix to postfix. \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-plot} % defining an RPN operator that ...
5
votes
2answers
86 views

What is the correct RPN expression of a piecewise-defined function passed to \psplot?

My objective is to pass a piecewise-defined function in RPN to \psplot. The complete code is given as follows. The function is sin x for x<0 and cos x for other x. ...
7
votes
1answer
86 views

Why are my post script commands not getting passed the LaTeX compiler?

The following MWE \documentclass{article} \usepackage{pstricks} \begin{document} \begin{pspicture} \rput{!240 6 div}(0,0){Hello World} \end{pspicture} \end{document} is not able to parse the ...
7
votes
2answers
231 views

psplot: square root of negative number

Is there a possibility to have psplot automatically ignore an invalid range? Example: x 2 sub sqrt This cann't be plotted requesting \psplot{0}{10}, but only when using \psplot{2}{10}. Of course ...
6
votes
2answers
125 views

Why can the labelsep of \uput not work when represented in RPN?

In order to be more noticeable, I present my comment as a new question here. Background: \uput with the following syntax accept 5 arguments. I have tested the last four arguments that they can ...
9
votes
1answer
231 views

What makes my line get shifted to the left when I invoke \LoadConstants?

In the beginning I use the following code. So far so good. \documentclass[pstricks,border=12pt]{standalone} \usepackage{multido} \usepackage[nomessages]{fp} \def\LoadConstants{} ...
4
votes
2answers
128 views

Is PostScript access from TeX (via PSTricks or TikZ) safe?

PSTricks and TikZ grant us access to PostScript. Is it safe? I meant: Is there a vulnerability hole open for someone to exploit? Edit: I just found that compiling PSTricks with xelatex might be ...
2
votes
1answer
88 views

What makes the radius too long in the following PS expression?

I want to translate \pstVerb{/Dist {N-A.x N-A.y N-B.x N-B.y Pyth2} def} from the following \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-eucl} ...
4
votes
1answer
65 views

Why does my RPN expression to find a distance of 2 nodes produce a wrong output?

I want to find a variant for the following, \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-eucl} \addtopsstyle{gridstyle}{gridlabels=0pt,griddots=0} \begin{document} ...
9
votes
4answers
1k views

How to overlay graphs using includegraphics or pstricks?

I have a figure (eps file included using \includegraphics) inside a postscript environment where I use PSTricks to add labels and extra lines. I want to add another eps file smaller in the top right ...
3
votes
1answer
273 views

postscript code in psplot fails

the following code snippet doesn't work as expected \documentclass{article} \usepackage{pstricks,pst-plot} \pagestyle{empty} \thispagestyle{empty} \begin{document} \begin{pspicture}(10,10) ...