I am searching for a way to conditionally handle some items in a TikZ \foreach specially using an \ifthenelse condition. However, the compiler responds ! Undefined control sequence. <argument> ...
Objective: I want to compile the temporary.tex file containing PSTricks code twice. One with -jobname=Rotated and the other one with -jobname=Unrotated. The resulting Rotated.ps will be passed to ...
How can I "demux" several features from a mode specification given in a \foreach? I would like to use a \foreach to draw several nodes in a TikZ picture. The loop will specify a mode for each ...
In a bigger context, I need to check whether an integer parameter is contained in a set of numbers. I decided to encode sets as strings; elements are separated by !. I don't know whether this is the ...