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28 Jun
2013
28 Jun
'13
1:34 a.m.
On Fri, Jun 28, 2013 at 8:54 AM, Thomas A. Schmitz < thomas.schmitz@uni-bonn.de> wrote:
Hi all,
long story short: I want to calculate a width or height from user input, which is in the form "0.x" (as in "0.3\textwidth") since I want to use that number differently in different circumstances. Problem is that \dimexpr doesn't like decimal values.
long answer short \starttext \def\myfactor{0.3} \def\Myfactor{3} \externalfigure[mill][height=\myfactor\textwidth] \externalfigure[mill][height=\dimexpr \textwidth * \Myfactor / 10\relax] \externalfigure[mill][height=\dimexpr 10cm * \Myfactor / 10\relax] \stoptext http://wiki.contextgarden.net/Expressions -- luigi