I am trying to use the TkZ command MarkRightAngle in an axis environment, however I cannot get it to work. I get a "Missing character: There is no ; in font nullfont!" error and "Line 21: Package pgf ...
Is it possible to define in pgfplots that y should correspond to Y cm in my plot? I know how to do this in tkz-fct, so let me add an tkz-fct example to make more clear what I want: ...