Macro unable to use fractional exponents.

[SpaceSoarer90]

when i try using fractional exponents like this
it says that it is expecting either three floats, a vector, or a tuple

i'm trying to make this curve

[mwganson]

Post your question on forum here:

https://forum.freecad.org/viewtopic.php?t=61707

There you can attach your FreeCAD file and images.