I am using Oripa to draw some CPs I need for a tessellation book I´m preparing. While trying to do a CP for a trapezoid twist, I Oripa does the fold, but the twist direction is inverted.
I have tried reversing all lines (flip), and the result is the same.
[img]https://flic.kr/p/2h15LSG[img]
ORIPA possible error
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