Ah yes, sorry: https://github.com/eveem-org/panoramix/blob/bc55be84a9a6abb17e2de5052097611c595643ee/pano/simplify.py#L183 https://github.com/eveem-org/panorami

Ah yes, sorry: https://github.com/eveem-org/panoramix/blob/bc55be84a9a6abb17e2de5052097611c595643ee/pano/simplify.py#L183 https://github.com/eveem-org/panoramix/blob/bc55be84a9a6abb1... It uses "~" custom operator, but implementing it would not be possible without ":=" operator (see /tilde directory).