Looks like the author researched this during their PhD which ended this year, obtained a postdoc and then finished it off. Good on them! I wonder how the resul

Looks like the author researched this during their PhD which ended this year, obtained a postdoc and then finished it off. Good on them! I wonder how the result varies if one of the corridors (the second one for simplicity) is given a variable width. And if the angle of turn is variable.