... can be used as guide line for solving contour.
Will leave it as is, unless some question arise.
Smath solve(2) is most interesting, maybe for more applications.

Jean

Contour SOLVE [at(2) LIMITS].sm (29 КиБ) скачан 126 раз(а).
Contour SOLVE [Electron Publish].sm (24 КиБ) скачан 124 раз(а).
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Contour SOLVE [user ColorMap].sm (310 КиБ) скачан 134 раз(а).