re-derive LinearDeltaStepper kinematics in more understandable way
re-derive LinearDeltaStepper kinematics in more understandable way

Wallacoloo/printipi,Wallacoloo/printipi,harry159821/printipi,Igor-Rast/printipi,Igor-Rast/printipi,harry159821/printipi,Igor-Rast/printipi,Wallacoloo/printipi,harry159821/printipi,Igor-Rast/printipi,Wallacoloo/printipi,harry159821/printipi