TY - JOUR AU - J. Siegele AU - M. Pfurner AU - H.-P. Schröcker TI - Space Kinematics and Projective Differential Geometry Over the Ring of Dual Numbers JO - Journal for geometry and graphics PY - 2021 SP - 19 EP - 31 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JGG_2021_25_1_JGG_2021_25_1_a1/ ID - JGG_2021_25_1_JGG_2021_25_1_a1 ER -