TY - JOUR AU - Jay Kappraff TI - Systems of Proportion in Design and Architecture and their Relationship to Dynamical Systems Theory JO - Visual Mathematics PY - 1999 VL - 1 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VM_1999_1_1_a7/ ID - VM_1999_1_1_a7 ER -