ISBN 978-1-56881-220-5 (Chapter 23, Objects with prime symmetry, pseudo-platonic polyhedra, p340-344) Schulte, Egon, Chiral polyhedra in ordinary space
he defines four realms of being; The Realm of Essence, The Realm of Matter, The Realm of Truth, and The Realm of Spirit. 時間的不實在性 – best-known philosophical