■等面単体の体積（その１２７）
Δ14＝－｜３，０，３｜＝－｜３，０，３｜－｜３，０，３｜
｜４，３，０｜ ｜４，３，０｜ ｜４，３，０｜
｜３，４，３｜ ｜３，４，３｜ ｜３，１，３｜
Δ24＝｜０，３，４｜＝｜０，３，４｜＋｜０，３，４｜
｜４，３，０｜ ｜４，３，０｜ ｜４，３，０｜
｜３，４，３｜ ｜３，４，３｜ ｜３，１，３｜
Δ34＝－｜０，３，４｜＝－｜０，３，４｜－｜０，３，４｜
｜３，０，３｜ ｜３，０，３｜ ｜３，０，３｜
｜３，４，３｜ ｜３，４，３｜ ｜３，１，３｜
Δ14＋Δ24＋Δ34＋Δ44
＝３Ｂ－｜３，０，３｜＋｜０，３，４｜－｜０，３，４｜＋｜０，３，４｜
｜４，３，０｜ ｜４，３，０｜ ｜３，０，３｜ ｜３，０，３｜
｜３，１，３｜ ｜３，１，３｜ ｜３，１，３｜ ｜４，３，０｜
＝３Ｂ－｜－３，３，１｜＋｜４，３，０｜＋｜０，３，４｜
｜ ４，３，０｜ ｜３，０，３｜ ｜３，０，３｜
｜ ３，１，３｜ ｜３，１，３｜ ｜４，３，０｜
＝３Ｂ－｜－３，３，１｜－｜３，０，３｜＋｜０，３，４｜
｜ ４，３，０｜ ｜４，３，０｜ ｜３，０，３｜
｜ ３，１，３｜ ｜３，１，３｜ ｜４，３，０｜
＝３Ｂ－｜０，３，４｜＋｜０，３，４｜
｜４，３，０｜ ｜３，０，３｜
｜３，１，３｜ ｜４，３，０｜
＝３Ｂ＋｜０，３，４｜＋｜０，３，４｜＝３Ｂ＋｜０，３，４｜
｜３，１，３｜ ｜３，０，３｜ ｜６，１，６｜
｜４，３，０｜ ｜４，３，０｜ ｜４，３，０｜
＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝
