creation date: Wed Dec 2 18:04:23 MET 1998

27#1 
A^3=id
B^3=A (A)
C^3=B (A B)
27#2 
A^3=id
B^3=id (A)
C^3=A (A B)
27#3 
A^3=id
B^3=id (A)
C^3=id (A AB)
27#4 
A^3=id
B^3=id (A)
C^3=A (A AB)
27#5 
A^3=id
B^3=id (A)
C^3=id (A B)

last updated: Wed Dec 2 18:04:38 MET 1998 , Anton Betten