: subexpressions 2002-04-17

B \(\(a\)\(b\)*\2\3\)* a (0,0)

B \(\(a\)\(b\)*\2\3\)* aa (0,0)

B \(\(a\)\(b\)*\2\3\)* abab (0,4)(0,4)(0,1)(1,2)

B \(\(a\)\(b\)*\2\3\)* ababaab (0,4)(0,4)(0,1)(1,2)

B \(\(a\)\(b\)*\2\3\)* abbab (0,5)(0,5)(0,1)(2,3)

B \(a\)*\1 a NOMATCH

B \(a\)*b\1 ab NOMATCH

B \(a\)\(b\)*\(z\) az (0,2)(0,1)(?,?)(1,2)

B \(\(a\)\(b\)*\2\3\) aab NOMATCH

B \(\(a\)\(b\)*\2\3\)* aab (0,0)

B \(\(a\)\(b*\)\2\3\) aab (0,2)(0,2)(0,1)(1,1)

B \(\(a\)\(b*\)\2\3\)* aab (0,2)(0,2)(0,1)(1,1)

E (a)* a (0,1)(0,1)

E (a)* aa (0,2)(1,2)

E (a)* b (0,0)

E (a)*b b (0,1)

E (a)*\1 a NOMATCH

E (a)*\1 aa (0,2)(0,1)

E ((a)*) a (0,1)(0,1)(0,1)

E ((a)*) aa (0,2)(0,2)(1,2)

E ((a)*) b (0,0)(0,0)

E ((a)*)b b (0,1)(0,0)

E ((a)*)\1 a (0,0)(0,0)

E ((a)*)\1 aa (0,2)(0,1)(0,1)