1 /****************************************************************************
2 **
3 **    engel.h                         NQ                       Werner Nickel
4 **                                         nickel@mathematik.tu-darmstadt.de
5 */
6 
7 
8 extern int SemigroupOnly;
9 extern int SemigroupFirst;
10 extern int CheckFewInstances;
11 extern int ReverseOrder;
12 
13 extern word EngelCommutator(word v, word w, int engel);
14 
15 extern void EvalEngel(void);
16 extern void InitEngel(int l, int r, int v, int e, int n);
17