// Copyright (C) 1998 The New York Group Theory Cooperative
// See magnus/doc/COPYRIGHT for the full notice.
//
// Principal Author: Dmitry Bormotov
//
// Status: in progress
//
// Revision History:
//


Check-in type:		finitely presented group 

Objects highlighted:	subgroup H

Other objects present:	group G

Name in the menu:	Is H abelian ?

Problem type:		problem object

Help file:		IsSGAbelian.help


			     Algorithms:


1. For the use of this problem
  
2. Compute abelian invariants of G
  
3. Enumerate normal closure of relators of G
  
4. Seek a rewriting system for G

5. Seek a ShortLex automatic structure for G
	
   Links:
	
	Click here to see a word acceptor.

	Click here to the first difference machine.

	Click here to the second difference machine.

	Click here to the general multiplier.

6. Compute the lower central quotients for G
  
7. Solve using lower central quotients of G



