--- !ditz.rubyforge.org,2008-03-06/issue 
title: "@collect_factors does not take commutativity properties into account"
desc: |-
  The following does not do what is expected:
  
  {A,B,C,D,E}::NonCommuting.
  A B D E B A;
  @prodsort!(%);
  @collect_factors!(%);
type: :bugfix
component: cadabra
release: "1.18"
reporter: Kasper Peeters <kasper.peeters@aei.mpg.de>
status: :closed
disposition: :fixed
creation_time: 2010-01-31 19:29:11.881146 Z
references: []

id: 2482679b6ec55d83b3f1c431bd7c31047dde8221
log_events: 
- - 2010-01-31 19:29:12.696847 Z
  - Kasper Peeters <kasper.peeters@aei.mpg.de>
  - created
  - ""
- - 2010-02-05 23:18:30.942177 Z
  - Kasper Peeters <kasper.peeters@aei.mpg.de>
  - closed with disposition fixed
  - ""
