AntiCommutator[x, y] = c defines the anti-commutator of the non commuting objects x and y.
See also: Commutator, CommutatorExplicit, DeclareNonCommutative, DotSimplify.
This declares a and b as noncommutative variables.
![[Graphics:Images/index_gr_1.gif]](Images/index_gr_1.gif)
![[Graphics:Images/index_gr_2.gif]](Images/index_gr_2.gif)
![[Graphics:Images/index_gr_4.gif]](Images/index_gr_4.gif)
![[Graphics:Images/index_gr_6.gif]](Images/index_gr_6.gif)
![[Graphics:Images/index_gr_8.gif]](Images/index_gr_8.gif)
![[Graphics:Images/index_gr_10.gif]](Images/index_gr_10.gif)
Defining {c,d} = z results in replacements of c.d by z-d.c.
![[Graphics:Images/index_gr_11.gif]](Images/index_gr_11.gif)
![[Graphics:Images/index_gr_13.gif]](Images/index_gr_13.gif)
![[Graphics:Images/index_gr_15.gif]](Images/index_gr_15.gif)
![[Graphics:Images/index_gr_17.gif]](Images/index_gr_17.gif)
![[Graphics:Images/index_gr_19.gif]](Images/index_gr_19.gif)
![[Graphics:Images/index_gr_20.gif]](Images/index_gr_20.gif)
![[Graphics:Images/index_gr_21.gif]](Images/index_gr_21.gif)
The FeynCalc Book | ![]() | ![]() |