## PreservePropagatorStructures

`PreservePropagatorStructures` is an option for `DotSimplify`. If set to `True`, numerators of fermionic propagators like `(GS[p]+m)` that appear in chains of Dirac matrices will not be expanded.

### See also

[Overview](Extra/FeynCalc.md), [DotSimplify](DotSimplify.md).

### Examples