# nauty-complg man page

nauty-complg — complement graphs

## Synopsis

## Description

Take the complements of a file of graphs.The output file has a header if and only if the input file does. The output format is defined by the header or first graph.

**-r**- Only complement if the complement has fewer directed edges.
**-R**- Only complement if the complement has fewer directed edges or has the same number of directed edges and is canonically less than the original.
**-L**- Complement the loops too. By default, preserve them.
**-l**- Canonically label outputs.
**-q**- Suppress auxiliary information.