Matroid Theory# Basics# Matroid construction The abstract Matroid class Database of matroids# Catalog of matroids Collections of matroids Database of matroids Concrete implementations# Basis matroids Circuits matroids Circuit closures matroids Linear matroids Rank function matroids Graphic Matroids Abstract matroid classes# Dual matroids Minors of matroids Basis exchange matroids Advanced functionality# Advanced matroid functionality. Some useful functions for the matroid class. Iterators for linear subclasses Internals# Lean matrices Helper functions for plotting the geometric representation of matroids Set systems Unpickling methods Indices and Tables# Index Module Index Search Page