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# NetworkX 1.7

Release date: 4 July 2012

## Highlights

- New functions for k-clique community finding, flow hierarchy, union, disjoint union, compose, and intersection operators that work on lists of graphs, and creating the biadjacency matrix of a bipartite graph.

- New approximation algorithms for dominating set, edge dominating set, independent set, max clique, and min-weighted vertex cover.

- Many bug fixes and other improvements.

For full details of the tickets closed for this release (added features and bug fixes) see: https://networkx.lanl.gov/trac/query?status=closed&group=milestone&milestone=networkx-1.7

### Other

- Untested bipartite_random_regular_graph() removed.