## Mathematics Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.) 24

Instructional exposition (textbooks, tutorial papers, etc.) 874

Research exposition (monographs, survey articles) 1556

Explicit machine computation and programs (not the theory of computation or programming) 756

Directed graphs (digraphs), tournaments 8978

Graphs and linear algebra (matrices, eigenvalues, etc.) 9182

Isomorphism problems (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.) 2735

Graph representations (geometric and intersection representations, etc.) [For graph drawing, see also 68R10] 2176

Graph operations (line graphs, products, etc.) 2015

Graph labelling (graceful graphs, bandwidth, etc.) 4258

Transversal (matching) theory 266