## Mathematics Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.)
22

Instructional exposition (textbooks, tutorial papers, etc.)
842

Research exposition (monographs, survey articles)
1533

Explicit machine computation and programs (not the theory of computation or programming)
744

Directed graphs (digraphs), tournaments
8605

Graphs and linear algebra (matrices, eigenvalues, etc.)
8644

Isomorphism problems (reconstruction conjecture, etc.) and homomorphisms (subgraph embedding, etc.)
2559

Graph representations (geometric and intersection representations, etc.) [For graph drawing, see also 68R10]
2048

Graph operations (line graphs, products, etc.)
1798

Graph labelling (graceful graphs, bandwidth, etc.)
4042

Transversal (matching) theory
244