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zbMath0564.05034MaRDI QIDQ3677788

G. B. Preston

Publication date: 1980

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

semigroup of paths fundamental groupoid Rees quotient inverse semigroup of the graph

Mathematics Subject Classification ID

Free semigroups, generators and relations, word problems (20M05) Graphs and abstract algebra (groups, rings, fields, etc.) (05C25)

Related Items (2)

The inverse semigroup of partial symmetries of a convex polygon ⋮ Factorizable semigroup of partial symmetries of a regular polygon

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