Example image of eyePlorer eyePlorer map for 'Eulerian path': Graph (mathematics) Graph theory Path (graph theory) Vertex (graph theory) Leonhard Euler Seven Bridges of Königsberg Cycle (graph theory) Degree (graph theory) Carl Hierholzer Cycle graph Directed graph Glossary of graph theory Multigraph Connectivity (graph theory) If and only if Line graph Hamiltonian path NP-complete Partition Frequency partition Cedric Smith (statistician) Nicolaas Govert de Bruijn Tatyana Pavlovna Ehrenfest W. T. Tutte Cofactor (linear algebra) Laplacian matrix Sharp-P Asymptote (disambiguation) Completeness List of topics named after Leonhard Euler Bioinformatics DNA sequence Double counting (proof technique) Unicursal hexagram Route inspection problem Butterfly graph Clebsch graph Five-pointed star Kautz graph Pentacle Turf maze Valknut Graceful labeling Wing, Rutland Walls & Lines Star (symbol) De Bruijn sequence De Bruijn graph Alkborough Crispin Nash-Williams