Free graph theory textbook teaches puzzles and proofs, not vendor APIs

JeremyCMorgan · x · 2026-11-04

Developer Jeremy Morgan recommends Start Doing Graph Theory, a free (CC BY-SA 4.0) introductory textbook by Mikhail Lavrov that teaches graph theory through puzzles and proofs rather than vendor APIs, available to read online or as a PDF.

For anyone working with PageRank, centrality, or connected components in graph databases, understanding the underlying math is more useful than calling APIs — this book provides that foundation.

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