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Combinatorics and Graph Theory: Reading Guide

Start with the lessons. Use MCS for the primary explanations and Rosen for targeted alternate examples. You do not need to read both books front-to-back. These links open book indexes; the locators below refer to the local chunk index, not guaranteed section numbering in every edition.

AfterMCS topic and local locatorRead-to-produce task
Counting modelsCardinality rules: 181–186A bijection and a uniform-fiber argument
ConstraintsPigeonhole 187–188; inclusion-exclusion 189An existence bound and a corrected overlap count
Recurrence/seriesCounting with generating functions 201–202; linear recurrences 204; formal series 205A coefficient equation with initial corrections
Graph languageSimple graphs: degrees 137; isomorphism 139; walks/connectivity 144–145A precise model and a non-isomorphism witness
TreesForests and trees 148–149Leaf-removal proof and a forest edge count
Matching/coloringBipartite graphs and matchings 140–141; coloring 142–143A valid assignment and a deficient-neighborhood obstruction
PlanarityPlanar definitions 160–161; Euler and edge bounds 162A plane-face proof with components and bridge boundaries

Local roots are Books/Mathematics for Computer Science/contents/ and Books/Discrete Mathematics and Its Applications/contents/, each with a README index. Some extracted headings include material continued from previous sections; verify the body and compare damaged symbols with the source PDF. Read a small assigned topic, close the book, then reconstruct one argument.

Optional depth, each with a concrete output​

  • Broader problem selection: MIT 18.211, 2019 course gives a primary-source topic map spanning counting and graphs. Choose an exercise only after checking its prerequisites; record the exact course/assignment ID.
  • Formal series: Stanley's author-hosted Enumerative Combinatorics volume 1 is an advanced reference. Use a specific formal-series question, not an additional required book. The whole text was not audited for this upgrade.
  • Additional local books: Resources/Catalogue-master/Discrete/ contains Concrete Mathematics (Graham, Knuth, Patashnik), Combinatorics (Merris), and Combinatorics: Topics, Techniques and Algorithms (Cameron). These are located inventory candidates; no exact chapter assignment or full review is implied. Choose recurrence algebra, a counting proof or a graph topic for a named gap.
  • Graph depth: Resources/pdfs/Graph Theory (2005).pdf is available; verify author/edition and contents before choosing a section. Produce a proof and a counterexample showing why one hypothesis is necessary.

Optional material adds time. For the full-book path, this assignment is a checkpoint in separately budgeted whole-book reading. The upgrade inspected selected local excerpts/indexes and targeted primary web sources; it did not audit every item in Books, reading or Resources.