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Card 196 of 9812026-09-22 issue

Observed arrival · 2026-09-22

Derrick DeMars, Graph Theorist and Puzzle-Maker

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Editorial interest 84/100 Selection signal · not a rating of the site

A mathematician’s personal site combining graph-theory research, inclusive mathematics teaching, publications, credentials, and four interactive puzzles.

Landing page captured for the 2026-09-22 issue.
For
Graph theory readers, mathematics educators, and academic hiring committees
Worth noticing
Four interactive puzzles translate mixed Ramsey and anti-Ramsey ideas into visitor-facing challenges.

Field notes

The page links the author’s research identity to a detailed teaching record and a network of external scholarly references, including ORCID, MathSciNet, Google Scholar, arXiv, and Mathematics Genealogy Project profiles. Its research section describes colorings of complete graphs that avoid both monochromatic and rainbow copies, while the puzzle section offers visitor controls for moving through four examples. The teaching account emphasizes curriculum design, differentiation, and work with neurodivergent learners.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

OpenPublic substance visible
PrettyNotable craft visible
ProPolished or operationally mature
NicheUnusually specific use
HumanPersonal, local, civic, or handmade

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derrickdemars.com

Landing page observed 2026-09-22. The live site may have changed.