The first handheld graphing calculator, the Casio fx-7000G, appeared in 1985. Since then, graphing calculators have become a common – and controversial – tool for learning mathematics. These devices ...

40 fully worked graphs-of-functions questions for OCR GCSE (9-1) Higher Mathematics (J560), progressive from Easy to Challenging, every line explained and annotated with OCR’s own M/A/B mark scheme.

I wrote this question for an A level mathematics student. It is a longer A level exam style question. Its aim is to create a strong understanding of inequalities, factorising quartic graphs, and set ...

Jacob Holm was flipping through proofs from an October 2019 research paper he and colleague Eva Rotenberg—an associate professor in the department of applied mathematics and computer science at the ...

Graph polynomials serve as powerful invariants that encode both combinatorial and topological features of graphs drawn on surfaces. Beginning with the classical Tutte polynomial for planar graphs, ...