Cut-the-knot

national de ressources textuelles et lexicales (consulté le 21 mai 2016). ^ Cut-the-Knot ^ Πやπが「パイ」である。 ^ Korpela, Jukka K. (2006), Unicode Explained, O'Reilly

Space-Filling Curves Proof of the existence of a bijection at cut-the-knot Java applets: Peano Plane Filling Curves at cut-the-knot Hilbert's and Moore's Plane

Folding Geometry at en:cut-the-knot Dividing a Segment into Equal Parts by Paper Folding at en:cut-the-knot Britney Gallivan has solved the Paper Folding Problem

Discrete and Combinatorial Mathematics - Fifth Edition - by Ralph P. Grimaldi ISBN 0-201-19912-2 推移閉包 反射関係 対称関係 Transitivity in Action at cut-the-knot

Antiparallel at cut-the-knot Symmedian and 2 Antiparallels at cut-the-knot Symmedian and the Tangents at cut-the-knot An interactive Java applet for the symmedian