Sergei Tabachnikov

Institut des Hautes Études Scientifiques (IHES)

1 standalone talk · 1 total lecture · 1h recorded

Mathematics

Standalone talks by Sergei Tabachnikov

Self-contained public lectures, keynote addresses, and research seminars.

55:26

Mathematics·Research Seminar

Movable n4 Configurations

Sergei Tabachnikov·Institut des Hautes Études Scientifiques (IHES)

Explore the geometric foundations of n4 configurations, from Klein's complex examples to Grünbaum and Rigby's real constructions, and their unexpected movability derived from Poncelet polygons.