Cédric Villani's Hand (Cercignani's conjecture)

For the 2011 exhibition Mathematics, A Beautiful Elsewhere at the Fondation Cartier pour l’art contemporain, Jean-Michel Alberola shot the lm La Main de Cédric Villani (la conjecture de Cercignani), featuring the French mathematician Cédric Villani presenting Cercignani’s conjecture on a blackboard,
the problem that gave him his rst signi cant results. Cédric Villani sketches out the problem sequentially, arriving at a nal pronouncement, proof, and implications.