Blackboard Shots with Prefix "Ledvinka"

190307-155837: Cabling.

180830-173314: A degree bound on $P_0$.

180801-192506: EPD ad LKF.

180705-173831: The link case.

180529-170020: Computing linking numbers.

180529-164057: Solution of the matrix multiplication problem.

180522-182046: Sketch of the Vertigan algorithm and a riddle about matrices.

180502-181028: The definition of HOMFLY-PT and work for two weeks.