{"Signatures-230515" -> "A failed attempt to replace \"-i\" by \
\"OverHat[i]\": saves horizontal but wastes vertical space, and make mc more \
complicated.", "LinAlg" -> " The linear algebra preliminaries for the partial \
quadratic signature formalism for tangles; with Jessica Liu.", 
 "w2v" -> "Converting symmetric rational functions of $\\omega$ to rational \
functions of $v$.", "Signatures-230518" -> "The main program and demo."}
