fact: Definition det_ctmat1 := [coqeal vm_compute of \det ctmat1].
imports: mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat div seq path ssralg) mathcomp(fintype perm choice matrix bigop zmodp poly polydiv mxpoly) CoqEAL(minor hrel param refinements seqmx) mathcomp(ssrint) CoqEAL(binnat binint seqpoly poly_div binord trivial_seq)