fact: Definition ucm (i : I) : cmonom I := [cmonom 1 | _ in fset1 i]%M.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat) mathcomp(seq path choice finset fintype finfun) mathcomp(tuple bigop ssralg ssrint ssrnum) xfinmap