let n, m be Nat; :: thesis: for M being Matrix of n,m,F_Real
for A being linearly-independent Subset of (REAL-NS m) st the_rank_of M = n holds
(Mx2Tran M) " A is linearly-independent
let M be Matrix of n,m,F_Real; :: thesis: for A being linearly-independent Subset of (REAL-NS m) st the_rank_of M = n holds
(Mx2Tran M) " A is linearly-independent
let A be linearly-independent Subset of (REAL-NS m); :: thesis: ( the_rank_of M = n implies (Mx2Tran M) " A is linearly-independent )
assume A1: the_rank_of M = n ; :: thesis: (Mx2Tran M) " A is linearly-independent
reconsider B = A as linearly-independent Subset of (TOP-REAL m) by Th4, Th28;
(Mx2Tran M) " B is linearly-independent by A1, MATRTOP2:26;
hence (Mx2Tran M) " A is linearly-independent ; :: thesis: verum