RANK

 

 Number of linearly independent rows or columns.

  K = RANK(X) is the number of singular values of X

  that are larger than MAXMVMWU2(SIZE281GDAB(X)) * NORM3BIWKE7(X) * EPSMO1RU2.

  K = RANK(X,tol) is the number of singular values of X that

  are larger than tol.