inconsistent row <-> column sub-vector behavior

[John W. Eaton]

On 22-Aug-2008, Sergei Steshenko wrote:

| column_vector(2:vector_length) = row_vector(2:vector_length)

This is allowed for compatibility.

| column_vector(2:vector_length) += row_vector(2:vector_length)

All the OP= operators are simply syntactic sugar for

  LHS = LHS OP RHS

so will fail if LHS OP RHS is non-conformant.

I don't think this is a bug.

jwe