LP basis constructing routines

Problem.set_row_stat(row, str status)

Set (change) row status

Parameters:row (int or str) – the index or name of the row

Problem.set_col_stat(col, str status)

Set (change) column status

Parameters:col (int or str) – the index or name of the column

Problem.std_basis()

Construct standard initial LP basis

Problem.adv_basis()

Construct advanced initial LP basis

Problem.cpx_basis()

Construct Bixby’s initial LP basis