ATA Helper Functions
ata_append adds constraint data into ata
ata_form_index converts input forms into actual form indeces in LP
ata_obj_coef processes input coefficients for setting objective functions
ata_append(x, mat, dir, rhs)ata_form_index(x, forms, collapse)
ata_obj_coef(x, coef, compensate)
the ata object
the coefficient
direction
right-hand-side value
the forms indices
TRUE to collapse forms
the coefficients
TRUE to combine coefficients