Function SCIPlpGetBInvARow 

pub unsafe extern "C" fn SCIPlpGetBInvARow(
    lp: *mut SCIP_LP,
    r: c_int,
    binvrow: *mut f64,
    coef: *mut f64,
    inds: *mut c_int,
    ninds: *mut c_int,
) -> SCIP_RETCODE

gets a row from the product of inverse basis matrix B^-1 and coefficient matrix A (i.e. from B^-1 * A)