C = (A2 != null) ? Dcs_multiply.cs_multiply(AT, A2) : null; /* C=A'*A with no dense rows */ A2 = null; } else { C = Dcs_multiply.cs_multiply(AT, A); /* C=A'*A */
CC.dcs = Dcs_multiply.cs_multiply(AA.dcs, BB.dcs); if (CC.dcs == null) { throw new IllegalArgumentException("Exception occured in cs_multiply()");
CC.dcs = Dcs_multiply.cs_multiply(AA.dcs, BB.dcs); if (CC.dcs == null) { throw new IllegalArgumentException("Exception occured in cs_multiply()");