{
// multiply polynomial1 with polynomial2
vect_tmp = c.multVect(coeff_alpha[p][x1][x2],
this.A2[x1 + vins]);
coeff_quadratic_3dim[crnt_row + p] = c.addSquareMatrix(
coeff_quadratic_3dim[crnt_row + p], c
.multVects(vect_tmp, this.A2[x2]));
// mul poly1 with scalar2
vect_tmp = c.multVect(this.b2[x2], vect_tmp);
this.pub_singular[crnt_row + p] = c.addVect(vect_tmp,
this.pub_singular[crnt_row + p]);