for(TriSegment seg = PQ ; seg <= RP ; seg = TriSegment(seg + 1))
{
for(DoubleProduct dp = C_YZ ; dp <= C_10 ; dp = DoubleProduct(dp + 1))
for(TriSegment seg = PQ ; seg <= RP ; seg = TriSegment(seg + 1))
{
for(DoubleProduct dp = C_YZ ; dp <= C_10 ; dp = DoubleProduct(dp + 1))