double l2 = 1 -l0 -l1;
//DEBTRACE("l0, l1, l2: " << l0 << " " << l1 << " " << l2);
- if ((l0>=0) and (l0<=1) and (l1>=0) and (l1<=1) and (l2>=0) and (l2<=1))
+ if ((l0>=0) && (l0<=1) && (l1>=0) && (l1<=1) && (l2>=0) && (l2<=1))
{
z = l0*v[0][2] + l1*v[1][2] + l2*v[2][2];
return true;