theorem Th14: :: ANPROJ11:14

for P being non zero_proj2 Point of (ProjectiveSpace (TOP-REAL 3))
for u being non zero Element of (TOP-REAL 3) st P = Dir u holds
normalize_proj2 P = |[((u . 1) / (u . 2)),1,((u . 3) / (u . 2))]|