
premises
# TH_3
% for a plane and a line which is not lying on a given plane it holds
% that if they have a common point then it is unique

line(1)
plane(2)
point(3)
point(4)
~inc_l_pl(1,2)
inc_po_l(3,1)
inc_po_pl(3,2)
inc_po_l(4,1)
inc_po_pl(4,2)

conclusions

eq_point(3,4)
