Search All of the Math Forum:
Views expressed in these public forums are not endorsed by
Drexel University or The Math Forum.



Re: Lines in the plane
Posted:
Apr 27, 2001 5:21 PM


"Ahmed Fares" <ahmedfares@REMOVEmydeja.com> wrote in message news://mfo0r8qpxd17@forum.mathforum.com... > >Suppose that exactly k of the points lie on the same line > >for some k ( 2 <= k < n ). Then each of the remaining > >n  k points can be paired with each of these points leading > >to (n  k)*k distinct lines. Along with the first line this leads > >to 1 + (nk)*k lines which is >= n for n >= 3. > > You are assuming that each line between one remaining point and one of > the k points contains only these 2 points, this is not true in general > of course. >
Yes, sorry I goofed  that's the third time this week :() But see my corrected post  I think that's right.
Regards, S.K.Mody.



