Zang Hailing
> The problem now I
> have is: I don't know how to tell the exact number on the
> graph of the
> intersecting point. I might not need the numbers to appear
> on the graph, but
> I need to know the exact number where they intersect. The
> lines that are
> intersecting are not from some functional form, but from
> real data, I connect
> the dots using c(l) or c(J).
http://astronomy.swin.edu.au/~pbourke/geometry/lineline2d/
Nick
[email protected]
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