[Numpy-discussion] Python function for line intersection??

[Stéfan van der Walt]

On Tue, Oct 8, 2013 at 3:15 PM, Happyman <bahtiyor_zohidov at mail.ru> wrote:
>     # slope of each line
>     m = (B[:, 1] - A[:, 1]) / (B[:, 0] - A[:, 0])
>     b = A[:, 1] - m * A[:, 0]

Calculating the slope of a line leads to difficulties, e.g. when
dealing with vertical lines.  Rather, parameterize lines as shown
here:

http://paulbourke.net/geometry/pointlineplane/

Stéfan