30 Jun
2012
30 Jun
'12
6:58 a.m.
Ooops --- brainstorm. Henry is quite correct --- his triangles are NOT Heronian. Time I had a holiday ... WFL On 6/30/12, Fred lunnon <fred.lunnon@gmail.com> wrote:
On 6/30/12, Henry Baker <hbaker1@pipeline.com> wrote:
Matrix III isn't real. a,b,c are the side _vectors_ as complex numbers.
Fair point --- but in fact, the relevant theorem states that a triangle (simplex) with rational coordinates and edge-lengths which square to integers is embeddable with integer coordinates, so the Heronian label still holds good.
WFL