Belive to math gives result!
Got Ac (0.031) depending to previous math considerations.
Difficult problem because has deal with 3-Space geometry.
I remember dot product, symple topology,
Kramer's formulas for linear system and win.
All things will described in my site svr.narod.ru

My correction:svr8.narod.ru

Not HostBasters, but Ghost Busters

This is my bug.