AF BG theorem

In algebraic geometry the AF+BG theorem (also known as Max Noether's fundamental theorem) is a result of Max Noether that asserts that, if the equation

Noether's theorem may refer to the results of Max Noether: Several closely related results of Max Noether on canonical curves AF+BG theorem, or Max Noether's

multiplicities when the hypotheses of the above theorem do not apply. Multi-homogeneous Bézout theorem AF+BG theorem – About algebraic curves passing through

misattribution since the identity is implicit in Euclid's Elements. AF+BG theorem – About algebraic curves passing through all intersection points of

common tangents to both P = 0 and Q = 0 are tangent to C. So, by the AF+BG theorem, the tangential equation of C has the form HP + KQ = 0. Since C has