Difference between revisions of "Källén function"

From Particle Wiki
Jump to: navigation, search
(Created page with "The ('''triangle''') '''Källén function''' appears in kinematic equations and is defined as :<math>\lambda(x,y,z) \equiv x^2 + y^2 + z^2 - 2xy - 2yz - 2zx</ma...")
(No difference)

Revision as of 20:26, 19 April 2016

The (triangle) Källén function appears in kinematic equations and is defined as

\lambda(x,y,z) \equiv x^2 + y^2 + z^2 - 2xy - 2yz - 2zx.