Does the Klein-Gordon Lagrange density maximize or minimise the solution of the Klein-Gordon equation?(adsbygoogle = window.adsbygoogle || []).push({});

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Klein-Gordon Lagrange density

**Physics Forums | Science Articles, Homework Help, Discussion**