- #1
SUDOnym
- 90
- 1
Hello
Can any1 recommend a book that will show the derivation of the Euler-Lagrange equation.
(I am learning in the context of cosmology ie. to extremise the interval).
Ideally the derivation would be as simple/fundamental as possible - my maths is not up to scratch!
Can any1 recommend a book that will show the derivation of the Euler-Lagrange equation.
(I am learning in the context of cosmology ie. to extremise the interval).
Ideally the derivation would be as simple/fundamental as possible - my maths is not up to scratch!