Raul Alvarez

3 Questions 21 Answers 0 Followers

Questions related from Raul Alvarez

Does anyone know a clear proof for the existence of Clifford algebras?

The standard proof runs as follows: You start with the tensor algebra of the vector space in question, say V. Then you take the quotient by the ideal generated by elements of the form v \otimes...

06 June 2012 7,459 10 View

I really have trouble with the graviton living in a general spacetime manifold M.

Today in class I heard the following affirmation: "In just the same way the photon field A_i has two helicities related by parity, the graviton, associated to the g_ij field, must have its...

02 February 2012 9,818 12 View

Someone knows if a latex like code can be used here in the publications ?

I feel weird without good looking math expressions

02 February 2012 9,518 1 View