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## Homework Statement

A3. Show that the Lorentz transformations on a spacetime 4-vector can be written as

x'μ = (Lμν)*(χν)

. Find the matrix L. Prove that (in matrix notation) Lτ gL = g where g is

the Minkowski spacetime metric.

## Homework Equations

Any help suggesting at least equations will be appreciated. μ , τ and ν are exponents.