New posts in Gauge

How many degrees of freedom in a massless $2$-form field?

Are Maxwell's equations "physical"?

Counting massive degrees of freedom after gauge fixing

Why Faddeev-Popov ghost cannot exist in external line?

Gravitational waves in the Lorenz gauge?

A question on gauge fixing

Why is $p_y$ conserved in the Landau gauge when we know the electron moves in circles?

Coordinate conditions in black hole solutions

What is the physical meaning of Lorenz gauge condition?

Why do we use gauges in Maxwell equation?