Does it ever make sense to write the Cosmological Constant as: $\Lambda_{\mu\nu}$?
13080
Why is the cosmological constant a scalar?
63402
Euler-Lagrange equation in curved spacetime: how to calculate $\partial \mathcal{L}/\partial(\nabla_\nu A_\mu)$?
145104
$T:$ $\mathbb{C}$ $\to$ $\mathbb{C}$ by $T(z)=\lambda z + \mu \bar{z}$ for every $z \in \mathbb{C}$
52621
Why is $\det(A - \lambda I)$ zero?
148463
How do I get the negative sign in the expression for Gravitational Potential Energy?
29329
Does a four-divergence extra term in a Lagrangian density matter to the field equations?
63473
Is the shorthand $ \partial_{\mu} $ strictly a partial derivative in field theory?
112187
Is there a way to see that $ \nabla_\mu g_{\nu \rho} = 0 $ without explicit computation, where $\nabla_\mu$ refers to the covariant derivative?
38764
bound on the cardinality of the continuum? I hope not
37126
Where does in GUT symmetry breaking $U(1)$ come from?
79708
Is the energy density of vacuum uniform in the whole universe?
21084
Size of the universe
112264
Cosmological constant doubts
54636
Dark Energy / Accelerating universe: naive question
106211
Is the universe isomorphic to a universal turing machine?
30431
How is the notation $X\sim N(\mu,\sigma^2)$ read?
45131
Derivation of equations of motion in Nordstrom's theory of scalar gravity?