Is the result of the product of metric tensors $\eta^{\mu\nu} \eta_{\mu\nu} = 1$?
90845
Is this posible in GR $g_{ab}g^{ab}=1$?
141643
Showing $\rho (x,y)=\frac{d(x,y)}{1+d(x,y)}$ is a metric
104258
Proof Verification: $\dim\mathrm{Im} T+\dim\ker T=\dim V$
43987
Decomposition of the tensor product $\mathbb{Q}_p \otimes_{\mathbb{Q}} \mathbb{Q}[i]$ into a product of fields
22133
Why is the covariant derivative of the determinant of the metric zero?
56206
Symmetry of the $3\times 3$ Cauchy Stress Tensor
62879
Question about the proof of $GCH$ holds in $\mathbf L$
84984
What does $\partial_{\mu}$ mean?
4687
Contracting with Levi-Civita (totally antisymmetric) tensor
37840
Does the Levi-Civita connection determine the metric?
152196
About inner products, norms and metrics
154935
What is the metric tensor on the n-sphere (hypersphere)?
55488
Proving that $\operatorname{codim}(X,Y)=\dim(\mathcal{O}_{X,\eta})$
59100
Does metric signature affect the stress energy tensor?
101778
Show that there is $\eta\in(0,1)$ with $f''(\eta)=f(\eta)$
155208
Why aren't Christoffel symbols tensors? - asked from a fibre bundle perspective
111746
$(A/\mathfrak{a}) \otimes_A M \simeq M / \mathfrak{a}M$ by tensoring the canonical exact sequence.