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15
Math.TechQA.Club
2026-04-12 21:50:21
888
Views
How do multi-indices work, step by step?
Published on
12 Apr 2026 - 21:50
#summation
#index-notation
1.8k
Views
Prove derivative of contravariant tensor of rank 1 is a mixed tensor of rank 2
Published on
09 Apr 2026 - 20:24
#differential-geometry
#tensors
#index-notation
#special-relativity
75
Views
Specific, Index-Notation Formula of the determinant of 2-dimensional matrices
Published on
16 Apr 2026 - 9:51
#determinant
#index-notation
1.8k
Views
How to prove Leibniz rule for exterior derivative using abstract index notation
Published on
11 Apr 2026 - 23:53
#derivatives
#differential-geometry
#solution-verification
#exterior-algebra
#index-notation
663
Views
divergence of gradient of scalar function in tensor form
Published on
15 Apr 2026 - 8:54
#vector-analysis
#tensors
#divergence-operator
#index-notation
54
Views
When do derivatives cancel inside integrals when working with tensors?
Published on
08 Apr 2026 - 19:53
#integration
#partial-derivative
#tensors
#index-notation
114
Views
Differentiation of tensor product
Published on
12 Apr 2026 - 16:31
#differential-geometry
#tensor-products
#tensors
#index-notation
#kronecker-product
71
Views
Index notation problem in getting $(\Lambda^{-1})^{\mu}_{\nu}=g^{\mu\alpha}g_{\nu\beta}\Lambda^{\beta}_{\alpha}$
Published on
25 Apr 2026 - 10:20
#index-notation
#special-relativity
264
Views
d’Alembert Lagrangian for second rank tensors
Published on
17 Apr 2026 - 11:51
#field-theory
#mathematical-physics
#euler-lagrange-equation
#index-notation
282
Views
Some confusion about tensor notation
Published on
13 Apr 2026 - 15:38
#matrices
#notation
#tensors
#index-notation
65
Views
How to express this summation?
Published on
30 Apr 2026 - 10:44
#matrices
#summation
#index-notation
178
Views
Muli-index notation for derivative operator on a basis
Published on
04 May 2026 - 0:44
#index-notation
#monomial-function
41
Views
Understanding Tensor Notation $\chi\in\mathbb{R}^{I\times J\times K}$
Published on
13 Apr 2026 - 12:07
#notation
#tensors
#index-notation
1k
Views
Generic math notation for minimum/maximum
Published on
17 Apr 2026 - 1:38
#notation
#index-notation
661
Views
Formal algebraic notation for RGB color scale?
Published on
13 Apr 2026 - 13:34
#linear-algebra
#abstract-algebra
#elementary-set-theory
#notation
#index-notation
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