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15
Math.TechQA.Club
2026-04-15 17:09:36
123
Views
bosonic interaction Heisenberg picture
Published on
15 Apr 2026 - 17:09
#summation
#operator-theory
#mathematical-physics
#index-notation
129
Views
Reading off tensor index symmetries from a Young Tableau
Published on
29 Apr 2026 - 12:54
#tensors
#index-notation
#young-tableaux
319
Views
Poisson's Kinematical Equation in Index Notation
Published on
12 Apr 2026 - 15:03
#rotations
#kinematics
#index-notation
54
Views
How define formally a user-defined binary operation?
Published on
14 Apr 2026 - 1:51
#functions
#notation
#binary-operations
#index-notation
288
Views
Relative eigenvalues and the Rayleigh quotient in tensor notation
Published on
14 Apr 2026 - 21:14
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#tensors
#index-notation
2.1k
Views
Does changing the order of the indices of the Kronecker delta within a summation matter?
Published on
27 Apr 2026 - 5:35
#sequences-and-series
#algebra-precalculus
#summation
#index-notation
#kronecker-delta
657
Views
Matrix notation $i$ $j$
Published on
30 Apr 2026 - 10:24
#linear-algebra
#matrices
#index-notation
846
Views
What does a dot mean in matrix element index?
Published on
14 Apr 2026 - 20:00
#matrices
#notation
#index-notation
95
Views
A (simple?) matter of notation
Published on
30 Apr 2026 - 14:33
#sequences-and-series
#index-notation
28
Views
Confusion regarding summation convention
Published on
12 Apr 2026 - 6:20
#summation
#tensors
#index-notation
38
Views
Confusion regarding summation convention.
Published on
12 Apr 2026 - 0:14
#solution-verification
#riemannian-geometry
#tensors
#index-notation
1.3k
Views
Examples of Tensor Transformation Law
Published on
11 Apr 2026 - 5:17
#differential-geometry
#vector-analysis
#tensors
#general-relativity
#index-notation
61
Views
Strange sum notation
Published on
23 Apr 2026 - 7:15
#multisets
#index-notation
414
Views
Derivatives Across Summations
Published on
09 Apr 2026 - 6:41
#linear-algebra
#summation
#tensors
#matrix-calculus
#index-notation
94
Views
What is $10^{40}$ as a number?
Published on
10 May 2026 - 11:26
#index-notation
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