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15
Math.TechQA.Club
2026-04-12 11:34:45
77
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try to derive sin(z) wrt z, where z is a vector
Published on
12 Apr 2026 - 11:34
#calculus
#linear-algebra
#analysis
#matrix-calculus
#machine-learning
349
Views
Compute the derivative of $f (x) := Ax$ w.r.t. matrix $A$
Published on
14 Apr 2026 - 10:07
#linear-algebra
#multivariable-calculus
#vectors
#matrix-calculus
43
Views
How to find the derivative of the following vectors and matrices
Published on
12 Apr 2026 - 21:58
#matrices
#matrix-calculus
1k
Views
On the gradient of spectral norm of matrix
Published on
17 Apr 2026 - 4:23
#linear-algebra
#matrices
#derivatives
#matrix-calculus
#spectral-norm
178
Views
What is the gradient of a matrix product AB?
Published on
13 Apr 2026 - 22:36
#derivatives
#matrix-calculus
#machine-learning
316
Views
How to find the gradient and the Hessian of $f(X) = b^TX^TXc\,$?
Published on
16 Apr 2026 - 13:50
#calculus
#matrices
#matrix-calculus
73
Views
Lower bound formulas of smallest eigenvalues of Hankel matrices
Published on
11 Apr 2026 - 21:58
#matrices
#eigenvalues-eigenvectors
#matrix-calculus
#hankel-matrices
939
Views
$\frac{\partial}{\partial X_{ij}} \sum_k\sum_l\sum_m\sum_n X_{lk}C_{lm}X_{mn}N_{nk}=\sum_m\sum_n C_{im}X_{mn}N_{nj} + \sum_k\sum_l X_{lk}C_{li}N_{jk}$
Published on
15 Apr 2026 - 2:43
#calculus
#linear-algebra
#matrix-calculus
226
Views
How to learn a Vandermonde matrix from data
Published on
10 Apr 2026 - 9:46
#linear-algebra
#optimization
#convex-optimization
#matrix-calculus
#nonlinear-optimization
211
Views
Partial Derivative of Hadamard Root (elements-wise square root)
Published on
13 Apr 2026 - 19:54
#linear-algebra
#matrices
#derivatives
#partial-derivative
#matrix-calculus
99
Views
diagonalizable square matrices of order $n$
Published on
15 Apr 2026 - 1:04
#linear-algebra
#matrices
#matrix-calculus
574
Views
Extension of the Gershgorin circle theorem for symmetric matrices and localization of positive eigenvalues
Published on
25 Mar 2026 - 11:21
#matrices
#inequality
#eigenvalues-eigenvectors
#matrix-calculus
#gershgorin-sets
94
Views
Partial Derivative of Mixed Hadamard Root
Published on
11 Apr 2026 - 20:09
#matrices
#derivatives
#partial-derivative
#matrix-calculus
202
Views
Gradient of linear scalar field with respect to matrix
Published on
16 Apr 2026 - 11:19
#multivariable-calculus
#derivatives
#matrix-calculus
#scalar-fields
150
Views
Taylor expansion of matrix
Published on
12 Apr 2026 - 21:08
#matrices
#taylor-expansion
#matrix-calculus
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