Question

How to solve the inverse problem of least-squares?

score 47 · Answer 1 · 2026-04-10 20:06:30

47

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How to solve the inverse problem of least-squares?

Published on 10 Apr 2026 - 20:06

score 466 · Answer 2 · 2026-05-10 15:52:04

466

Views

computing the inversion of a matrix which is the sum of a Kronecker product and an identity matrix

Published on 10 May 2026 - 15:52

score 2k · Answer 3 · 2026-05-10 18:04:18

2k

Views

Uniqueness of the direct sum complement of a vector subspace

Published on 10 May 2026 - 18:04

score 35 · Answer 4 · 2026-04-15 08:16:31

35

Views

Show that the ring of all matrices of given form is isomorphic to a product of 3 fields

Published on 15 Apr 2026 - 8:16

score 355 · Answer 5 · 2026-04-17 02:57:38

355

Views

Find the orthogonal projection of $\mathbb{R}^2$ onto a subspace $W$ under the standard inner product

Published on 17 Apr 2026 - 2:57

score 95 · Answer 6 · 2026-04-16 09:57:36

95

Views

Find if there are is a natural number solutions to $x = g(f(f(g( \dots g(x) \dots))))$

Published on 16 Apr 2026 - 9:57

score 212 · Answer 7 · 2026-05-11 07:46:59

212

Views

How many tests to prove quadratic form is positive definite

Published on 11 May 2026 - 7:46

score 29 · Answer 8 · 2026-05-11 00:30:56

29

Views

Decomposition of a Matrix $A$ into $C\cdot\overline{C^{T}}$ form

Published on 11 May 2026 - 0:30

score 152 · Answer 9 · 2026-04-14 14:30:38

152

Views

The (orbifold) space of symmetric complex matrix

Published on 14 Apr 2026 - 14:30

score 207 · Answer 10 · 2026-04-16 09:11:48

207

Views

Prove the Zero divisor of Z[2]

Published on 16 Apr 2026 - 9:11

score 476 · Answer 11 · 2026-04-16 23:31:23

476

Views

Show that the inner product exists and is unique

Published on 16 Apr 2026 - 23:31

score 208 · Answer 12 · 2026-04-11 21:01:54

208

Views

Courant–Fischer Theorem Proof [Meyer]. Intersection of two subspaces with same dimension.

Published on 11 Apr 2026 - 21:01

score 56 · Answer 13 · 2026-04-14 07:21:47

56

Views

A equation of an ellipse can be a circle in another referential?

Published on 14 Apr 2026 - 7:21

score 469 · Answer 14 · 2026-05-11 08:31:05

469

Views

Relationship between rank of binary matrix and the NOT operator

Published on 11 May 2026 - 8:31

score 991 · Answer 15 · 2026-05-10 21:06:00

991

Views

Condition Number and Sensitivity of Matrix-Vector Multiplication

Published on 10 May 2026 - 21:06

List Question

How to solve the inverse problem of least-squares?

computing the inversion of a matrix which is the sum of a Kronecker product and an identity matrix

Uniqueness of the direct sum complement of a vector subspace

Show that the ring of all matrices of given form is isomorphic to a product of 3 fields

Find the orthogonal projection of $\mathbb{R}^2$ onto a subspace $W$ under the standard inner product

Find if there are is a natural number solutions to $x = g(f(f(g( \dots g(x) \dots))))$

How many tests to prove quadratic form is positive definite

Decomposition of a Matrix $A$ into $C\cdot\overline{C^{T}}$ form

The (orbifold) space of symmetric complex matrix

Prove the Zero divisor of Z[2]

Show that the inner product exists and is unique

Courant–Fischer Theorem Proof [Meyer]. Intersection of two subspaces with same dimension.

A equation of an ellipse can be a circle in another referential?

Relationship between rank of binary matrix and the NOT operator

Condition Number and Sensitivity of Matrix-Vector Multiplication

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