Question

Existence of a non-trivial linear combination of k+1 orthonormal linearly indep. vectors in the left nullpace of a matrix with k columns

score 17 · Answer 1 · 2023-03-31 16:19:01

Existence of a non-trivial linear combination of k+1 orthonormal linearly indep. vectors in the left nullpace of a matrix with k columns

score 17 · Answer 2 · 2023-03-26 11:58:39

17

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Prove the real radical is an ideal

Published on 26 Mar 2023 - 11:58

score 17 · Answer 3 · 2023-03-31 12:54:03

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Rewriting the Sum of indexes i and j across the ordered real numbers x(1), x(1) ... x(n) with a modulus consideration

Published on 31 Mar 2023 - 12:54

score 17 · Answer 4 · 2026-02-23 05:34:57

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What can I do to the function of an archimedian spiral to make the sprial eccentric?

Published on 23 Feb 2026 - 5:34

score 17 · Answer 5 · 2026-03-14 13:01:36

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Interval of Convergence given a value it converges at and the center

Published on 14 Mar 2026 - 13:01

score 17 · Answer 6 · 2026-03-14 13:01:37

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What do you call two surjective functions that have the same codomain?

Published on 14 Mar 2026 - 13:01

score 17 · Answer 7 · 2023-03-28 09:49:27

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Reference/vocab request: matrix representation from inner products in non-orthogonal basis

Published on 28 Mar 2023 - 9:49

score 17 · Answer 8 · 2023-03-27 09:55:17

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Choose $x$ such that $\int_{[0,\:1)^2}|\frac1{\sigma^2(x)}\exp\left(-\left(r\frac{\|x-y\|}{\sigma(x)}\right)^2\right)-p(y)|\:{\rm d}y$ is minimized

Published on 27 Mar 2023 - 9:55

score 17 · Answer 9 · 2026-03-14 13:01:37

17

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Prove that a test-function-valued map that satisfies certain conditions is (weakly) integrable

Published on 14 Mar 2026 - 13:01

score 17 · Answer 10 · 2026-03-14 12:54:11

17

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How many ways are there to draw at least one face card from a deck of cards?

Published on 14 Mar 2026 - 12:54

score 17 · Answer 11 · 2023-03-12 16:00:30

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Relationship between linearity and vanishing gradient

Published on 12 Mar 2023 - 16:00

score 17 · Answer 12 · 2026-03-14 12:53:29

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Homomorphism ring is not injective.

Published on 14 Mar 2026 - 12:53

score 17 · Answer 13 · 2026-02-23 04:44:20

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Maximal Overlap Wavelet Transform Energy Conservation Properties

Published on 23 Feb 2026 - 4:44

score 17 · Answer 14 · 2023-03-08 11:11:03

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Maximum of exponent with arbitrary sum

Published on 08 Mar 2023 - 11:11

score 17 · Answer 15 · 2023-03-07 23:07:05

17

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Numerically check whether, given $h$ and $a$, there is a $ n\in\Bbb Z$ with $n+a<h<n+1-a$?

Published on 07 Mar 2023 - 23:07

List Question

Existence of a non-trivial linear combination of k+1 orthonormal linearly indep. vectors in the left nullpace of a matrix with k columns

Prove the real radical is an ideal

Rewriting the Sum of indexes i and j across the ordered real numbers x(1), x(1) ... x(n) with a modulus consideration

What can I do to the function of an archimedian spiral to make the sprial eccentric?

Interval of Convergence given a value it converges at and the center

What do you call two surjective functions that have the same codomain?

Reference/vocab request: matrix representation from inner products in non-orthogonal basis

Choose $x$ such that $\int_{[0,\:1)^2}|\frac1{\sigma^2(x)}\exp\left(-\left(r\frac{\|x-y\|}{\sigma(x)}\right)^2\right)-p(y)|\:{\rm d}y$ is minimized

Prove that a test-function-valued map that satisfies certain conditions is (weakly) integrable

How many ways are there to draw at least one face card from a deck of cards?

Relationship between linearity and vanishing gradient

Homomorphism ring is not injective.

Maximal Overlap Wavelet Transform Energy Conservation Properties

Maximum of exponent with arbitrary sum

Numerically check whether, given $h$ and $a$, there is a $ n\in\Bbb Z$ with $n+a<h<n+1-a$?

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