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Derek Elkins‭

A quiet enigma. We don't know anything about Derek Elkins‭ yet.

Posts

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Q&A Complex numbers in 2D, quaternions in 4D, why nothing in 3D?

posted 4y ago by Derek Elkins‭ · edited 3y ago by Derek Elkins‭

Answer

81%

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Q&A Does every divergence-free vector field arise as the curl of some vector field?

posted 5y ago by Derek Elkins‭ · edited 5y ago by Derek Elkins‭

Answer

81%

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Q&A What is the Name of Function for Probability of a Certain Sum on Random Die Rolls?

posted 3y ago by Derek Elkins‭

Answer

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Q&A Existence of a set of all sets

posted 5y ago by Derek Elkins‭ · edited 5y ago by Derek Elkins‭

Answer

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Q&A Why does “unless” mean “if not”?

posted 5y ago by Derek Elkins‭

Answer

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Q&A Average distance from circle's center to a point

posted 2y ago by Derek Elkins‭ · edited 2y ago by TheCodidacter, or rather ACodidacter‭

Answer

77%

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Meta Can this site contains Physics's Math question?

posted 5y ago by Derek Elkins‭

Answer

77%

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Q&A What're the orders for equation expressing?

posted 4y ago by Derek Elkins‭

Answer

77%

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Q&A How to validate if the horizontal and vertical tangent lines exist for implicit functions?

posted 1y ago by Derek Elkins‭

Answer

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Q&A Why always rationalize a denominator?

posted 5y ago by Derek Elkins‭

Answer

75%

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Meta Are challenge-like questions like these considered on-scope in Mathematics CD?

posted 4y ago by Derek Elkins‭

Answer

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Meta Marketing Math Codidact

1 answer · posted 5y ago by Derek Elkins‭ · last activity 5y ago by The Amplitwist‭

Question discussion

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Q&A Proving that $p\mid (p+1776)$ if $p$ is a prime and $p(p+1776)$ is a perfect square

posted 3y ago by Derek Elkins‭

Answer

75%

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Q&A Can we constructively find a third element of a set $X$ satisfying $X \cong X \times X$ given two distinct elements?

0 answers · posted 5y ago by Derek Elkins‭

Question constructive-logic type-theory

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Q&A Why does this definition of generalized forces work?

posted 5y ago by Derek Elkins‭

Answer

See all 52 »

Reputation		1684
Top-level posts		2
Answers		50
Received votes (up minus down)		173
Edits made		27

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Total		52
Questions		2
Answers		50
Articles		0

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