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Posts tagged algebra

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Q&A Is there a closed formula for multiplication of imaginary units in the direct limit of the Cayley-Dickson construction?

1 answer · posted 8mo ago by celtschk‭ · last activity 7mo ago by r~~‭

Question algebra

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Q&A Formalizing proof of existence of roots of functional equation

1 answer · posted 9mo ago by zayn‭ · last activity 9mo ago by Peter Taylor‭

Question algebra functional-analysis

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Q&A Find all integer solutions for $a_1(a_1+k)(a_1+2k)...(a_1+(2k+1)d)+1 = n^2$ [closed]

1 answer · posted 2y ago by beloh‭ · edited 2y ago by beloh‭

Question arithmetic algebra series

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Q&A Product of empty set of elements vs. product over empty indexing set — is there any difference?

1 answer · posted 4y ago by The Amplitwist‭ · edited 2y ago by Peter Taylor‭

Question product definition notation algebra

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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

2 answers · posted 2y ago by Snoopy‭ · last activity 2y ago by Snoopy‭

Question number-theory algebra

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Q&A Missing a solution: Are A and B always equal if A-B=0

3 answers · posted 3y ago by re89j‭ · last activity 3y ago by tommi‭

Question logic equation algebra problem