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Why is there in theory no morphism/isogenies when enlarging a prime field sharing a common suborder/subgroup? [closed]

Simple question : I have a prime field having modulus $p$ where $p−1$ contains $O$ as prime factor, and I have a larger prime field $q$ also having $O$ as its suborder/subgroup. Why are there no ...
user2284570's user avatar
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Reference request: Time and proofs of shared pasts

Is there research about structures for notions of time with distributed systems of information, as with blockchains? I am thinking of tuples $(I, T, P, A, \prec, s, \eta, u)$ where $I$, $T$ and $P$ ...
Gerrit Begher's user avatar