poirot
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 Jan 10 revised I would like to find the value of $f(z)$ added 17 characters in body Jan 8 comment Prove that $a^{n+m}=a^{n}a^m$, for real numbers Could it be $e^{n\log a}$... but then what of $a\leq 0$... Jan 7 revised Primitive root of unity with certain conditions added 179 characters in body Jan 7 revised Primitive root of unity with certain conditions added 210 characters in body Jan 7 revised Primitive root of unity with certain conditions edited body Jan 7 asked Primitive root of unity with certain conditions Jan 7 revised Basic understanding of quotients of “things”? added 688 characters in body Jan 7 revised Basic understanding of quotients of “things”? added 688 characters in body Jan 7 accepted Basic understanding of quotients of “things”? Jan 6 revised Basic understanding of quotients of “things”? added 39 characters in body Jan 6 comment Basic understanding of quotients of “things”? Ah yes of course ... will update. Jan 6 revised Basic understanding of quotients of “things”? added 55 characters in body Jan 6 asked Basic understanding of quotients of “things”? Jan 6 revised Can $i$ be defined as a square root of $-1$? edited title Jan 6 comment Reference for multiplicative norms Thanks for the info. I own a copy of Grossman and Katz (1972) - fascinating stuff ! Jan 6 revised Reference for multiplicative norms added 143 characters in body Jan 6 comment Reference for multiplicative norms I think that's called a sub-multiplicative norm; not 100% sure though. Jan 6 revised Reference for multiplicative norms deleted 8 characters in body Jan 6 comment Reference for multiplicative norms @gerw It's some binary operation $\circ: V^2 \to V$ on some vector space $V$. Jan 6 revised Reference for multiplicative norms added 99 characters in body