Robuta

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https://mathoverflow.net/questions/510361/filters-on-mathbbn-and-fast-functions set theory - Filters on $\mathbb{N}$ and fast functions - MathOverflow For a function $f : \omega \to \omega$, let us say a function $g : \omega \to \omega$ is $f$-fast growing if eventually $g(n+1)/g(n) \geq f(n)$. For natural... set theoryfunctions mathoverflowfiltersmathbbfast https://mathoverflow.net/questions/510241/almost-orthogonality-to-countably-many-1-1-valued-functions real analysis - Almost orthogonality to countably many $\{-1,1\}$-valued functions - MathOverflow Following suggestion of Dominic van der Zypen, I state my old question not in the comment to this MO-question, but "officially". Problem. Is it true that for... real analysismany 1valued functionsalmostmathoverflow https://mathoverflow.net/questions/354944/dual-space-of-continuous-banach-space-valued-functions reference request - Dual space of continuous Banach-space-valued functions - MathOverflow Let $X$ be a Banach space and $K$ some compact Hausdorff space. I am interested in the dual space of the Banach space $$C(K; X) = \lbrace f: K \to X, \ f... reference requestdual spacevalued functionscontinuousbanach https://mathoverflow.net/questions/tagged/analytic-functions Newest 'analytic-functions' Questions - MathOverflow newest analyticfunctions questionsmathoverflow https://mathoverflow.net/questions/tagged/generating-functions Newest 'generating-functions' Questions - MathOverflow functions questionsnewestgeneratingmathoverflow https://mathoverflow.net/questions/tagged/hypergeometric-functions Newest 'hypergeometric-functions' Questions - MathOverflow functions questionsnewesthypergeometricmathoverflow https://mathoverflow.net/tags/generating-functions/topusers 'generating-functions' Top Users - MathOverflow top users mathoverflowgeneratingfunctions https://mathoverflow.net/questions/510492/significance-of-transcendental-functions-in-algebraic-geometry modular forms - Significance of transcendental functions in algebraic geometry - MathOverflow I wanted to ask a very vague about the philosophy and significance of using transcendental functions in algebraic geometry. They tend to appear very often even... modular formsalgebraic geometrysignificancetranscendentalfunctions https://mathoverflow.net/questions/214665/closed-form-expression-for-nested-series-summation special functions - Closed Form Expression for Nested Series Summation? - MathOverflow Just wandering if there are any criteria that can decide whether a finite series summation has closed form or not. for example, In the following nested... special functionsclosed formexpressionnestedseries https://mathoverflow.net/questions/tagged/arithmetic-functions Newest 'arithmetic-functions' Questions - MathOverflow functions questionsnewestarithmeticmathoverflow https://mathoverflow.net/questions/tagged/measurable-functions Newest 'measurable-functions' Questions - MathOverflow functions questionsnewestmeasurablemathoverflow