query: Let $f$ be Lebesgue integrable on $\mathbb{R}$. Show that $ \sum_{n=1}^{\infty} f(x+n) $ converges almost everywhere.
positive_passages.docid: 148443
positive_passages.text: convergence of infinite sum of integer values of integrable function
negative_passages.docid: 97392
negative_passages.text: If $e^{itx_n}$ converges for every $t\in\mathbb R$, then does $x_n$ converge?
negative_passages.docid: 9921
negative_passages.text: Convergence of $\sum_{n=1}^\infty\frac{n}{(n+1)!}$
negative_passages.docid: 150971
negative_passages.text: If $f$ is Riemann integrable on $[0,1]$ then $\lim\limits_{n\rightarrow\infty}\frac{1}{n}\sum f\left(\frac{k}{n}\right)=\int\limits_{0}^{1} f(x)dx$
negative_passages.docid: 26500
negative_passages.text: Prove $\sum_{n=1}^{\infty}|a_{n}b_{n}|$ converges if $\sum_{n=1}^{\infty}a_{n}^{2}$ and $\sum_{n=1}^{\infty}b_{n}^{2}$ converge
negative_passages.docid: 137446
negative_passages.text: Show that if $b_k\uparrow \infty$ and $\Sigma_{k = 1}^\infty a_kb_k$ converges, then $b_m \Sigma_{k = m}^\infty a_k → 0$ as $m → \infty$.
negative_passages.docid: 105656
negative_passages.text: $\sum_{n=1}^\infty u_n $ converges uniformly on $[a,b]$, but $\sum_{n=1}^\infty |u_n| $ doesn't
negative_passages.docid: 70491
negative_passages.text: If $\sum_{n=1}^\infty a_n$ converges, prove that $\lim_{n\to \infty} (1/n) \sum_{k=1}^n ka_k = 0$.
negative_passages.docid: 125341
negative_passages.text: Does $\sum_{n=1}^{\infty} \frac{1}{n+1}$ converge?
negative_passages.docid: 55914
negative_passages.text: If $\sum_{n=1}^{\infty} a_n$ is absolutely convergent, then $\sum_{n=1}^{\infty} (a_n)^2$ is convergent
negative_passages.docid: 66504
negative_passages.text: Proof that $f$ is Lebesgue-integrable and calculate its integral
negative_passages.docid: 114066
negative_passages.text: If $(a_n)$ is such that $\sum_{n=1}^\infty a_nb_n$ converges for every $b\in\ell_2$, then $a\in\ell_2$
negative_passages.docid: 13125
negative_passages.text: Convergence of $\sum_{n=1}^\infty{\left(\sqrt[n]{n}-1\right)}$
negative_passages.docid: 84818
negative_passages.text: Convergence of $\sum_{n=1}^{\infty}x_n\overline{y_n}$ for every $(x_n)\in c_0$ implies $\sum_{n=1}^{\infty}|y_n|<\infty$
negative_passages.docid: 25546
negative_passages.text: Prove that $\sum_{n=1}^{\infty}\exp\left(-n^{\varepsilon}\right)$ converges.
negative_passages.docid: 9498
negative_passages.text: If $(X_n)$ is i.i.d. and $ \frac1n\sum\limits_{k=1}^{n} {X_k}\to Y$ almost surely then $X_1$ is integrable (converse of SLLN)
negative_passages.docid: 122950
negative_passages.text: Convergence of the $\sum_{n=1}^{\infty}n^3b_n^3$ where $b_n=\int_{-\pi}^{\pi}f(t)\sin (nt)\ dt$.