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Masacroso

Improving my wrong math powers. A synonym could be false math powers.

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78 questions
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  • Member for 1 year, 11 months
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  • Last seen 3 hours ago

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Top Posts (229) All Questions Answers | Votes Newest

27 Correct set notation for “all integers which are not multiples of 7”? Mar 2
8 Probability of obtaining a heads on the coin before a 1 or 2 on the die? Mar 24
8 Partial sums of falling factorials May 30 '15
7 Why use neighborhood to define boundary? Not open ball? Aug 10
5 Gaining Mathematical Maturity May 27
5 Let $f_n$ integrable in $[a,b]$ in all $n$. Show that if $(f_n)\to f$ uniformly in $[a,b]$ then $f$ is integrable in $[a,b]$ Jun 19
5 Show that $\int_0^1 \left(\left\lfloor\frac{\alpha}{x}\right\rfloor-\alpha\left\lfloor\frac{1}{x}\right\rfloor\right)\mathrm dx=\alpha \ln\alpha$ Jul 4
4 Show that if $f(x,t)$ and $f_x(x,t)$ are continuos on $D$ then $F'(x)=\int_c^d f_x(x,t)\mathrm dt$ Jul 1
4 Show that if $(\sum x_n)$ converges absolutely and $(y_n)$ is bounded then $(\sum x_n y_n)$ converges May 22
4 How I can express in a pure symbolic way common reasoning? Examples inside. May 20 '15
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