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location Struga
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visits member for 1 year, 9 months
seen Apr 15 at 8:21

Apr
15
awarded  Organizer
Apr
15
revised Is my proof correct? Let $a, b, c\in\mathbb Z$. Prove that if $a\mid b$ and $b\mid c$, then $a\mid(b + c)$.
added 61 characters in body; edited tags
Apr
15
answered Derivative of sigmoid function
Apr
15
revised Which is a linear and homogeneous recurrence?
added 8 characters in body
Apr
15
revised How can i optimize this type of equation?
added 7 characters in body; edited title
Mar
2
revised In any triangle is true equation $$\overrightarrow{TA}+\overrightarrow{TB}+\overrightarrow{TC}=\overrightarrow {0}$$. Prove
added 346 characters in body
Mar
2
answered In any triangle is true equation $$\overrightarrow{TA}+\overrightarrow{TB}+\overrightarrow{TC}=\overrightarrow {0}$$. Prove
Jan
14
comment how to find the limit?
@ user113922: You are welcome
Jan
14
comment how to find the limit?
@ user113922: see now please
Jan
14
answered how to find the limit?
Jan
8
awarded  Supporter
Jan
7
awarded  Nice Answer
Jan
7
answered How to calculate this $\sqrt{3\sqrt{5\sqrt{3\sqrt{5\cdots}}}}$
Jan
6
comment Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
sorry, we are not well understood, however, thank you for your answer, thanks once again sir
Jan
6
comment Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
oh ok, but I do not understand well metric spaces, because I know that there are many people here who are willing to help, I've set this example
Jan
6
accepted Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
Jan
6
comment Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
@ copper.hat: Please, I apologize for my question, but I would like to know if this is the final solution, however Thank you very much for your answers
Jan
6
comment Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
Sorry but why my question has received negative
Jan
6
comment Show that the set $K=[0,1]$ is compact in $\Bbb{R}$
If anyone can help me to prove that a given set is compact in $\Bbb{R}$
Jan
6
asked Show that the set $K=[0,1]$ is compact in $\Bbb{R}$