Re: vertical line disappear

Maybe you can try SumatraPDF, for example : 
https://www.sumatrapdfreader.org/free-pdf-reader

François

Le 20/05/2024 à 19:01, Aleks Kleyn a écrit :
> You absolutely right. This appears problem of TexWorks. Depending on scale one or another vertical line appears or disappears, or I can see all vertical lines. I use TexWorks because this is only PDF browser which automatically refresh file after compilation. So I did not think about other option. Thank you
>
> Aleks Kleyn
> http://alekskleyn.dyndns-home.com:4080/
> http://sites.google.com/site/AleksKleyn/
> http://arxiv.org/a/kleyn_a_1
> http://AleksKleyn.blogspot.com/
> http://KleynAleks.blogspot.com/
>
> Derivative in Banach algebra
> dx2
> =1⊗ x+x⊗1
> dx
>
>    d x2 =(1⊗ x+x⊗1) ◦dx=dx x+x dx
>
>
>
>
> -----Original Message-----
> From: pdftex [mailto:pdftex-bounces+aleks_kleyn=mailaps.org-WUdSmCIlby8@public.gmane.org] On Behalf Of Petiard Francois
> Sent: Monday, May 20, 2024 4:44 AM
> To: [email protected]
> Subject: Re: [pdftex] vertical line disappear
>
> Sorry, I don't understand the problem ; see the attached picture. Maybe it's a problem from your PDF reader ?
>
> François
>
> Le 20/05/2024 à 04:12, Aleks Kleyn a écrit :
>> During last half year sometimes vertical line disappears from my pdf file.
>> when it disappeared from frame, I do not care. But when I draw
>> diagram, it is very important to show all arrows. In following example
>> middle arow disappeared
>>
>> \documentclass{amsart}
>> \usepackage[cmtip,all]{xy}
>> \usepackage{framed}
>>
>> \begin{document}
>> \[
>> \xymatrix
>> {
>> V_1\ar[r]^{f_1}&V_2\ar[r]^{f_2}&...\ar[r]^{f_{n-1}}&V_n\\
>> D_1\ar[r]^{f_1}\ar[u]|-{*}&D_2\ar[r]^{g_2}\ar[u]|-{*}&...\ar[r]^{g_{n-
>> 1}}&D_
>> n\ar[u]|-{*}
>> }
>> \]
>>
>> \fbox{
>> (10.1.10)\ \ \ $f\circ(av)=(g\circ a)(f\circ v)$ } \fbox{ (10.1.6)\ \
>> \ $g\circ(a+b)=g\circ a+g\circ b$ } \end{document}
>>
>> Here also vertical line before second frame disappears.
>>
>> Thank you
>> Aleks Kleyn
>>
>>
>>
>