Herbert Voss wrote:
> Osvaldo Fornaro wrote:
> >
> > "Jean-Pierre.Chretien" wrote:
> >
> > > >>\dot{\vec{r}} is first derivation of vector r
> > > >>\ddot{r} is second derivation of r
> > >
> > > Sure, but without ERT:
> > > M-m . r
> > > M-m " r
> > > should do it...
> > >
> > > --
> > >
Osvaldo Fornaro wrote:
>
> "Jean-Pierre.Chretien" wrote:
>
> > >>\dot{\vec{r}} is first derivation of vector r
> > >>\ddot{r} is second derivation of r
> >
> > Sure, but without ERT:
> > M-m . r
> > M-m " r
> > should do it...
> >
> > --
> > Jean-Pierre
>
> Thank you for your reply, both
"Jean-Pierre.Chretien" wrote:
> >>Date: Tue, 28 Mar 2000 15:14:22 +
> >>From: Herbert Voss <[EMAIL PROTECTED]>
> >>To: Osvaldo Fornaro <[EMAIL PROTECTED]>
> >>CC: Lyx User Mailing List <[EMAIL PROTECTED]>
> >>Subject:
>>Date: Tue, 28 Mar 2000 15:14:22 +
>>From: Herbert Voss <[EMAIL PROTECTED]>
>>To: Osvaldo Fornaro <[EMAIL PROTECTED]>
>>CC: Lyx User Mailing List <[EMAIL PROTECTED]>
>>Subject: Re: postion, velocity and aceleration ...
>>
>>Osvald
Osvaldo Fornaro wrote:
>
> Hi,
>
> I need to write r , r dot (r with a dot above it) and r dot dot (r with
> a double dot above it) representing a first and a second derivate of a
> vector in math mode.
in texmode
\dot{\vec{r}} is first derivation of vector r
\ddot{r} is second derivati
Hi,
I need to write r , r dot (r with a dot above it) and r dot dot (r with
a double dot above it) representing a first and a second derivate of a
vector in math mode.
How is it possible to obtain this?
Thanks in advance,
Osvaldo Fornaro
Univ. Nac. del Centro
Argentina
