Re: [Orgmode] $LR syntax in tables

[Stephan Schmitt]

Stephan wrote:
> Andrew wrote:
> > I'm afraid I can't quite wrap my head around this puzzle. I have a 
> > little table:
> >
> > | Budget       |  640 | 640 |
> > | Some expense | -165 | 475 |
> >   #+TBLFM: $3=$LR3+$2
> >
> > So col C is supposed to add the previous line's col C to the current
> > line's col B.
> >
> > However, it seems that $LR3 is referring to the _subsequent_ line not
> > the previous one. Is there a bug or just my misunderstanding?
> >
> > Thanks.
>
> Hi Andrew,
>
> what you need is this:
>
> |              |      |   0 |
> | Budget       |  640 | 640 |
> | Some expense | -165 | 475 |
> #+TBLFM: address@hidden::@1$3=0
>
> the LR-reference is for the last, that is, the bottom row.
>
> You need the first row and the field formula for C1 in order to 
> initialize the cumulative sum properly.
>
> hth,
>     Stephan

p.s.
another solution would be:

| Budget       |  640 |  640 |
| Some expense | -165 | -165 |
#+TBLFM: address@hidden::@address@hidden

Greetings,
        Stephan