Re: Table rows and ranges as LHS of formulas

[Carsten Dominik <carsten.dominik@gmail.com>]

On 3.3.2011, at 00:09, Christian Moe wrote:

> Hi, Carsten,
> 
> Yes, it's really neat.
> 
> I just realized, though, that there *is* an equally clean way to generate such tables in OOo Calc (which the Org spreadsheet has all but replaced for my needs):
> 
> - Place 1 in cell B1. Drag across to get 1-10 in cells B1:K1.
> - Place 1 in cell A2. Drag down to get 1-10 in cells A2:A11.
> - In cell B2, type the formula =B1:K1*A2:A11. Do NOT press Enter, press Ctrl-Shift-Enter (or Cmd-Shift-Enter on Mac) to make it an "array formula" (it presents as {=B1:K1*A2:A11}).
> - Hey presto, the table is filled.

Indeed, this sounds equally compact.  Thanks!

- Carsten

> 
> Yours,
> Christian
> 
> 
> On 3/2/11 6:31 PM, Carsten Dominik wrote:
>> Hi Christian,
>> 
>> thanks for the great example!  I guess this is really something
>> Org has over other spreadsheets.  No copy-and-paste-with-modification,
> > just a single formula.
>> 
>> - Carsten
>> 
>> On 2.3.2011, at 17:11, Christian Moe wrote:
>> 
>>> Hi,
>>> 
>>> Row formulas are great! I've missed this, but learned to work around it, since I I just assumed that if you hadn't already done it, it was not a reasonable thing to ask for.
>>> 
>>> Testing... So now we can simply do e.g.:
>>> 
>>> #+CAPTION: A multiplication table
>>> |    | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
>>> |----+---+---+---+---+---+---+---+---+---+----|
>>> |  1 |   |   |   |   |   |   |   |   |   |    |
>>> |  2 |   |   |   |   |   |   |   |   |   |    |
>>> |  3 |   |   |   |   |   |   |   |   |   |    |
>>> |  4 |   |   |   |   |   |   |   |   |   |    |
>>> |  5 |   |   |   |   |   |   |   |   |   |    |
>>> |  6 |   |   |   |   |   |   |   |   |   |    |
>>> |  7 |   |   |   |   |   |   |   |   |   |    |
>>> |  8 |   |   |   |   |   |   |   |   |   |    |
>>> |  9 |   |   |   |   |   |   |   |   |   |    |
>>> | 10 |   |   |   |   |   |   |   |   |   |    |
>>> #+TBLFM: @2$2..@11$11=@1*$1
>>> 
>>> C-c C-c...and hey presto:
>>> 
>>> #+CAPTION: A multiplication table
>>> |    |  1 |  2 |  3 |  4 |  5 |  6 |  7 |  8 |  9 |  10 |
>>> |----+----+----+----+----+----+----+----+----+----+-----|
>>> |  1 |  1 |  2 |  3 |  4 |  5 |  6 |  7 |  8 |  9 |  10 |
>>> |  2 |  2 |  4 |  6 |  8 | 10 | 12 | 14 | 16 | 18 |  20 |
>>> |  3 |  3 |  6 |  9 | 12 | 15 | 18 | 21 | 24 | 27 |  30 |
>>> |  4 |  4 |  8 | 12 | 16 | 20 | 24 | 28 | 32 | 36 |  40 |
>>> |  5 |  5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 |  50 |
>>> |  6 |  6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 |  60 |
>>> |  7 |  7 | 14 | 21 | 28 | 35 | 42 | 49 | 56 | 63 |  70 |
>>> |  8 |  8 | 16 | 24 | 32 | 40 | 48 | 56 | 64 | 72 |  80 |
>>> |  9 |  9 | 18 | 27 | 36 | 45 | 54 | 63 | 72 | 81 |  90 |
>>> | 10 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
>>> #+TBLFM: @2$2..@11$11=@1*$1
>>> 
>>> 
>>> Yours,
>>> Christian
>>> 
>>> On 3/1/11 3:28 PM, Carsten Dominik wrote:
>>>> Hi everyone,
>>>> 
>>>> A frequently requested feature for tables has been to
>>>> be able to define row formulas in a way similar to column
>>>> formulas.  The patch below allows things like
>>>> 
>>>>    @3=
>>>>    @2$2..@5$7=
>>>>    @I$2..@II$4=
>>>> 
>>>> as the left hand side for table formulas in order to
>>>> write a formula that is valid for an entire column or
>>>> for a rectangular section in a table.
>>>> 
>>>> Note that in contrast to column formulas, @3= will not
>>>> automatically skip a "header column" or field formulas in the
>>>> same row.  In fact, making both a range formula and a field
>>>> point to the same field is forbidden and throws an error.
>>>> So to have a formula apply to all but the first column, use
>>>> something like this:
>>>> 
>>>>     @3$2..@3$8=....
>>>> 
>>>> Testing is welcome, but I am confident that this works
>>>> pretty well.
>>>> 
>>>> Bastien, please let me know if you want to have this integrated
>>>> before the release, then I will do so.
>>>> 
>>>> 
>>>> 
>>>> 
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>>> 
>> 
>> 
> 


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