Re: [Orgmode] Problem with table sums

2010-03-01 Thread Carsten Dominik


On Mar 1, 2010, at 1:37 AM, Dan Davison wrote:


Carsten Dominik carsten.domi...@gmail.com writes:


:-)  I should have known.  These days, babel is the answer to most
questions ... :-)


Well, that wasn't the conclusion I meant to be drawn -- I thought the
pure org solution was best here! (at least for simple summation)


Well, yes.  But the pure Org-solution is not predictable.  If you turn  
on formula debugging,  you see that Org computes this:


inline: pastedGraphic.tiff



If the name of a field would read as 222GestionDuProjet (which is  
not a valid name, yes), the effect of the N switch you added would  
convert this field into not 0, but 222.

Furthermore, if the function had not been vsum, but vprod, the result
would always be 0 because the names are turned into zeros.

Using org-babel (or, if you like, emacs-lisp formulas) can try to
throw out these names in the correct way.

Really, what should happen is that Org should ignore ^ and _ lines  
when interpreting the formulas - but that is unfortunately neither  
implemented,

not easy to do (I think...)

- Carsten



Dan



- Carste

On Feb 24, 2010, at 4:40 PM, Dan Davison wrote:


Carsten Dominik carsten.domi...@gmail.com writes:


On Feb 23, 2010, at 11:08 PM, Sébastien Vauban wrote:

[...]

Though, I need to re-use some of the intermediate computations for
another
summary table. Therefore, I add names to some cells:

#+TBLNAME: etape1
|   | Étape 1   | p.j | EUR HTVA|
|---+---+-+-|
|   | Prestations   | 100 | 4.00|
| ^ |   | pj  | Prestations |
|   | Frais annexes | | 1280.00 |
| ^ |   | | FraisAnnexes|
|   | Gestion du projet | | 3200.00 |
| ^ |   | | GestionDuProjet |
|   | Licence   | | 8000.00 |
| ^ |   | | Licence |
|---+---+-+-|
|   | Total | | 4.00|
| ^ |   | | Total   |
#+TBLFM: @2...@2$3*400.00;%.2f::@4...@2$4*0.08*0.40;%.
2f::@6...@2$4*0.08;%.2f::@8...@2$4*0.20;%.2f::@10$4=vsum(@-...@- 
II);

%.2f

Now, the total is wrong: it's the value of the first cell...  
Like if

the `^'
prefix was simply dropped... and total limited to the first real
figure.

Any reason for this phenomenon?  Or workaround (other than
describing every
cell to be summed)?


Well, the reason is that the parser probably stops at the first  
text

when summing, it tries to add Prestations.

I am afraid there is not good work-around for this.


Hi Seb,

Well, I was going to suggest using org-babel. After playing around
for a
while, I ended up reading the org manual on table formulas and  
coming

back to a pure org solution.

My simplest solution is almost straight out of the manual (which  
makes

me worry that I've missed the point of the question?):

#+TBLFM:@10$4='(apply '+ '(@-...@-ii));N

But seeing as I've got them, I may as well post my org-babel
solutions.

Here's the first set of org-babel solutions, which are just like the
first solution, but use blocks to do the computation:

#+TBLFM:@10$4='(sbe my-sum-LANG (n (@-...@-ii)));N

where LANG is whatever language you want to compute the sum in:

#+function: my-sum-elisp(n)
#+begin_src emacs-lisp
(apply '+ n)
#+end_src

#+function: my-sum-R(n)
#+begin_src R
sum(n)
#+end_src

#+function: my-sum-python(n)
#+begin_src python
return sum(n)
#+end_src


The second set of org-babel solutions use org-babel to do the table
indexing. This was before I realised that I could use the @-...@-ii
and
;N syntax in conjunction with the org-babel sbe macro. So these ones
have to deal with separating the numeric entries from the character
strings.

#+TBLFM:@10$4='(sbe my-tab-sum-LANG);%.2f

#+function: my-tab-sum-elisp
#+begin_src emacs-lisp :var tab=etape1[2:9,3]
(apply '+ (remq nil (mapcar (lambda (row) (if (numberp (car row))
(car row))) tab)))
#+end_src

#+function: my-tab-sum-R
#+begin_src R :var tab=etape1[2:9,3]
sum(as.numeric(tab[[1]]), na.rm=TRUE)
#+end_src

#+function: my-tab-sum-python
#+begin_src python :var tab=etape1[2:9,3]
flatten = lambda(lizt): sum(lizt, [])
return sum(filter(lambda x: isinstance(x, float), flatten(tab)))
#+end_src


Dan




- Carsten



Best regards,
Seb

--
Sébastien Vauban



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- Carsten





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- Carsten





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Re: [Orgmode] Problem with table sums

2010-02-28 Thread Dan Davison
Carsten Dominik carsten.domi...@gmail.com writes:

 :-)  I should have known.  These days, babel is the answer to most
 questions ... :-)

Well, that wasn't the conclusion I meant to be drawn -- I thought the
pure org solution was best here! (at least for simple summation)

Dan


 - Carste

 On Feb 24, 2010, at 4:40 PM, Dan Davison wrote:

 Carsten Dominik carsten.domi...@gmail.com writes:

 On Feb 23, 2010, at 11:08 PM, Sébastien Vauban wrote:
 [...]
 Though, I need to re-use some of the intermediate computations for
 another
 summary table. Therefore, I add names to some cells:

  #+TBLNAME: etape1
  |   | Étape 1   | p.j | EUR HTVA|
  |---+---+-+-|
  |   | Prestations   | 100 | 4.00|
  | ^ |   | pj  | Prestations |
  |   | Frais annexes | | 1280.00 |
  | ^ |   | | FraisAnnexes|
  |   | Gestion du projet | | 3200.00 |
  | ^ |   | | GestionDuProjet |
  |   | Licence   | | 8000.00 |
  | ^ |   | | Licence |
  |---+---+-+-|
  |   | Total | | 4.00|
  | ^ |   | | Total   |
  #+TBLFM: @2...@2$3*400.00;%.2f::@4...@2$4*0.08*0.40;%.
 2f::@6...@2$4*0.08;%.2f::@8...@2$4*0.20;%.2f::@10$4=vsum(@-...@-ii);
 %.2f

 Now, the total is wrong: it's the value of the first cell... Like if
 the `^'
 prefix was simply dropped... and total limited to the first real
 figure.

 Any reason for this phenomenon?  Or workaround (other than
 describing every
 cell to be summed)?

 Well, the reason is that the parser probably stops at the first text
 when summing, it tries to add Prestations.

 I am afraid there is not good work-around for this.

 Hi Seb,

 Well, I was going to suggest using org-babel. After playing around
 for a
 while, I ended up reading the org manual on table formulas and coming
 back to a pure org solution.

 My simplest solution is almost straight out of the manual (which makes
 me worry that I've missed the point of the question?):

 #+TBLFM:@10$4='(apply '+ '(@-...@-ii));N

 But seeing as I've got them, I may as well post my org-babel
 solutions.

 Here's the first set of org-babel solutions, which are just like the
 first solution, but use blocks to do the computation:

 #+TBLFM:@10$4='(sbe my-sum-LANG (n (@-...@-ii)));N

 where LANG is whatever language you want to compute the sum in:

 #+function: my-sum-elisp(n)
 #+begin_src emacs-lisp
 (apply '+ n)
 #+end_src

 #+function: my-sum-R(n)
 #+begin_src R
 sum(n)
 #+end_src

 #+function: my-sum-python(n)
 #+begin_src python
 return sum(n)
 #+end_src


 The second set of org-babel solutions use org-babel to do the table
 indexing. This was before I realised that I could use the @-...@-ii
 and
 ;N syntax in conjunction with the org-babel sbe macro. So these ones
 have to deal with separating the numeric entries from the character
 strings.

 #+TBLFM:@10$4='(sbe my-tab-sum-LANG);%.2f

 #+function: my-tab-sum-elisp
 #+begin_src emacs-lisp :var tab=etape1[2:9,3]
 (apply '+ (remq nil (mapcar (lambda (row) (if (numberp (car row))
 (car row))) tab)))
 #+end_src

 #+function: my-tab-sum-R
 #+begin_src R :var tab=etape1[2:9,3]
 sum(as.numeric(tab[[1]]), na.rm=TRUE)
 #+end_src

 #+function: my-tab-sum-python
 #+begin_src python :var tab=etape1[2:9,3]
 flatten = lambda(lizt): sum(lizt, [])
 return sum(filter(lambda x: isinstance(x, float), flatten(tab)))
 #+end_src


 Dan



 - Carsten


 Best regards,
 Seb

 --
 Sébastien Vauban



 ___
 Emacs-orgmode mailing list
 Please use `Reply All' to send replies to the list.
 Emacs-orgmode@gnu.org
 http://lists.gnu.org/mailman/listinfo/emacs-orgmode

 - Carsten





 ___
 Emacs-orgmode mailing list
 Please use `Reply All' to send replies to the list.
 Emacs-orgmode@gnu.org
 http://lists.gnu.org/mailman/listinfo/emacs-orgmode

 - Carsten





 ___
 Emacs-orgmode mailing list
 Please use `Reply All' to send replies to the list.
 Emacs-orgmode@gnu.org
 http://lists.gnu.org/mailman/listinfo/emacs-orgmode


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Re: [Orgmode] Problem with table sums

2010-02-25 Thread Carsten Dominik
:-)  I should have known.  These days, babel is the answer to most  
questions ... :-)


- Carste

On Feb 24, 2010, at 4:40 PM, Dan Davison wrote:


Carsten Dominik carsten.domi...@gmail.com writes:


On Feb 23, 2010, at 11:08 PM, Sébastien Vauban wrote:

[...]

Though, I need to re-use some of the intermediate computations for
another
summary table. Therefore, I add names to some cells:

 #+TBLNAME: etape1
 |   | Étape 1   | p.j | EUR HTVA|
 |---+---+-+-|
 |   | Prestations   | 100 | 4.00|
 | ^ |   | pj  | Prestations |
 |   | Frais annexes | | 1280.00 |
 | ^ |   | | FraisAnnexes|
 |   | Gestion du projet | | 3200.00 |
 | ^ |   | | GestionDuProjet |
 |   | Licence   | | 8000.00 |
 | ^ |   | | Licence |
 |---+---+-+-|
 |   | Total | | 4.00|
 | ^ |   | | Total   |
 #+TBLFM: @2...@2$3*400.00;%.2f::@4...@2$4*0.08*0.40;%.
2f::@6...@2$4*0.08;%.2f::@8...@2$4*0.20;%.2f::@10$4=vsum(@-...@-ii);
%.2f

Now, the total is wrong: it's the value of the first cell... Like if
the `^'
prefix was simply dropped... and total limited to the first real
figure.

Any reason for this phenomenon?  Or workaround (other than
describing every
cell to be summed)?


Well, the reason is that the parser probably stops at the first text
when summing, it tries to add Prestations.

I am afraid there is not good work-around for this.


Hi Seb,

Well, I was going to suggest using org-babel. After playing around  
for a

while, I ended up reading the org manual on table formulas and coming
back to a pure org solution.

My simplest solution is almost straight out of the manual (which makes
me worry that I've missed the point of the question?):

#+TBLFM:@10$4='(apply '+ '(@-...@-ii));N

But seeing as I've got them, I may as well post my org-babel  
solutions.


Here's the first set of org-babel solutions, which are just like the
first solution, but use blocks to do the computation:

#+TBLFM:@10$4='(sbe my-sum-LANG (n (@-...@-ii)));N

where LANG is whatever language you want to compute the sum in:

#+function: my-sum-elisp(n)
#+begin_src emacs-lisp
(apply '+ n)
#+end_src

#+function: my-sum-R(n)
#+begin_src R
sum(n)
#+end_src

#+function: my-sum-python(n)
#+begin_src python
return sum(n)
#+end_src


The second set of org-babel solutions use org-babel to do the table
indexing. This was before I realised that I could use the @-...@-ii  
and

;N syntax in conjunction with the org-babel sbe macro. So these ones
have to deal with separating the numeric entries from the character
strings.

#+TBLFM:@10$4='(sbe my-tab-sum-LANG);%.2f

#+function: my-tab-sum-elisp
#+begin_src emacs-lisp :var tab=etape1[2:9,3]
(apply '+ (remq nil (mapcar (lambda (row) (if (numberp (car row))  
(car row))) tab)))

#+end_src

#+function: my-tab-sum-R
#+begin_src R :var tab=etape1[2:9,3]
sum(as.numeric(tab[[1]]), na.rm=TRUE)
#+end_src

#+function: my-tab-sum-python
#+begin_src python :var tab=etape1[2:9,3]
flatten = lambda(lizt): sum(lizt, [])
return sum(filter(lambda x: isinstance(x, float), flatten(tab)))
#+end_src


Dan




- Carsten



Best regards,
Seb

--
Sébastien Vauban



___
Emacs-orgmode mailing list
Please use `Reply All' to send replies to the list.
Emacs-orgmode@gnu.org
http://lists.gnu.org/mailman/listinfo/emacs-orgmode


- Carsten





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Emacs-orgmode@gnu.org
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- Carsten





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