Re: [NTG-context] Typesetting chemical reaction equations

2006-01-27 Thread Hans Hagen
Ville Voipio wrote:
 I would need to typeset some rather simple reaction equations. I do not 
 need the structural capabilities of PPCHTeX, just something simpler. The 
 thing I am writing has something to do with physical chemistry, so I 
 need mathematical equations, as well.

 Of course, the natural way to do this:

 \placeformula
 \startformula
\rm
NH_3(g) + H^+(aq.) + Cl^-(aq.) \rightarrow NH_4^+(aq.) + Cl^-(aq.)
 \stopformula

 This gives rather pleasant-looking results. However, is this the right 
 (i.e. kosher) way of doing things, or do I run into trouble at some 
 later point with this? What are you chemists using?

 And how do I switch off the equation numbering for the chemical 
 reactions (I'd like to have the mathematical formulae still numbered)?
   
\usemodule[chemic]

\placeformula[-]
\startformula
   \chemical{NH_3(g),+,H^+(aq.),+,Cl^-(aq.),-,NH_4^+(aq.),+,Cl^-(aq.)}
\stopformula


-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-

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Re: [NTG-context] Typesetting chemical reaction equations

2006-01-27 Thread Ville Voipio
 And how do I switch off the equation numbering for the chemical 
 reactions (I'd like to have the mathematical formulae still numbered)?

Stupid me. Just by leaving the \placeformula out. (Maybe I should go and 
get something to eat, my brain seems to be in some sort of energy-saving 
mode.)

By the way, is there a simple way to have two separate numbering 
schemes? If I wanted to have chemical formulae numbered with 1,2,3,4... 
and maths with i, ii, iii, iv, ... , how should I do it? It must be 
documented with \placeformula, but is \placeformula documented anywhere 
apart from the code itself? (Yes, I am lazy.)

- Ville
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Re: [NTG-context] Typesetting chemical reaction equations

2006-01-27 Thread Ville Voipio
 \usemodule[chemic]
 
 \placeformula[-]
 \startformula
\chemical{NH_3(g),+,H^+(aq.),+,Cl^-(aq.),-,NH_4^+(aq.),+,Cl^-(aq.)}
 \stopformula

Dank u!

- Ville
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Re: [NTG-context] Typesetting chemical reaction equations

2006-01-27 Thread Hans Hagen
Ville Voipio wrote:
 And how do I switch off the equation numbering for the chemical 
 reactions (I'd like to have the mathematical formulae still numbered)?
 

 Stupid me. Just by leaving the \placeformula out. (Maybe I should go and 
 get something to eat, my brain seems to be in some sort of energy-saving 
 mode.)

 By the way, is there a simple way to have two separate numbering 
 schemes? If I wanted to have chemical formulae numbered with 1,2,3,4... 
 and maths with i, ii, iii, iv, ... , how should I do it? It must be 
 documented with \placeformula, but is \placeformula documented anywhere 
 apart from the code itself? (Yes, I am lazy.)
   
well, i can make a \defineformulaplacement; remind me 

Hans 

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-

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Re: [NTG-context] Typesetting chemical reaction equations

2006-01-27 Thread Hans Hagen
Ville Voipio wrote:
 \usemodule[chemic]

 \placeformula[-]
 \startformula
\chemical{NH_3(g),+,H^+(aq.),+,Cl^-(aq.),-,NH_4^+(aq.),+,Cl^-(aq.)}
 \stopformula
 

 Dank u!
   
Graag gedaan 

btw, this is documented in the ppchtex manual

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
 tel: 038 477 53 69 | fax: 038 477 53 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-

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