From 898eaa415c6968d735ed82b64a3531bb98b52327 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Uwe=20St=C3=B6hr?= <uwestoehr@web.de>
Date: Thu, 16 Apr 2009 22:07:33 +0000
Subject: [PATCH] Math.lyx: update documentation for \cfrac

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@29267 a592a061-630c-0410-9148-cb99ea01b6c8
---
 lib/doc/Math.lyx    | 165 +++++++++++++++++++++++++++------------
 lib/doc/de/Math.lyx | 175 +++++++++++++++++++++++++++--------------
 lib/doc/es/Math.lyx | 182 ++++++++++++++++++++++++++++++-------------
 lib/doc/fr/Math.lyx | 186 +++++++++++++++++++++++++++++++-------------
 4 files changed, 488 insertions(+), 220 deletions(-)

diff --git a/lib/doc/Math.lyx b/lib/doc/Math.lyx
index 41828d2b75..808a07a020 100644
--- a/lib/doc/Math.lyx
+++ b/lib/doc/Math.lyx
@@ -2063,29 +2063,62 @@ The command for the example above is:
 \series bold
 
 \backslash
-cfrac{A
-\begin_inset Formula $\to$
-\end_inset
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
 
 
 \backslash
-{B+
+spce 
+\end_layout
+
+\end_inset
+
+A
+\begin_inset Formula $\downarrow$
+\end_inset
+
+B+
 \backslash
-cfrac{C+
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
 \backslash
-cfrac{E
-\begin_inset Formula $\to$
+spce 
+\end_layout
+
 \end_inset
 
+C+
+\backslash
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
 
 \backslash
-{F
-\begin_inset Formula $\to\to$
+spce 
+\end_layout
+
 \end_inset
 
+E
+\begin_inset Formula $\downarrow$
+\end_inset
 
-\backslash
-{D
+F
+\begin_inset Formula $\downarrow$
+\end_inset
+
+D
 \end_layout
 
 \begin_layout Standard
@@ -2104,63 +2137,79 @@ cfrac
 \series default
  sets the fraction always in the size of a displayed formula, also when
  it is part of another fraction.
+\end_layout
+
+\begin_layout Standard
+It is possible to specify the alignment of the numerator.
+ The command 
+\series bold
+
+\backslash
+cfracleft
+\series default
+ is used to left align it, the command 
+\series bold
+
+\backslash
+cfracright
+\series default
+ to right-align it.
  
 \series bold
 
 \backslash
 cfrac
 \series default
- has the following command scheme:
+ centers the numerator.
+ These fractions demonstrate the different alignments:
 \end_layout
 
 \begin_layout Standard
+\begin_inset Formula $\cfrac[l]{A}{B+C}$
+\end_inset
+
+, 
+\begin_inset Formula $\cfrac{A}{B+C}$
+\end_inset
+
+, 
+\begin_inset Formula $\cfrac[r]{A}{B+C}$
+\end_inset
 
-\series bold
 
-\backslash
-cfrac[numerator position]{numerator}{denominator}
 \end_layout
 
 \begin_layout Standard
-The numerator position can be 
-\emph on
-l
-\emph default
- , 
-\emph on
-c
-\emph default
-, or 
-\emph on
-r
-\emph default
- .
- l or r aligns the numerator to the left or right, resp.
-\begin_inset space ~
-\end_inset
+\begin_inset Note Greyedout
+status open
 
-with the fraction stroke.
- When 
-\emph on
-c
-\emph default
- or no position is given, the numerator appears centered.
- These fractions demonstrate the different alignments:
-\begin_inset Newline newline
-\end_inset
+\begin_layout Plain Layout
 
+\series bold
+Note:
+\series default
+ 
+\series bold
 
+\backslash
+cfracleft
+\series default
+ and 
 \series bold
 
-\begin_inset Formula $\cfrac[l]{A}{B+C}$
-\end_inset
+\backslash
+cfracright
+\series default
+ are no real LaTeX commands but represent the command 
+\series bold
 
-, 
-\begin_inset Formula $\cfrac{A}{B+C}$
-\end_inset
+\backslash
+cfrac[alignment]{numerator}{denominator}
+\series default
+ .
+ Therefore you cannot use them in TeX code.
+\end_layout
 
-, 
-\begin_inset Formula $\cfrac[r]{A}{B+C}$
 \end_inset
 
 
@@ -2248,10 +2297,18 @@ unitfracthree
 \end_inset
 
 
-\begin_inset Newline newline
-\end_inset
+\end_layout
 
-Note that 
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Note:
+\series default
+ 
 \series bold
 
 \backslash
@@ -2267,7 +2324,13 @@ unitfracthree
 \backslash
 unitfrac[number]{numerator}{denominator}
 \series default
-, therefore you cannot use it in TeX code.
+ .
+ Therefore you cannot use it in TeX code.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
diff --git a/lib/doc/de/Math.lyx b/lib/doc/de/Math.lyx
index 0fb7959c67..96b59ca0ff 100644
--- a/lib/doc/de/Math.lyx
+++ b/lib/doc/de/Math.lyx
@@ -2029,29 +2029,62 @@ Der Befehl für obiges Beispiel lautet:
 \series bold
 
 \backslash
-cfrac{A
-\begin_inset Formula $\to$
-\end_inset
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
 
 
 \backslash
-{B+
+leer 
+\end_layout
+
+\end_inset
+
+A
+\begin_inset Formula $\downarrow$
+\end_inset
+
+B+
 \backslash
-cfrac{C+
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
 \backslash
-cfrac{E
-\begin_inset Formula $\to$
+leer 
+\end_layout
+
 \end_inset
 
+C+
+\backslash
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
 
 \backslash
-{F
-\begin_inset Formula $\to\to$
+leer 
+\end_layout
+
 \end_inset
 
+E
+\begin_inset Formula $\downarrow$
+\end_inset
 
-\backslash
-{D
+F
+\begin_inset Formula $\downarrow$
+\end_inset
+
+D
 \end_layout
 
 \begin_layout Standard
@@ -2070,62 +2103,36 @@ cfrac
 \series default
  bewirkt, dass der Bruch immer in der Größe einer abgesetzten Formel erscheint,
  auch wenn er selbst Teil eines Bruches ist.
- 
+\end_layout
+
+\begin_layout Standard
+Es ist möglich die Ausrichtung des Zählers einzustellen.
+ Der Befehl 
 \series bold
 
 \backslash
-cfrac
+cfracleft
 \series default
- besitzt folgendes Befehlsschema:
-\end_layout
-
-\begin_layout Standard
+ richtet ihn links, der Befehl 
+\series bold
 
+\backslash
+cfracright
+\series default
+ rechts aus.
+ 
 \series bold
 
 \backslash
-cfrac[Zählerposition]{Zähler}{Nenner}
+cfrac
+\series default
+ zentriert den Zähler.
+ Diese Brüche demonstrieren die verschiedenen Ausrichtungen:
 \end_layout
 
 \begin_layout Standard
-Zählerposition kann 
-\emph on
-l
-\emph default
- , 
-\emph on
-c
-\emph default
- oder 
-\emph on
-r
-\emph default
- sein.
- Bei 
-\emph on
-l
-\emph default
- oder 
-\emph on
-r
-\emph default
- wird der Zähler links- bzw.
-\begin_inset space ~
-\end_inset
-
-rechtsbündig am Bruchstrich ausgerichtet.
- Wird 
-\emph on
-c
-\emph default
- oder keine Position angegeben, erscheint der Zähler wie gewohnt mittig.
- Diese Brüche demonstrieren die verschiedenen Ausrichtungen:
-\begin_inset Newline newline
-\end_inset
-
 
 \series bold
-
 \begin_inset Formula $\cfrac[l]{A}{B+C}$
 \end_inset
 
@@ -2138,6 +2145,42 @@ c
 \end_inset
 
 
+\end_layout
+
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Achtung:
+\series default
+ 
+\series bold
+
+\backslash
+cfracleft
+\series default
+ und
+\series bold
+ 
+\backslash
+cfracright
+\series default
+ sind keine echten LaTeX-Befehle, sondern stellen den Befehl 
+\series bold
+
+\backslash
+cfrac[Ausrichtung]{Zähler}{Nenner}
+\series default
+ dar.
+ Daher kann man sie nicht im TeX-Code benutzen.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
@@ -2222,16 +2265,24 @@ unitfracthree
 \end_inset
 
 
-\begin_inset Newline newline
-\end_inset
+\end_layout
+
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
 
-Zu beachten ist, dass 
+\series bold
+Achtung:
+\series default
+ 
 \series bold
 
 \backslash
 unitfracthree
 \series default
- kein echter LaTeX-Befehl, sondern der Befehl
+ ist kein echter LaTeX-Befehl, sondern der Befehl
 \begin_inset Newline newline
 \end_inset
 
@@ -2241,7 +2292,13 @@ unitfracthree
 \backslash
 unitfrac[Zahl]{Zähler}{Nenner}
 \series default
- ist, daher kann man ihn nicht im TeX-Code benutzen.
+ .
+ Daher kann man ihn nicht im TeX-Code benutzen.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
diff --git a/lib/doc/es/Math.lyx b/lib/doc/es/Math.lyx
index 2b3d0541bd..551380ff27 100644
--- a/lib/doc/es/Math.lyx
+++ b/lib/doc/es/Math.lyx
@@ -2026,29 +2026,62 @@ El comando para el ejemplo de arriba es:
 \series bold
 
 \backslash
-cfrac{A
-\begin_inset Formula $\to$
-\end_inset
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
 
 
 \backslash
-{B+
+spce 
+\end_layout
+
+\end_inset
+
+A
+\begin_inset Formula $\downarrow$
+\end_inset
+
+B+
 \backslash
-cfrac{C+
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
 \backslash
-cfrac{E
-\begin_inset Formula $\to$
+spce 
+\end_layout
+
 \end_inset
 
+C+
+\backslash
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
 
 \backslash
-{F
-\begin_inset Formula $\to\to$
+spce 
+\end_layout
+
 \end_inset
 
+E
+\begin_inset Formula $\downarrow$
+\end_inset
 
-\backslash
-{D
+F
+\begin_inset Formula $\downarrow$
+\end_inset
+
+D
 \end_layout
 
 \begin_layout Standard
@@ -2067,58 +2100,38 @@ cfrac
 \series default
  compone la fracción siempre en el tamaño del estilo presentación, también
  cuando es parte de otra fracción.
- 
-\series bold
-
-\backslash
-cfrac
-\series default
- tiene el siguiente esquema de comando:
 \end_layout
 
 \begin_layout Standard
 
+\lang english
+It is possible to specify the alignment of the numerator.
+ The command 
 \series bold
 
 \backslash
-cfrac[posición del numerador]{numerador}{denominador}
-\end_layout
+cfracleft
+\series default
+ is used to left align it, the command 
+\series bold
 
-\begin_layout Standard
-La posición del numerador puede ser 
-\emph on
-l
-\emph default
-, 
-\emph on
-c
-\emph default
- o 
-\emph on
-r
-\emph default
- .
+\backslash
+cfracright
+\series default
+ to right-align it.
  
-\emph on
-l
-\emph default
- o 
-\emph on
-r
-\emph default
- alinean el numerador a la izquierda o a la derecha, respectivamente, de
- la raya de fracción.
- Si se pone 
-\emph on
-c
-\emph default
- o no se especifica posición, el numerador aparece centrado.
+\series bold
+
+\backslash
+cfrac
+\series default
+ centers the numerator.
+
+\lang spanish
  Estas fracciones muestran las distintas alineaciones:
 \end_layout
 
 \begin_layout Standard
-\noindent
-\align center
 \begin_inset Formula $\cfrac[l]{A}{B+C}$
 \end_inset
 
@@ -2130,7 +2143,52 @@ c
 \begin_inset Formula $\cfrac[r]{A}{B+C}$
 \end_inset
 
+
+\end_layout
+
+\begin_layout Standard
+\noindent
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Nota
+\series default
+: 
+\series bold
+
+\backslash
+cfracleft
+\series default
+ y
+\series bold
  
+\backslash
+cfracright
+\series default
+ 
+\lang english
+are no real LaTeX commands but represent the command
+\lang spanish
+ 
+\series bold
+
+\backslash
+cfrac[posición del numerador]{numerador}{denominador}
+\series default
+ .
+ 
+\lang english
+Therefore you cannot use them 
+\lang spanish
+en código TeX.
+\end_layout
+
+\end_inset
+
+
 \begin_inset VSpace medskip
 \end_inset
 
@@ -2194,10 +2252,18 @@ unitfracthree
 \end_inset
 
 
-\begin_inset Newline newline
-\end_inset
+\end_layout
 
-Ten en cuenta que 
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Nota
+\series default
+: 
 \series bold
 
 \backslash
@@ -2213,7 +2279,13 @@ unitfracthree
 \backslash
 unitfrac[número]{numerador}{denominador}
 \series default
-, por tanto no puedes usarlo en código TeX.
+ .
+ Por tanto no puedes usarlo en código TeX.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
@@ -6205,7 +6277,7 @@ rfloor
 
 \begin_layout Standard
 \begin_inset Note Greyedout
-status collapsed
+status open
 
 \begin_layout Plain Layout
 
diff --git a/lib/doc/fr/Math.lyx b/lib/doc/fr/Math.lyx
index ec7d0aa7c5..f1082de662 100644
--- a/lib/doc/fr/Math.lyx
+++ b/lib/doc/fr/Math.lyx
@@ -1964,30 +1964,65 @@ La commande pour l'exemple précédent est:
 
 \begin_layout Standard
 
+\series bold
+
 \backslash
-cfrac{A
-\begin_inset Formula $\to$
-\end_inset
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
 
 
 \backslash
-{B+
+spce 
+\end_layout
+
+\end_inset
+
+A
+\begin_inset Formula $\downarrow$
+\end_inset
+
+B+
 \backslash
-cfrac{C+
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
+
 \backslash
-cfrac{E
-\begin_inset Formula $\to$
+spce 
+\end_layout
+
 \end_inset
 
+C+
+\backslash
+cfrac
+\begin_inset ERT
+status collapsed
+
+\begin_layout Plain Layout
+
 
 \backslash
-{F
-\begin_inset Formula $\to\to$
+spce 
+\end_layout
+
 \end_inset
 
+E
+\begin_inset Formula $\downarrow$
+\end_inset
 
-\backslash
-{D
+F
+\begin_inset Formula $\downarrow$
+\end_inset
+
+D
 \end_layout
 
 \begin_layout Standard
@@ -2006,51 +2041,40 @@ cfrac
 \series default
  met toujours la fraction dans la taille d'une formule hors ligne, même
  si elle est une partie d'une autre fraction.
- La commande
-\series bold
- 
-\backslash
-cfrac
-\series default
- a la syntaxe suivante:
 \end_layout
 
 \begin_layout Standard
 
+\lang english
+It is possible to specify the alignment of the numerator.
+ The command 
 \series bold
 
 \backslash
-cfrac[position du numérateur]{numérateur}{dénominateur}
-\end_layout
+cfracleft
+\series default
+ is used to left align it, the command 
+\series bold
 
-\begin_layout Standard
-La position du numérateur peut être 
-\emph on
-l
-\emph default
- , 
-\emph on
-c
-\emph default
-, ou 
-\emph on
-r
-\emph default
- .
- l ou r aligne le numérateur respectivement à gauche ou à droite par rapport
- à la barre de fraction.
- Quand on met 
-\emph on
-c 
-\emph default
-ou rien, le numérateur apparaît centré.
+\backslash
+cfracright
+\series default
+ to right-align it.
+ 
+\series bold
+
+\backslash
+cfrac
+\series default
+ centers the numerator.
+
+\lang french
  Les fractions qui suivent illustrent les différents alignements:
-\begin_inset Newline newline
-\end_inset
+\end_layout
 
+\begin_layout Standard
 
 \series bold
-
 \begin_inset Formula $\cfrac[l]{A}{B+C}$
 \end_inset
 
@@ -2063,6 +2087,44 @@ ou rien, le numérateur apparaît centré.
 \end_inset
 
 
+\end_layout
+
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Notez:
+\series default
+ 
+\series bold
+
+\backslash
+cfracleft
+\series default
+ et 
+\series bold
+cfracright
+\series default
+ ne sont pas des commandes LaTeX réelle, mais représentent la commande 
+\series bold
+
+\backslash
+cfrac[alignement]{numérateur}{dénominateur}
+\series default
+ .
+
+\series bold
+ 
+\series default
+Vous ne pouvez donc pas les utiliser en code TeX.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
@@ -2143,31 +2205,45 @@ unitfrac
 \backslash
 unitfracthree
 \series default
- qui permet d'écrire une fraction en combinaison avec un nombre:
-\begin_inset Newline newline
+ qui permet d'écrire une fraction en combinaison avec un nombre: 
+\begin_inset Formula $\unitfrac[2]{1}{3}$
 \end_inset
 
-Notez que 
+
+\end_layout
+
+\begin_layout Standard
+\begin_inset Note Greyedout
+status open
+
+\begin_layout Plain Layout
+
+\series bold
+Notez:
+\series default
+ 
 \series bold
 
 \backslash
 unitfracthree
 \series default
- n'est pas une commande LaTeX réelle, mais c'est la commande
-\begin_inset Newline newline
-\end_inset
-
-
+ n'est pas une commande LaTeX réelle, mais c'est la commande 
 \series bold
 
 \backslash
 unitfrac[nombre]{numérateur}{dénominateur}
 \series default
-,
+ .
+
 \series bold
  
 \series default
-vous ne pouvez donc pas l'utiliser en code TeX.
+Vous ne pouvez donc pas l'utiliser en code TeX.
+\end_layout
+
+\end_inset
+
+
 \end_layout
 
 \begin_layout Standard
@@ -6137,7 +6213,7 @@ status open
 \begin_layout Plain Layout
 
 \series bold
-Note:
+Notez:
 \series default
  En mode TeX, on doit utiliser la commande 
 \series bold
-- 
2.39.2