summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex
diff options
context:
space:
mode:
Diffstat (limited to 'Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex')
-rw-r--r--Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex19
1 files changed, 15 insertions, 4 deletions
diff --git a/Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex b/Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex
index 1266b358f6c..36ff900a1fa 100644
--- a/Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex
+++ b/Master/texmf-dist/doc/latex/chemmacros/chemformula_en.tex
@@ -311,6 +311,12 @@ then \chemmacros\ will not be loaded. The \chemmacros\ package, however,
the new command is already defined.
\end{itemize}
+\subsection{Version 4.4}
+\begin{itemize}
+ \item A single dash \code{-} in \cs{ch} is now treated as a minus sign.
+ This is consistent with the behaviour of a \code{+}.
+\end{itemize}
+
\section{Licence and Requirements}
\license
@@ -882,9 +888,13 @@ There are some \enquote{special type} input groups.
The first kind are groups which consist of only one token, namely of the
following ones:
\begin{commands}
- \command{ch}[\marg{ + } \ch{ + }]
+ \command{ch}[\Marg{ + } \ch{ + }]
Creates the plus sign between compounds with space around it:\\
\cs{ch}\Marg{2 Na + Cl2} \ch{2 Na + Cl2}
+ \command{ch}[\Marg{ - } \ch{ - }]
+ \sinceversion{4.3a}Creates the minus sign between compounds with space
+ around it:\\
+ \cs{ch}\Marg{M - H} \ch{M - H}
\command{ch}[\Marg{ v } \ch{ v }]
Sign for precipitate: \cs{ch}\Marg{BaSO4 v} \ch{BaSO4 v}
\command{ch}[\Marg{ \textasciicircum\ } \ch{ ^ }]
@@ -893,13 +903,14 @@ following ones:
\end{commands}
\footnotetext{Is this the correct English term? Please correct me if it isn't.}
-The space left and right of the plus sign can be set with this option:
+The space left and right of the plus and the minus sign can be set with this
+option:
\begin{options}
\keyval{plus-space}{skip}\Default{.3em plus .1em minus .1em}
A rubber length.
\keyval{plus-penalty}{num}\Default{700}
- \sinceversion{4.0a}The penalty that is inserted after the plus sign for
- (dis-)allowing line breaks.
+ \sinceversion{4.0a}The penalty that is inserted after the plus and the
+ minus sign for (dis-)allowing line breaks.
\end{options}
\begin{example}[side-by-side]
\ch{A + B}\par