diff options
Diffstat (limited to 'Master/texmf-dist/source/latex/l3kernel/l3fp.dtx')
-rw-r--r-- | Master/texmf-dist/source/latex/l3kernel/l3fp.dtx | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx index f8983540573..a74b27f9006 100644 --- a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx +++ b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx @@ -49,7 +49,7 @@ % }^^A % } % -% \date{Released 2019-08-14} +% \date{Released 2019-08-25} % % \maketitle % @@ -1089,6 +1089,7 @@ % $x$~to $n$~places. If $n$~is an integer, this rounds~$x$ to a % multiple of~$10^{-n}$; if $n=+\infty$, this always yields~$x$; if % $n=-\infty$, this yields one of $\pm 0$, $\pm\infty$, or~\nan{}; if +% $n=\nan{}$, this yields \nan{}; if % $n$~is neither $\pm\infty$ nor an integer, then an \enquote{invalid % operation} exception is raised. When \meta{fpexpr_2} is omitted, % $n=0$, \emph{i.e.}, \meta{fpexpr_1} is rounded to an integer. The @@ -1096,7 +1097,7 @@ % \begin{itemize} % \item |round| yields the multiple of~$10^{-n}$ closest to~$x$, % with ties ($x$ half-way between two such multiples) rounded -% as follows. If $t$ is \texttt{nan} or not given the even +% as follows. If $t$ is \texttt{nan} (or not given) the even % multiple is chosen (\enquote{ties to even}), if $t=\pm 0$ the % multiple closest to $0$ is chosen (\enquote{ties to zero}), % if $t$ is positive/negative the multiple closest to $\infty$/$-\infty$ is chosen @@ -1370,9 +1371,10 @@ % \end{syntax} % Evaluates the \meta{floating point expression} as described for % \cs{fp_eval:n} and leaves the absolute value of the result in the -% input stream. If the argument is a tuple, \enquote{invalid -% operation} occurs, but no other case raises exceptions. Within -% floating point expressions, |abs()| can be used. +% input stream. If the argument is $\pm\infty$, \nan{} or a tuple, +% \enquote{invalid operation} occurs. Within floating point +% expressions, |abs()| can be used; it accepts $\pm\infty$ and \nan{} +% as arguments. % \end{function} % % \begin{function}[EXP, added = 2012-09-26, tested = m3fp-convert003] @@ -1418,7 +1420,7 @@ % \item Add an |array(1,2,3)| and |i=complex(0,1)|. % \item Provide an experimental |map| function? Perhaps easier to % implement if it is a single character, |@sin(1,2)|? -% \item Provide \cs{fp_if_nan:nTF}, and an |isnan| function? +% \item Provide an |isnan| function analogue of \cs{fp_if_nan:nTF}? % \item Support keyword arguments? % \end{itemize} % \pkg{Pgfmath} also provides box-measurements (depth, height, width), but |