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-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp.dtx24
1 files changed, 19 insertions, 5 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
index 3c8aff7343a..380dd7f3641 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
@@ -47,7 +47,7 @@
% }^^A
% }
%
-% \date{Released 2017/04/01}
+% \date{Released 2017/05/13}
%
% \maketitle
%
@@ -573,6 +573,20 @@
% \meta{code} should define a function of one argument~(|#1|).
% \end{function}
%
+% \begin{function}[added = 2017-04-12]{\fp_step_variable:nnnNn}
+% \begin{syntax}
+% \cs{fp_step_variable:nnnNn} \\
+% ~~\Arg{initial value} \Arg{step} \Arg{final value} \meta{tl~var} \Arg{code}
+% \end{syntax}
+% This function first evaluates the \meta{initial value}, \meta{step}
+% and \meta{final value}, all of which should be floating point expressions.
+% Then for each \meta{value} from the \meta{initial value} to the
+% \meta{final value} in turn (using \meta{step} between each
+% \meta{value}), the \meta{code} is inserted into the input stream,
+% with the \meta{tl~var} defined as the current \meta{value}. Thus
+% the \meta{code} should make use of the \meta{tl~var}.
+% \end{function}
+%
% \section{Some useful constants, and scratch variables}
%
% \begin{variable}[added = 2012-05-08]{\c_zero_fp, \c_minus_zero_fp}
@@ -1029,8 +1043,8 @@
% Computes the sine, cosine, tangent, cotangent, cosecant, or secant
% of the \meta{fpexpr} given in radians. For arguments given in
% degrees, see \texttt{sind}, \texttt{cosd}, \emph{etc.} Note that
-% since $\pi$~is irrational, $\operatorname{sin}(8pi)$ is not quite
-% zero, while its analog $\operatorname{sind}(8\times 180)$ is exactly
+% since $\pi$~is irrational, $\operatorname{sin}(8\mathrm{pi})$ is not quite
+% zero, while its analogue $\operatorname{sind}(8\times 180)$ is exactly
% zero. The trigonometric functions are undefined for
% an argument of $\pm\infty$, leading to the \enquote{invalid
% operation} exception. Additionally, evaluating tangent,
@@ -1052,8 +1066,8 @@
% Computes the sine, cosine, tangent, cotangent, cosecant, or secant
% of the \meta{fpexpr} given in degrees. For arguments given in
% radians, see \texttt{sin}, \texttt{cos}, \emph{etc.} Note that
-% since $\pi$~is irrational, $\operatorname{sin}(8pi)$ is not quite
-% zero, while its analog $\operatorname{sind}(8\times 180)$ is exactly
+% since $\pi$~is irrational, $\operatorname{sin}(8\mathrm{pi})$ is not quite
+% zero, while its analogue $\operatorname{sind}(8\times 180)$ is exactly
% zero. The trigonometric functions are undefined for
% an argument of $\pm\infty$, leading to the \enquote{invalid
% operation} exception. Additionally, evaluating tangent,