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[Emacs-diffs] Changes to emacs/doc/misc/calc.texi,v
From: |
Jay Belanger |
Subject: |
[Emacs-diffs] Changes to emacs/doc/misc/calc.texi,v |
Date: |
Sat, 20 Oct 2007 00:47:18 +0000 |
CVSROOT: /cvsroot/emacs
Module name: emacs
Changes by: Jay Belanger <jpb> 07/10/20 00:47:17
Index: calc.texi
===================================================================
RCS file: /cvsroot/emacs/emacs/doc/misc/calc.texi,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -b -r1.5 -r1.6
--- calc.texi 13 Sep 2007 04:53:28 -0000 1.5
+++ calc.texi 20 Oct 2007 00:47:16 -0000 1.6
@@ -1156,16 +1156,16 @@
turned out to be more open-ended than one might have expected.
Emacs Lisp didn't have built-in floating point math (now it does), so
-this had to be
-simulated in software. In fact, Emacs integers will only comfortably
-fit six decimal digits or so---not enough for a decent calculator. So
-I had to write my own high-precision integer code as well, and once I had
-this I figured that arbitrary-size integers were just as easy as large
-integers. Arbitrary floating-point precision was the logical next step.
-Also, since the large integer arithmetic was there anyway it seemed only
-fair to give the user direct access to it, which in turn made it practical
-to support fractions as well as floats. All these features inspired me
-to look around for other data types that might be worth having.
+this had to be simulated in software. In fact, Emacs integers would
+only comfortably fit six decimal digits or so---not enough for a decent
+calculator. So I had to write my own high-precision integer code as
+well, and once I had this I figured that arbitrary-size integers were
+just as easy as large integers. Arbitrary floating-point precision was
+the logical next step. Also, since the large integer arithmetic was
+there anyway it seemed only fair to give the user direct access to it,
+which in turn made it practical to support fractions as well as floats.
+All these features inspired me to look around for other data types that
+might be worth having.
Around this time, my friend Rick Koshi showed me his nifty new HP-28
calculator. It allowed the user to manipulate formulas as well as
@@ -17255,11 +17255,6 @@
the algorithms described above are used. If @var{zone} is omitted,
the computation is done for the current time zone.
address@hidden Bugs}, for the address of Calc's author, if you
-should wish to contribute your improved versions of
address@hidden and @code{math-daylight-savings-hook}
-to the Calc distribution.
-
@node Financial Functions, Binary Functions, Date Arithmetic, Arithmetic
@section Financial Functions
@@ -18325,11 +18320,11 @@
@pindex calc-coth
@tindex coth
The remaining trigonometric functions, @code{calc-sec} address@hidden,
address@hidden address@hidden and @code{calc-sec} address@hidden, are also
address@hidden address@hidden and @code{calc-cot} address@hidden, are also
available. With the Hyperbolic flag, these compute their hyperbolic
counterparts, which are also available separately as @code{calc-sech}
address@hidden, @code{calc-csch} address@hidden and @code{calc-sech}
address@hidden (These commmands do not accept the Inverse flag.)
address@hidden, @code{calc-csch} address@hidden and @code{calc-coth}
address@hidden (These commmands do not accept the Inverse flag.)
@node Advanced Math Functions, Branch Cuts, Trigonometric and Hyperbolic
Functions, Scientific Functions
@section Advanced Mathematical Functions
- [Emacs-diffs] Changes to emacs/doc/misc/calc.texi,v,
Jay Belanger <=