From 4bb49b438b372d293cda1cd9d16d49a66bfb824e Mon Sep 17 00:00:00 2001 From: Jay Belanger Date: Sat, 20 Oct 2007 00:48:06 +0000 Subject: [PATCH] (History and Acknowledgements): Turn comment about integer size into past tense. (Time Zones): Remove pointer to Calc author's address. (Trigonometric and Hyperbolic Functions): Mention cotangent and hyperbolic cotangent functions. --- doc/misc/ChangeLog | 8 ++++++++ doc/misc/calc.texi | 31 +++++++++++++------------------ 2 files changed, 21 insertions(+), 18 deletions(-) diff --git a/doc/misc/ChangeLog b/doc/misc/ChangeLog index 364b2796ac0..a5b44a846de 100644 --- a/doc/misc/ChangeLog +++ b/doc/misc/ChangeLog @@ -1,3 +1,11 @@ +2007-10-20 Jay Belanger + + * calc.texi (History and Acknowledgements): Turn comment + about integer size into past tense. + (Time Zones): Remove pointer to Calc author's address. + (Trigonometric and Hyperbolic Functions): Mention cotangent + and hyperbolic cotangent. + 2007-10-10 Michael Albinus Sync with Tramp 2.1.11. diff --git a/doc/misc/calc.texi b/doc/misc/calc.texi index 4445910e43c..75761468443 100644 --- a/doc/misc/calc.texi +++ b/doc/misc/calc.texi @@ -1156,16 +1156,16 @@ solid implementation of Lisp, and the humble task of calculating 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 @@ daylight saving time (e.g., @code{PDT} or @code{PST}) the the algorithms described above are used. If @var{zone} is omitted, the computation is done for the current time zone. -@xref{Reporting Bugs}, for the address of Calc's author, if you -should wish to contribute your improved versions of -@code{math-tzone-names} 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 @@ vector as an argument and computes @code{arctan2} of the elements. @pindex calc-coth @tindex coth The remaining trigonometric functions, @code{calc-sec} [@code{sec}], -@code{calc-csc} [@code{csc}] and @code{calc-sec} [@code{sec}], are also +@code{calc-csc} [@code{csc}] and @code{calc-cot} [@code{cot}], are also available. With the Hyperbolic flag, these compute their hyperbolic counterparts, which are also available separately as @code{calc-sech} -[@code{sech}], @code{calc-csch} [@code{csch}] and @code{calc-sech} -[@code{sech}]. (These commmands do not accept the Inverse flag.) +[@code{sech}], @code{calc-csch} [@code{csch}] and @code{calc-coth} +[@code{coth}]. (These commmands do not accept the Inverse flag.) @node Advanced Math Functions, Branch Cuts, Trigonometric and Hyperbolic Functions, Scientific Functions @section Advanced Mathematical Functions -- 2.39.2