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author | Paul Eggert <eggert@twinsun.com> | 1997-12-16 19:12:36 +0000 |
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committer | Paul Eggert <eggert@twinsun.com> | 1997-12-16 19:12:36 +0000 |
commit | 12d248c48d9be8f6b0aaa1dd0f36909d33cb9893 (patch) | |
tree | 434bc1106980873d650c7ef74c5a3b1ca5061b1b /lisp/calendar/lunar.el | |
parent | 3b0988feb74fe3ff95525bbb7363d63db69fe9b5 (diff) | |
download | emacs-12d248c48d9be8f6b0aaa1dd0f36909d33cb9893.tar.gz |
Add reference to new Calendrical Calculations book.
Diffstat (limited to 'lisp/calendar/lunar.el')
-rw-r--r-- | lisp/calendar/lunar.el | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lisp/calendar/lunar.el b/lisp/calendar/lunar.el index 67a472ebaab..6bd685ec7b0 100644 --- a/lisp/calendar/lunar.el +++ b/lisp/calendar/lunar.el @@ -1,6 +1,6 @@ ;;; lunar.el --- calendar functions for phases of the moon. -;; Copyright (C) 1992, 1993, 1995 Free Software Foundation, Inc. +;; Copyright (C) 1992, 1993, 1995, 1997 Free Software Foundation, Inc. ;; Author: Edward M. Reingold <reingold@cs.uiuc.edu> ;; Keywords: calendar @@ -37,6 +37,10 @@ ;; The author would be delighted to have an astronomically more sophisticated ;; person rewrite the code for the lunar calculations in this file! +;; Technical details of all the calendrical calculations can be found in +;; ``Calendrical Calculations'' by Nachum Dershowitz and Edward M. Reingold, +;; Cambridge University Press (1997). + ;; Comments, corrections, and improvements should be sent to ;; Edward M. Reingold Department of Computer Science ;; (217) 333-6733 University of Illinois at Urbana-Champaign |