LICENSE

  CALENDRICA 4.0 -- Common Lisp
  E. M. Reingold and N. Dershowitz

  ================================================================

  The Functions (code, comments, and definitions) contained in this
  file (the "Program") were written by Edward M. Reingold and Nachum
  Dershowitz (the "Authors"), who retain all rights to them except as
  granted in the License and subject to the warranty and liability
  limitations below.  These Functions are explained in the Authors'
  book, "Calendrical Calculations", 4th ed. (Cambridge University
  Press, 2016), and are subject to an international copyright.

  The Authors' public service intent is more liberal than suggested
  by the License below, as are their licensing policies for otherwise
  nonallowed uses such as--without limitation--those in commercial,
  web-site, and large-scale academic contexts.  Please see the
  web-site

    http://www.calendarists.com

  for all uses not authorized below; in case there is cause for doubt
  about whether a use you contemplate is authorized, please contact
  the Authors (e-mail: reingold@iit.edu).  For commercial licensing
  information, contact the first author at the Department of Computer
  Science, Illinois Institute of Technology, Chicago, IL 60616-3729 USA.

  1. LICENSE.  The Authors grant you a license for personal use.
  This means that for strictly personal use you may copy and use the
  code, and keep a backup or archival copy also.  The Authors grant you a
  license for re-use within non-commercial, non-profit software provided
  prominent credit is given and the Authors' rights are preserved.  Any
  other uses, including without limitation, allowing the code or its
  output to be accessed, used, or available to others, is not permitted.

  2. WARRANTY.

  (a) THE AUTHORS PROVIDE NO WARRANTIES OF ANY KIND, EITHER
    EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITING THE
    GENERALITY OF THE FOREGOING, ANY IMPLIED WARRANTY OF
    MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.

  (b) THE AUTHORS SHALL NOT BE LIABLE TO YOU OR ANY THIRD PARTIES
    FOR DAMAGES OF ANY KIND, INCLUDING WITHOUT LIMITATION, ANY LOST
    PROFITS, LOST SAVINGS, OR ANY OTHER INCIDENTAL OR CONSEQUENTIAL
    DAMAGES ARISING OUT OF OR RELATED TO THE USE, INABILITY TO USE,
    OR INACCURACY OF CALCULATIONS, OF THE CODE AND FUNCTIONS
    CONTAINED HEREIN, OR THE BREACH OF ANY EXPRESS OR IMPLIED
    WARRANTY, EVEN IF THE AUTHORS OR PUBLISHER HAVE BEEN ADVISED OF
    THE POSSIBILITY OF THOSE DAMAGES.

  (c) THE FOREGOING WARRANTY MAY GIVE YOU SPECIFIC LEGAL
    RIGHTS WHICH MAY VARY FROM STATE TO STATE IN THE U.S.A.

  3. LIMITATION OF LICENSEE REMEDIES.  You acknowledge and agree that
  your exclusive remedy (in law or in equity), and Authors' entire
  liability with respect to the material herein, for any breach of
  representation or for any inaccuracy shall be a refund of the license
  fee or service and handling charge which you paid the Authors, if any.

  SOME STATES IN THE U.S.A. DO NOT ALLOW THE EXCLUSION OR LIMITATION OF
  LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE
  EXCLUSIONS OR LIMITATION MAY NOT APPLY TO YOU.

  4. DISCLAIMER.  Except as expressly set forth above, the Authors:

  (a) make no other warranties with respect to the material in the
  Program and expressly disclaim any others;

  (b) do not warrant that the material contained in the Program will
  meet your requirements or that their operation shall be
  uninterrupted or error-free;

  (c) license this material on an "as is" basis, and the entire risk
  as to the quality, accuracy, and performance of the Program is
  yours, should the code prove defective (except as expressly
  warranted herein).  You alone assume the entire cost of all
  necessary corrections.