2018-07-22 12:24:36 +00:00
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;;; GNU Mes --- Maxwell Equations of Software
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2017-11-21 18:22:26 +00:00
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;;; Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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2018-01-25 05:58:44 +00:00
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;;;
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2018-07-22 12:24:36 +00:00
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;;; This file is part of GNU Mes.
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2018-01-25 05:58:44 +00:00
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;;;
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2018-07-22 12:24:36 +00:00
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;;; GNU Mes is free software; you can redistribute it and/or modify it
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2018-01-25 05:58:44 +00:00
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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2018-07-22 12:24:36 +00:00
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;;; GNU Mes is distributed in the hope that it will be useful, but
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2018-01-25 05:58:44 +00:00
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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2018-07-22 12:24:36 +00:00
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;;; along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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2018-01-25 05:58:44 +00:00
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(define (pair? x)
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(eq? (core:type x) <cell:pair>))
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(define (atom? x)
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(if (pair? x) #f
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(if (null? x) #f
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#t)))
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(define (memq x lst)
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(if (null? lst) #f
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(if (eq? x (car lst)) lst
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(memq x (cdr lst)))))
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(define (caar x) (car (car x)))
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(define (cadr x) (car (cdr x)))
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(define (cdar x) (cdr (car x)))
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(define (cddr x) (cdr (cdr x)))
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(define (loop first rest accum)
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(core:display-error "\nloop\n first=")
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(core:write-error first)
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(core:display-error "\n")
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(core:display-error " rest=")
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(core:write-error rest)
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(core:display-error "\n")
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(core:display-error " accum=")
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(core:write-error accum)
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(core:display-error "\n")
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((lambda (next)
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(if (atom? first)
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(next (cons (cons first
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(car rest)) accum))
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(if (null? rest)
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accum
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(next accum))))
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(lambda (a)
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(core:display-error "\nnext a=")
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(core:write-error a)
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(core:display-error "\n")
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(core:display-error " rest=")
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(core:write-error rest)
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(core:display-error "\n")
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(if (null? (cdr rest))
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a
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(loop (cadr rest) (cddr rest) a)))))
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(loop 'functions '(() 'globals ()) '())
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