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;;; ----------------------------------------------------------------------
;;; unit test
;;; Copyright (C) 2003 Richard Todd
;;;
;;; This program is free software; you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2 of the License, or
;;; (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program; if not, write to the Free Software
;;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
;;; ----------------------------------------------------------------------
(use-modules (math minima)
(unit-test)
(oop goops))
;; **********************************************************************
;; Test of factorization
;; **********************************************************************
(define-class <test-golden-sect> (<test-case>))
(define-method (test-gs-function (self <test-golden-sect>))
(let ((func (lambda (x) (+ (* x (+ (* x x) -2)) -5))))
(assert-numeric-= 816.4883855245578e-3
(car (golden-section-search func 0 1 (/ 10000)))
(/ 10000))
(assert-numeric-= -6.0886621077391165
(cdr (golden-section-search func 0 1 (/ 10000)))
(/ 10000))
(assert-numeric-= 819.6601125010515e-3
(car (golden-section-search func 0 1 -5))
(/ 10000))
(assert-numeric-= -6.088637561916407
(cdr (golden-section-search func 0 1 -5))
(/ 10000))
(assert-numeric-= 816.4965933140557e-3
(car (golden-section-search func 0 1
(lambda (a b c d e f g ) (= g 500))))
(/ 10000))
(assert-numeric-= -6.088662107903635
(cdr (golden-section-search func 0 1
(lambda (a b c d e f g ) (= g 500))))
(/ 10000))))
(exit-with-summary (run-all-defined-test-cases))
;;; arch-tag: eef6ce35-0886-434f-9a52-b3f2d216019a
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