source: CGBLisp/src/example.lisp@ 1

#|
        $Id: example.lisp,v 1.2 2009/01/22 04:01:51 marek Exp $ 
  *--------------------------------------------------------------------------*
  |  Copyright (C) 1994, Marek Rychlik (e-mail: rychlik@math.arizona.edu)    |
  |    Department of Mathematics, University of Arizona, Tucson, AZ 85721    |
  |                                                                          |
  | Everyone is permitted to copy, distribute and modify the code in this    |
  | directory, as long as this copyright note is preserved verbatim.         |
  *--------------------------------------------------------------------------*
|#

(defpackage "CGB-LISP"
  (:use "MAKELIST" "ORDER" "MONOM" "COEFFICIENT-RING"
    "TERM" "POLY" "DIVISION" "PARSE" "PRINTER" "POLY-WITH-SUGAR"
    "GROBNER" "COLORED-POLY" "POLY-GCD" "RAT" "RATPOLY"
    "STRING-GROBNER" "DYNAMICS" 
    "INFIX" "COMMON-LISP"))

#+debug(proclaim '(optimize (speed 0) (debug 3)))
#-debug(proclaim '(optimize (speed 3) (debug 0)))

(defun example (symbol &optional (stream t))
    "Run short examples associated with a symbol, which typically is a function name."
    (dolist (e (cdr (assoc symbol *examples*)))
      (run-example e stream))
    (values))

(defun run-example (e stream)
  "Evaluate a single form E and send output to stream STREAM."
  (format stream "~%;;----------------------------------------------------------------")
  (format stream "~%;;")
  (format stream "~%;;~1T~S" e)
  (format stream "~%;;")
  (format stream "~%;;----------------------------------------------------------------~&")
  (dolist (val (multiple-value-list (eval e)))
    (format stream "[ RETURN VALUE ]-->> ~S~&" val))
  (values))

(defun all-examples (&optional (stream t))
  "Run all available examples and send output to STREAM."
  (dolist (a *examples*)
    (dolist (e (cdr a))
      (run-example e stream)))
  (values))
  

(defvar *examples*
    '((string-grobner . ((string-grobner "[x^2+y,x-y]" '(x y))
                        (string-grobner "[y-x^2,z-x^3]" '(x y z) :order #'grevlex>)))
      (string-grobner-system . ((string-grobner-system "[u*x+y,x+y]" '(x y) '(u))
                                (string-grobner-system "[u*x+y,x+y]" '(x y) '(u) :cover '(("[u-1]" "[]")))))
      (string-read-poly . ((string-read-poly "[x^3+3*x^2+3*x+1]" '(x))))
      (string-elimination-ideal . ((string-elimination-ideal "[x^2+y^2-2,x*y-1]" '(x y) 1)))
      (string-ideal-saturation . ((string-ideal-saturation "[x^2*y,y^3]" "x" '(x y))))
      (string-ideal-polysaturation . ((string-ideal-polysaturation "[x^2*y,y^3]" "[x,y]" '(x y)))))
  "A list of available examples.")