From dc78141338626ca255d34b58f0ec035c4a0d22c3 Mon Sep 17 00:00:00 2001 From: Jay Belanger Date: Tue, 9 Nov 2004 20:30:10 +0000 Subject: [PATCH] (math-normalize-a): New variable. (math-normalize): Use declared variable math-normalize-a. --- lisp/calc/calc.el | 123 +++++++++++++++++++++++++--------------------- 1 file changed, 68 insertions(+), 55 deletions(-) diff --git a/lisp/calc/calc.el b/lisp/calc/calc.el index 75e6d534e4e..6480b1960a5 100644 --- a/lisp/calc/calc.el +++ b/lisp/calc/calc.el @@ -2232,62 +2232,72 @@ See calc-keypad for details." (defvar math-eval-rules-cache) (defvar math-eval-rules-cache-other) ;;; Reduce an object to canonical (normalized) form. [O o; Z Z] [Public] -(defun math-normalize (a) + +(defvar math-normalize-a) +(defun math-normalize (math-normalize-a) (cond - ((not (consp a)) - (if (integerp a) - (if (or (>= a 1000000) (<= a -1000000)) - (math-bignum a) - a) - a)) - ((eq (car a) 'bigpos) - (if (eq (nth (1- (length a)) a) 0) - (let* ((last (setq a (copy-sequence a))) (digs a)) + ((not (consp math-normalize-a)) + (if (integerp math-normalize-a) + (if (or (>= math-normalize-a 1000000) (<= math-normalize-a -1000000)) + (math-bignum math-normalize-a) + math-normalize-a) + math-normalize-a)) + ((eq (car math-normalize-a) 'bigpos) + (if (eq (nth (1- (length math-normalize-a)) math-normalize-a) 0) + (let* ((last (setq math-normalize-a + (copy-sequence math-normalize-a))) (digs math-normalize-a)) (while (setq digs (cdr digs)) (or (eq (car digs) 0) (setq last digs))) (setcdr last nil))) - (if (cdr (cdr (cdr a))) - a + (if (cdr (cdr (cdr math-normalize-a))) + math-normalize-a (cond - ((cdr (cdr a)) (+ (nth 1 a) (* (nth 2 a) 1000))) - ((cdr a) (nth 1 a)) + ((cdr (cdr math-normalize-a)) (+ (nth 1 math-normalize-a) + (* (nth 2 math-normalize-a) 1000))) + ((cdr math-normalize-a) (nth 1 math-normalize-a)) (t 0)))) - ((eq (car a) 'bigneg) - (if (eq (nth (1- (length a)) a) 0) - (let* ((last (setq a (copy-sequence a))) (digs a)) + ((eq (car math-normalize-a) 'bigneg) + (if (eq (nth (1- (length math-normalize-a)) math-normalize-a) 0) + (let* ((last (setq math-normalize-a (copy-sequence math-normalize-a))) + (digs math-normalize-a)) (while (setq digs (cdr digs)) (or (eq (car digs) 0) (setq last digs))) (setcdr last nil))) - (if (cdr (cdr (cdr a))) - a + (if (cdr (cdr (cdr math-normalize-a))) + math-normalize-a (cond - ((cdr (cdr a)) (- (+ (nth 1 a) (* (nth 2 a) 1000)))) - ((cdr a) (- (nth 1 a))) + ((cdr (cdr math-normalize-a)) (- (+ (nth 1 math-normalize-a) + (* (nth 2 math-normalize-a) 1000)))) + ((cdr math-normalize-a) (- (nth 1 math-normalize-a))) (t 0)))) - ((eq (car a) 'float) - (math-make-float (math-normalize (nth 1 a)) (nth 2 a))) - ((or (memq (car a) '(frac cplx polar hms date mod sdev intv vec var quote - special-const calcFunc-if calcFunc-lambda - calcFunc-quote calcFunc-condition - calcFunc-evalto)) - (integerp (car a)) - (and (consp (car a)) (not (eq (car (car a)) 'lambda)))) + ((eq (car math-normalize-a) 'float) + (math-make-float (math-normalize (nth 1 math-normalize-a)) + (nth 2 math-normalize-a))) + ((or (memq (car math-normalize-a) + '(frac cplx polar hms date mod sdev intv vec var quote + special-const calcFunc-if calcFunc-lambda + calcFunc-quote calcFunc-condition + calcFunc-evalto)) + (integerp (car math-normalize-a)) + (and (consp (car math-normalize-a)) + (not (eq (car (car math-normalize-a)) 'lambda)))) (calc-extensions) - (math-normalize-fancy a)) + (math-normalize-fancy math-normalize-a)) (t (or (and calc-simplify-mode (calc-extensions) (math-normalize-nonstandard)) - (let ((args (mapcar 'math-normalize (cdr a)))) + (let ((args (mapcar 'math-normalize (cdr math-normalize-a)))) (or (condition-case err - (let ((func (assq (car a) '( ( + . math-add ) - ( - . math-sub ) - ( * . math-mul ) - ( / . math-div ) - ( % . math-mod ) - ( ^ . math-pow ) - ( neg . math-neg ) - ( | . math-concat ) )))) + (let ((func + (assq (car math-normalize-a) '( ( + . math-add ) + ( - . math-sub ) + ( * . math-mul ) + ( / . math-div ) + ( % . math-mod ) + ( ^ . math-pow ) + ( neg . math-neg ) + ( | . math-concat ) )))) (or (and var-EvalRules (progn (or (eq var-EvalRules math-eval-rules-cache-tag) @@ -2295,51 +2305,54 @@ See calc-keypad for details." (calc-extensions) (math-recompile-eval-rules))) (and (or math-eval-rules-cache-other - (assq (car a) math-eval-rules-cache)) + (assq (car math-normalize-a) + math-eval-rules-cache)) (math-apply-rewrites - (cons (car a) args) + (cons (car math-normalize-a) args) (cdr math-eval-rules-cache) nil math-eval-rules-cache)))) (if func (apply (cdr func) args) - (and (or (consp (car a)) - (fboundp (car a)) + (and (or (consp (car math-normalize-a)) + (fboundp (car math-normalize-a)) (and (not calc-extensions-loaded) (calc-extensions) - (fboundp (car a)))) - (apply (car a) args))))) + (fboundp (car math-normalize-a)))) + (apply (car math-normalize-a) args))))) (wrong-number-of-arguments (calc-record-why "*Wrong number of arguments" - (cons (car a) args)) + (cons (car math-normalize-a) args)) nil) (wrong-type-argument - (or calc-next-why (calc-record-why "Wrong type of argument" - (cons (car a) args))) + (or calc-next-why + (calc-record-why "Wrong type of argument" + (cons (car math-normalize-a) args))) nil) (args-out-of-range - (calc-record-why "*Argument out of range" (cons (car a) args)) + (calc-record-why "*Argument out of range" + (cons (car math-normalize-a) args)) nil) (inexact-result (calc-record-why "No exact representation for result" - (cons (car a) args)) + (cons (car math-normalize-a) args)) nil) (math-overflow (calc-record-why "*Floating-point overflow occurred" - (cons (car a) args)) + (cons (car math-normalize-a) args)) nil) (math-underflow (calc-record-why "*Floating-point underflow occurred" - (cons (car a) args)) + (cons (car math-normalize-a) args)) nil) (void-variable (if (eq (nth 1 err) 'var-EvalRules) (progn (setq var-EvalRules nil) - (math-normalize (cons (car a) args))) + (math-normalize (cons (car math-normalize-a) args))) (calc-record-why "*Variable is void" (nth 1 err))))) - (if (consp (car a)) + (if (consp (car math-normalize-a)) (math-dimension-error) - (cons (car a) args)))))))) + (cons (car math-normalize-a) args)))))))) -- 2.39.2