:group 'applications)
;;;###autoload
-(defcustom calc-settings-file
+(defcustom calc-settings-file
(convert-standard-filename "~/.calc.el")
"*File in which to record permanent settings."
:group 'calc
(texinfo-mode . calc-normal-language))
"*Alist of major modes with appropriate Calc languages."
:group 'calc
- :type '(alist :key-type (symbol :tag "Major mode")
+ :type '(alist :key-type (symbol :tag "Major mode")
:value-type (symbol :tag "Calc language")))
-(defcustom calc-embedded-announce-formula
+(defcustom calc-embedded-announce-formula
"%Embed\n\\(% .*\n\\)*"
"*A regular expression which is sure to be followed by a calc-embedded formula."
:group 'calc
:type '(alist :key-type (symbol :tag "Major mode")
:value-type (regexp :tag "Regexp to announce formula")))
-(defcustom calc-embedded-open-formula
+(defcustom calc-embedded-open-formula
"\\`\\|^\n\\|\\$\\$?\\|\\\\\\[\\|^\\\\begin[^{].*\n\\|^\\\\begin{.*[^x]}.*\n\\|^@.*\n\\|^\\.EQ.*\n\\|\\\\(\\|^%\n\\|^\\.\\\\\"\n"
"*A regular expression for the opening delimiter of a formula used by calc-embedded."
:group 'calc
:type '(regexp))
-(defcustom calc-embedded-close-formula
+(defcustom calc-embedded-close-formula
"\\'\\|\n$\\|\\$\\$?\\|\\\\]\\|^\\\\end[^{].*\n\\|^\\\\end{.*[^x]}.*\n\\|^@.*\n\\|^\\.EN.*\n\\|\\\\)\\|\n%\n\\|^\\.\\\\\"\n"
"*A regular expression for the closing delimiter of a formula used by calc-embedded."
:group 'calc
:value-type (list (regexp :tag "Opening formula delimiter")
(regexp :tag "Closing formula delimiter"))))
-(defcustom calc-embedded-open-word
+(defcustom calc-embedded-open-word
"^\\|[^-+0-9.eE]"
"*A regular expression for the opening delimiter of a formula used by calc-embedded-word."
:group 'calc
:type '(regexp))
-(defcustom calc-embedded-close-word
+(defcustom calc-embedded-close-word
"$\\|[^-+0-9.eE]"
"*A regular expression for the closing delimiter of a formula used by calc-embedded-word."
:group 'calc
:value-type (list (regexp :tag "Opening word delimiter")
(regexp :tag "Closing word delimiter"))))
-(defcustom calc-embedded-open-plain
+(defcustom calc-embedded-open-plain
"%%% "
"*A string which is the opening delimiter for a \"plain\" formula.
If calc-show-plain mode is enabled, this is inserted at the front of
:group 'calc
:type '(string))
-(defcustom calc-embedded-close-plain
+(defcustom calc-embedded-close-plain
" %%%\n"
"*A string which is the closing delimiter for a \"plain\" formula.
See calc-embedded-open-plain."
:value-type (list (string :tag "Opening \"plain\" delimiter")
(string :tag "Closing \"plain\" delimiter"))))
-(defcustom calc-embedded-open-new-formula
+(defcustom calc-embedded-open-new-formula
"\n\n"
"*A string which is inserted at front of formula by calc-embedded-new-formula."
:group 'calc
:type '(string))
-(defcustom calc-embedded-close-new-formula
+(defcustom calc-embedded-close-new-formula
"\n\n"
"*A string which is inserted at end of formula by calc-embedded-new-formula."
:group 'calc
:value-type (list (string :tag "Opening new formula delimiter")
(string :tag "Closing new formula delimiter"))))
-(defcustom calc-embedded-open-mode
+(defcustom calc-embedded-open-mode
"% "
"*A string which should precede calc-embedded mode annotations.
This is not required to be present for user-written mode annotations."
:group 'calc
:type '(string))
-(defcustom calc-embedded-close-mode
+(defcustom calc-embedded-close-mode
"\n"
"*A string which should follow calc-embedded mode annotations.
This is not required to be present for user-written mode annotations."
:value-type (list (string :tag "Opening annotation delimiter")
(string :tag "Closing annotation delimiter"))))
-(defcustom calc-gnuplot-name
+(defcustom calc-gnuplot-name
"gnuplot"
"*Name of GNUPLOT program, for calc-graph features."
:group 'calc
:type '(string))
-(defcustom calc-gnuplot-plot-command
+(defcustom calc-gnuplot-plot-command
nil
"*Name of command for displaying GNUPLOT output; %s = file name to print."
:group 'calc
:type '(choice (string) (sexp)))
-(defcustom calc-gnuplot-print-command
+(defcustom calc-gnuplot-print-command
"lp %s"
"*Name of command for printing GNUPLOT output; %s = file name to print."
:group 'calc
(defcalcmodevar calc-point-char "."
"The character (in the form of a string) to be used as a decimal point.")
-
+
(defcalcmodevar calc-frac-format '(":" nil)
"Format of displayed fractions; a string of one or two of \":\" or \"/\".")
"YYddd< hh:mm:ss>"))
(defcalcmodevar calc-autorange-units nil)
-
+
(defcalcmodevar calc-was-keypad-mode nil)
-
+
(defcalcmodevar calc-full-mode nil)
(defcalcmodevar calc-user-parse-tables nil)
(defcalcmodevar calc-gnuplot-default-output "STDOUT")
(defcalcmodevar calc-gnuplot-print-device "postscript")
-
+
(defcalcmodevar calc-gnuplot-print-output "auto")
(defcalcmodevar calc-gnuplot-geometry nil)
(defcalcmodevar calc-graph-default-resolution 15)
(defcalcmodevar calc-graph-default-resolution-3d 5)
-
+
(defcalcmodevar calc-invocation-macro nil)
(defcalcmodevar calc-show-banner t
(defvar var-gamma '(special-const (math-gamma-const)))
(defvar var-Modes '(special-const (math-get-modes-vec)))
-(mapcar (lambda (v) (or (boundp v) (set v nil)))
- calc-local-var-list)
+(mapc (lambda (v) (or (boundp v) (set v nil)))
+ calc-local-var-list)
(defvar calc-mode-map
(let ((map (make-keymap)))
(if (eq (aref cmap i) 'undefined)
'undefined 'calcDigit-nondigit))
(setq i (1+ i)))))
- (mapcar (lambda (x) (define-key map (char-to-string x) 'calcDigit-key))
- "_0123456789.e+-:n#@oh'\"mspM")
- (mapcar (lambda (x) (define-key map (char-to-string x) 'calcDigit-letter))
+ (mapc (lambda (x) (define-key map (char-to-string x) 'calcDigit-key))
+ "_0123456789.e+-:n#@oh'\"mspM")
+ (mapc (lambda (x) (define-key map (char-to-string x) 'calcDigit-letter))
"abcdfgijklqrtuvwxyzABCDEFGHIJKLNOPQRSTUVWXYZ")
(define-key map "'" 'calcDigit-algebraic)
(define-key map "`" 'calcDigit-edit)
(define-key map "\C-g" 'abort-recursive-edit)
map))
-(mapcar (lambda (x)
- (condition-case err
- (progn
- (define-key calc-digit-map x 'calcDigit-backspace)
- (define-key calc-mode-map x 'calc-pop)
- (define-key calc-mode-map
- (if (vectorp x)
- (if calc-emacs-type-lucid
- (if (= (length x) 1)
- (vector (if (consp (aref x 0))
- (cons 'meta (aref x 0))
- (list 'meta (aref x 0))))
- "\e\C-d")
- (vconcat "\e" x))
- (concat "\e" x))
- 'calc-pop-above))
- (error nil)))
- (if calc-scan-for-dels
- (append (where-is-internal 'delete-backward-char global-map)
- (where-is-internal 'backward-delete-char global-map)
- '("\C-d"))
- '("\177" "\C-d")))
+(mapc (lambda (x)
+ (condition-case err
+ (progn
+ (define-key calc-digit-map x 'calcDigit-backspace)
+ (define-key calc-mode-map x 'calc-pop)
+ (define-key calc-mode-map
+ (if (vectorp x)
+ (if calc-emacs-type-lucid
+ (if (= (length x) 1)
+ (vector (if (consp (aref x 0))
+ (cons 'meta (aref x 0))
+ (list 'meta (aref x 0))))
+ "\e\C-d")
+ (vconcat "\e" x))
+ (concat "\e" x))
+ 'calc-pop-above))
+ (error nil)))
+ (if calc-scan-for-dels
+ (append (where-is-internal 'delete-backward-char global-map)
+ (where-is-internal 'backward-delete-char global-map)
+ '("\C-d"))
+ '("\177" "\C-d")))
(defvar calc-dispatch-map
(let ((map (make-keymap)))
- (mapcar (lambda (x)
- (define-key map (char-to-string (car x)) (cdr x))
- (when (string-match "abcdefhijklnopqrstuwxyz"
- (char-to-string (car x)))
- (define-key map (char-to-string (- (car x) ?a -1)) (cdr x)))
- (define-key map (format "\e%c" (car x)) (cdr x)))
- '( ( ?a . calc-embedded-activate )
- ( ?b . calc-big-or-small )
- ( ?c . calc )
- ( ?d . calc-embedded-duplicate )
- ( ?e . calc-embedded )
- ( ?f . calc-embedded-new-formula )
- ( ?g . calc-grab-region )
- ( ?h . calc-dispatch-help )
- ( ?i . calc-info )
- ( ?j . calc-embedded-select )
- ( ?k . calc-keypad )
- ( ?l . calc-load-everything )
- ( ?m . read-kbd-macro )
- ( ?n . calc-embedded-next )
- ( ?o . calc-other-window )
- ( ?p . calc-embedded-previous )
- ( ?q . quick-calc )
- ( ?r . calc-grab-rectangle )
- ( ?s . calc-info-summary )
- ( ?t . calc-tutorial )
- ( ?u . calc-embedded-update-formula )
- ( ?w . calc-embedded-word )
- ( ?x . calc-quit )
- ( ?y . calc-copy-to-buffer )
- ( ?z . calc-user-invocation )
- ( ?\' . calc-embedded-new-formula )
- ( ?\` . calc-embedded-edit )
- ( ?: . calc-grab-sum-down )
- ( ?_ . calc-grab-sum-across )
- ( ?0 . calc-reset )
- ( ?? . calc-dispatch-help )
- ( ?# . calc-same-interface )
- ( ?& . calc-same-interface )
- ( ?\\ . calc-same-interface )
- ( ?= . calc-same-interface )
- ( ?* . calc-same-interface )
- ( ?/ . calc-same-interface )
- ( ?+ . calc-same-interface )
- ( ?- . calc-same-interface ) ))
+ (mapc (lambda (x)
+ (define-key map (char-to-string (car x)) (cdr x))
+ (when (string-match "abcdefhijklnopqrstuwxyz"
+ (char-to-string (car x)))
+ (define-key map (char-to-string (- (car x) ?a -1)) (cdr x)))
+ (define-key map (format "\e%c" (car x)) (cdr x)))
+ '( ( ?a . calc-embedded-activate )
+ ( ?b . calc-big-or-small )
+ ( ?c . calc )
+ ( ?d . calc-embedded-duplicate )
+ ( ?e . calc-embedded )
+ ( ?f . calc-embedded-new-formula )
+ ( ?g . calc-grab-region )
+ ( ?h . calc-dispatch-help )
+ ( ?i . calc-info )
+ ( ?j . calc-embedded-select )
+ ( ?k . calc-keypad )
+ ( ?l . calc-load-everything )
+ ( ?m . read-kbd-macro )
+ ( ?n . calc-embedded-next )
+ ( ?o . calc-other-window )
+ ( ?p . calc-embedded-previous )
+ ( ?q . quick-calc )
+ ( ?r . calc-grab-rectangle )
+ ( ?s . calc-info-summary )
+ ( ?t . calc-tutorial )
+ ( ?u . calc-embedded-update-formula )
+ ( ?w . calc-embedded-word )
+ ( ?x . calc-quit )
+ ( ?y . calc-copy-to-buffer )
+ ( ?z . calc-user-invocation )
+ ( ?\' . calc-embedded-new-formula )
+ ( ?\` . calc-embedded-edit )
+ ( ?: . calc-grab-sum-down )
+ ( ?_ . calc-grab-sum-across )
+ ( ?0 . calc-reset )
+ ( ?? . calc-dispatch-help )
+ ( ?# . calc-same-interface )
+ ( ?& . calc-same-interface )
+ ( ?\\ . calc-same-interface )
+ ( ?= . calc-same-interface )
+ ( ?* . calc-same-interface )
+ ( ?/ . calc-same-interface )
+ ( ?+ . calc-same-interface )
+ ( ?- . calc-same-interface ) ))
map))
;;;; (Autoloads here)
-(mapcar
+(mapc
(lambda (x) (dolist (func (cdr x)) (autoload func (car x))))
'(
("calc-embed" calc-do-embedded-activate)
- ("calc-misc"
+ ("calc-misc"
calc-do-handle-whys calc-do-refresh calc-num-prefix-name
calc-record-list calc-record-why calc-report-bug calc-roll-down-stack
calc-roll-up-stack calc-temp-minibuffer-message calcFunc-floor
math-negp math-posp math-pow math-read-radix-digit math-reject-arg
math-trunc math-zerop)))
-(mapcar
+(mapc
(lambda (x) (dolist (cmd (cdr x)) (autoload cmd (car x) nil t)))
'(
calcDigit-algebraic calcDigit-edit)
("calc-misc" another-calc calc-big-or-small calc-dispatch-help
- calc-help calc-info calc-info-goto-node calc-info-summary calc-inv
+ calc-help calc-info calc-info-goto-node calc-info-summary calc-inv
calc-last-args-stub
calc-missing-key calc-mod calc-other-window calc-over calc-percent
calc-pop-above calc-power calc-roll-down calc-roll-up
\\{calc-mode-map}
"
(interactive)
- (mapcar (function
- (lambda (v) (set-default v (symbol-value v)))) calc-local-var-list)
+ (mapc (function
+ (lambda (v) (set-default v (symbol-value v)))) calc-local-var-list)
(kill-all-local-variables)
(use-local-map (if (eq calc-algebraic-mode 'total)
(progn (require 'calc-ext) calc-alg-map) calc-mode-map))
- (mapcar (function (lambda (v) (make-local-variable v))) calc-local-var-list)
+ (mapc (function (lambda (v) (make-local-variable v))) calc-local-var-list)
(make-local-variable 'overlay-arrow-position)
(make-local-variable 'overlay-arrow-string)
(add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
(calc-create-buffer))
(run-hooks 'calc-end-hook)
(setq calc-undo-list nil calc-redo-list nil)
- (mapcar (function (lambda (v) (set-default v (symbol-value v))))
- calc-local-var-list)
+ (mapc (function (lambda (v) (set-default v (symbol-value v))))
+ calc-local-var-list)
(let ((buf (current-buffer))
(win (get-buffer-window (current-buffer)))
(kbuf (get-buffer "*Calc Keypad*")))
-(defconst math-bignum-digit-length
+(defconst math-bignum-digit-length
(truncate (/ (log10 (/ most-positive-fixnum 2)) 2))
"The length of a \"digit\" in Calc bignums.
If a big integer is of the form (bigpos N0 N1 ...), this is the
The value of 2*10^(2*MATH-BIGNUM-DIGIT-LENGTH) must be less than the
largest Emacs integer.")
-(defconst math-bignum-digit-size
+(defconst math-bignum-digit-size
(expt 10 math-bignum-digit-length)
"An upper bound for the size of the \"digit\"s in Calc bignums.")
-(defconst math-small-integer-size
+(defconst math-small-integer-size
(expt math-bignum-digit-size 2)
"An upper bound for the size of \"small integer\"s in Calc.")
;;; following forms:
;;;
;;; integer An integer. For normalized numbers, this format
-;;; is used only for
+;;; is used only for
;;; negative math-small-integer-size + 1 to
;;; math-small-integer-size - 1
;;;
-;;; (bigpos N0 N1 N2 ...) A big positive integer,
-;;; N0 + N1*math-bignum-digit-size
+;;; (bigpos N0 N1 N2 ...) A big positive integer,
+;;; N0 + N1*math-bignum-digit-size
;;; + N2*(math-bignum-digit-size)^2 ...
-;;; (bigneg N0 N1 N2 ...) A big negative integer,
+;;; (bigneg N0 N1 N2 ...) A big negative integer,
;;; - N0 - N1*math-bignum-digit-size ...
-;;; Each digit N is in the range
+;;; Each digit N is in the range
;;; 0 ... math-bignum-digit-size -1.
;;; Normalized, always at least three N present,
;;; and the most significant N is nonzero.
(cond
((not (consp math-normalize-a))
(if (integerp math-normalize-a)
- (if (or (>= math-normalize-a math-small-integer-size)
+ (if (or (>= math-normalize-a math-small-integer-size)
(<= math-normalize-a (- math-small-integer-size)))
(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
+ (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)))
(if (cdr (cdr (cdr math-normalize-a)))
math-normalize-a
(cond
- ((cdr (cdr math-normalize-a)) (+ (nth 1 math-normalize-a)
- (* (nth 2 math-normalize-a)
+ ((cdr (cdr math-normalize-a)) (+ (nth 1 math-normalize-a)
+ (* (nth 2 math-normalize-a)
math-bignum-digit-size)))
((cdr math-normalize-a) (nth 1 math-normalize-a))
(t 0))))
((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)))
+ (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)))
(if (cdr (cdr (cdr math-normalize-a)))
math-normalize-a
(cond
- ((cdr (cdr math-normalize-a)) (- (+ (nth 1 math-normalize-a)
- (* (nth 2 math-normalize-a)
+ ((cdr (cdr math-normalize-a)) (- (+ (nth 1 math-normalize-a)
+ (* (nth 2 math-normalize-a)
math-bignum-digit-size))))
((cdr math-normalize-a) (- (nth 1 math-normalize-a)))
(t 0))))
((eq (car math-normalize-a) 'float)
- (math-make-float (math-normalize (nth 1 math-normalize-a))
+ (math-make-float (math-normalize (nth 1 math-normalize-a))
(nth 2 math-normalize-a)))
- ((or (memq (car 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))
+ (and (consp (car math-normalize-a))
(not (eq (car (car math-normalize-a)) 'lambda))))
(require 'calc-ext)
(math-normalize-fancy math-normalize-a))
(math-normalize-nonstandard))
(let ((args (mapcar 'math-normalize (cdr math-normalize-a))))
(or (condition-case err
- (let ((func
+ (let ((func
(assq (car math-normalize-a) '( ( + . math-add )
( - . math-sub )
( * . math-mul )
(require 'calc-ext)
(math-recompile-eval-rules)))
(and (or math-eval-rules-cache-other
- (assq (car math-normalize-a)
+ (assq (car math-normalize-a)
math-eval-rules-cache))
(math-apply-rewrites
(cons (car math-normalize-a) args)
(cons (car math-normalize-a) args))
nil)
(wrong-type-argument
- (or calc-next-why
+ (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"
+ (calc-record-why "*Argument out of range"
(cons (car math-normalize-a) args))
nil)
(inexact-result
(defun math-bignum-big (a) ; [L s]
(if (= a 0)
nil
- (cons (% a math-bignum-digit-size)
+ (cons (% a math-bignum-digit-size)
(math-bignum-big (/ a math-bignum-digit-size)))))
(defun math-div10-bignum (a) ; [l l]
(if (cdr a)
- (cons (+ (/ (car a) 10) (* (% (nth 1 a) 10)
+ (cons (+ (/ (car a) 10) (* (% (nth 1 a) 10)
(expt 10 (1- math-bignum-digit-length))))
(math-div10-bignum (cdr a)))
(list (/ (car a) 10))))
(if (consp a)
(cons (car a) (math-scale-left-bignum (cdr a) n))
(if (>= n math-bignum-digit-length)
- (if (or (>= a math-bignum-digit-size)
+ (if (or (>= a math-bignum-digit-size)
(<= a (- math-bignum-digit-size)))
(math-scale-left (math-bignum a) n)
- (math-scale-left (* a math-bignum-digit-size)
+ (math-scale-left (* a math-bignum-digit-size)
(- n math-bignum-digit-length)))
(let ((sz (expt 10 (- (* 2 math-bignum-digit-length) n))))
(if (or (>= a sz) (<= a (- sz)))
(defun math-scale-left-bignum (a n)
(if (>= n math-bignum-digit-length)
(while (>= (setq a (cons 0 a)
- n (- n math-bignum-digit-length))
+ n (- n math-bignum-digit-length))
math-bignum-digit-length)))
(if (> n 0)
(math-mul-bignum-digit a (expt 10 n) 0)
(- (math-scale-right (- a) n)))
(if (>= n math-bignum-digit-length)
(while (and (> (setq a (/ a math-bignum-digit-size)) 0)
- (>= (setq n (- n math-bignum-digit-length))
+ (>= (setq n (- n math-bignum-digit-length))
math-bignum-digit-length))))
(if (> n 0)
(/ a (expt 10 n))
(math-normalize
(cons (car a)
(let ((val (if (< n (- math-bignum-digit-length))
- (math-scale-right-bignum
- (cdr a)
+ (math-scale-right-bignum
+ (cdr a)
(- (- math-bignum-digit-length) n))
(if (< n 0)
- (math-mul-bignum-digit
- (cdr a)
+ (math-mul-bignum-digit
+ (cdr a)
(expt 10 (+ math-bignum-digit-length n)) 0)
(cdr a))))) ; n = -math-bignum-digit-length
(if (and val (>= (car val) (/ math-bignum-digit-size 2)))
(let* ((a (copy-sequence a)) (aa a) (carry nil) sum)
(while (and aa b)
(if carry
- (if (< (setq sum (+ (car aa) (car b)))
+ (if (< (setq sum (+ (car aa) (car b)))
(1- math-bignum-digit-size))
(progn
(setcar aa (1+ sum))
(defun math-mul (a b)
(or
(and (not (consp a)) (not (consp b))
- (< a math-bignum-digit-size) (> a (- math-bignum-digit-size))
+ (< a math-bignum-digit-size) (> a (- math-bignum-digit-size))
(< b math-bignum-digit-size) (> b (- math-bignum-digit-size))
(* a b))
(and (Math-zerop a) (not (eq (car-safe b) 'mod))
(and (= d 1) a)
(let* ((a (copy-sequence a)) (aa a) prod)
(while (progn
- (setcar aa
- (% (setq prod (+ (* (car aa) d) c))
+ (setcar aa
+ (% (setq prod (+ (* (car aa) d) c))
math-bignum-digit-size))
(cdr aa))
(setq aa (cdr aa)
(cdr res2)))))
(defun math-div-bignum-part (a b blen) ; a < b*math-bignum-digit-size [D.l l L]
- (let* ((num (+ (* (or (nth blen a) 0) math-bignum-digit-size)
+ (let* ((num (+ (* (or (nth blen a) 0) math-bignum-digit-size)
(or (nth (1- blen) a) 0)))
(den (nth (1- blen) b))
(guess (min (/ num den) (1- math-bignum-digit-size))))
(if a
(let ((s ""))
(while (cdr (cdr a))
- (setq s (concat
- (format
- (concat "%0"
- (number-to-string (* 2 math-bignum-digit-length))
+ (setq s (concat
+ (format
+ (concat "%0"
+ (number-to-string (* 2 math-bignum-digit-length))
"d")
(+ (* (nth 1 a) math-bignum-digit-size) (car a))) s)
a (cdr (cdr a))))
- (concat (int-to-string
+ (concat (int-to-string
(+ (* (or (nth 1 a) 0) math-bignum-digit-size) (car a))) s))
"0"))