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- ;; Calculator for GNU Emacs, part II [calc-lang.el]
- ;; Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
- ;; Written by Dave Gillespie, daveg@synaptics.com.
-
- ;; This file is part of GNU Emacs.
-
- ;; GNU Emacs is distributed in the hope that it will be useful,
- ;; but WITHOUT ANY WARRANTY. No author or distributor
- ;; accepts responsibility to anyone for the consequences of using it
- ;; or for whether it serves any particular purpose or works at all,
- ;; unless he says so in writing. Refer to the GNU Emacs General Public
- ;; License for full details.
-
- ;; Everyone is granted permission to copy, modify and redistribute
- ;; GNU Emacs, but only under the conditions described in the
- ;; GNU Emacs General Public License. A copy of this license is
- ;; supposed to have been given to you along with GNU Emacs so you
- ;; can know your rights and responsibilities. It should be in a
- ;; file named COPYING. Among other things, the copyright notice
- ;; and this notice must be preserved on all copies.
-
-
-
- ;; This file is autoloaded from calc-ext.el.
- (require 'calc-ext)
-
- (require 'calc-macs)
-
- (defun calc-Need-calc-lang () nil)
-
-
- ;;; Alternate entry/display languages.
-
- (defun calc-set-language (lang &optional option no-refresh)
- (setq math-expr-opers (or (get lang 'math-oper-table) math-standard-opers)
- math-expr-function-mapping (get lang 'math-function-table)
- math-expr-variable-mapping (get lang 'math-variable-table)
- calc-language-input-filter (get lang 'math-input-filter)
- calc-language-output-filter (get lang 'math-output-filter)
- calc-vector-brackets (or (get lang 'math-vector-brackets) "[]")
- calc-complex-format (get lang 'math-complex-format)
- calc-radix-formatter (get lang 'math-radix-formatter)
- calc-function-open (or (get lang 'math-function-open) "(")
- calc-function-close (or (get lang 'math-function-close) ")"))
- (if no-refresh
- (setq calc-language lang
- calc-language-option option)
- (calc-change-mode '(calc-language calc-language-option)
- (list lang option) t))
- )
-
- (defun calc-normal-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language nil)
- (message "Normal language mode."))
- )
-
- (defun calc-flat-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'flat)
- (message "Flat language mode (all stack entries shown on one line)."))
- )
-
- (defun calc-big-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'big)
- (message "\"Big\" language mode."))
- )
-
- (defun calc-unformatted-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'unform)
- (message "Unformatted language mode."))
- )
-
-
- (defun calc-c-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'c)
- (message "`C' language mode."))
- )
-
- (put 'c 'math-oper-table
- '( ( "u+" ident -1 1000 )
- ( "u-" neg -1 1000 )
- ( "u!" calcFunc-lnot -1 1000 )
- ( "~" calcFunc-not -1 1000 )
- ( "*" * 190 191 )
- ( "/" / 190 191 )
- ( "%" % 190 191 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( "<<" calcFunc-lsh 170 171 )
- ( ">>" calcFunc-rsh 170 171 )
- ( "<" calcFunc-lt 160 161 )
- ( ">" calcFunc-gt 160 161 )
- ( "<=" calcFunc-leq 160 161 )
- ( ">=" calcFunc-geq 160 161 )
- ( "==" calcFunc-eq 150 151 )
- ( "!=" calcFunc-neq 150 151 )
- ( "&" calcFunc-and 140 141 )
- ( "^" calcFunc-xor 131 130 )
- ( "|" calcFunc-or 120 121 )
- ( "&&" calcFunc-land 110 111 )
- ( "||" calcFunc-lor 100 101 )
- ( "?" (math-read-if) 91 90 )
- ( "!!!" calcFunc-pnot -1 88 )
- ( "&&&" calcFunc-pand 85 86 )
- ( "|||" calcFunc-por 75 76 )
- ( "=" calcFunc-assign 51 50 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- )) ; should support full assignments
-
- (put 'c 'math-function-table
- '( ( acos . calcFunc-arccos )
- ( acosh . calcFunc-arccosh )
- ( asin . calcFunc-arcsin )
- ( asinh . calcFunc-arcsinh )
- ( atan . calcFunc-arctan )
- ( atan2 . calcFunc-arctan2 )
- ( atanh . calcFunc-arctanh )
- ))
-
- (put 'c 'math-variable-table
- '( ( M_PI . var-pi )
- ( M_E . var-e )
- ))
-
- (put 'c 'math-vector-brackets "{}")
-
- (put 'c 'math-radix-formatter
- (function (lambda (r s)
- (if (= r 16) (format "0x%s" s)
- (if (= r 8) (format "0%s" s)
- (format "%d#%s" r s))))))
-
-
- (defun calc-pascal-language (n)
- (interactive "P")
- (calc-wrapper
- (and n (setq n (prefix-numeric-value n)))
- (calc-set-language 'pascal n)
- (message (if (and n (/= n 0))
- (if (> n 0)
- "Pascal language mode (all uppercase)."
- "Pascal language mode (all lowercase).")
- "Pascal language mode.")))
- )
-
- (put 'pascal 'math-oper-table
- '( ( "not" calcFunc-lnot -1 1000 )
- ( "*" * 190 191 )
- ( "/" / 190 191 )
- ( "and" calcFunc-and 190 191 )
- ( "div" calcFunc-idiv 190 191 )
- ( "mod" % 190 191 )
- ( "u+" ident -1 185 )
- ( "u-" neg -1 185 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( "or" calcFunc-or 180 181 )
- ( "xor" calcFunc-xor 180 181 )
- ( "shl" calcFunc-lsh 180 181 )
- ( "shr" calcFunc-rsh 180 181 )
- ( "in" calcFunc-in 160 161 )
- ( "<" calcFunc-lt 160 161 )
- ( ">" calcFunc-gt 160 161 )
- ( "<=" calcFunc-leq 160 161 )
- ( ">=" calcFunc-geq 160 161 )
- ( "=" calcFunc-eq 160 161 )
- ( "<>" calcFunc-neq 160 161 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ))
-
- (put 'pascal 'math-input-filter 'calc-input-case-filter)
- (put 'pascal 'math-output-filter 'calc-output-case-filter)
-
- (put 'pascal 'math-radix-formatter
- (function (lambda (r s)
- (if (= r 16) (format "$%s" s)
- (format "%d#%s" r s)))))
-
- (defun calc-input-case-filter (str)
- (cond ((or (null calc-language-option) (= calc-language-option 0))
- str)
- (t
- (downcase str)))
- )
-
- (defun calc-output-case-filter (str)
- (cond ((or (null calc-language-option) (= calc-language-option 0))
- str)
- ((> calc-language-option 0)
- (upcase str))
- (t
- (downcase str)))
- )
-
-
- (defun calc-fortran-language (n)
- (interactive "P")
- (calc-wrapper
- (and n (setq n (prefix-numeric-value n)))
- (calc-set-language 'fortran n)
- (message (if (and n (/= n 0))
- (if (> n 0)
- "FORTRAN language mode (all uppercase)."
- "FORTRAN language mode (all lowercase).")
- "FORTRAN language mode.")))
- )
-
- (put 'fortran 'math-oper-table
- '( ( "u/" (math-parse-fortran-vector) -1 1 )
- ( "/" (math-parse-fortran-vector-end) 1 -1 )
- ( "**" ^ 201 200 )
- ( "u+" ident -1 191 )
- ( "u-" neg -1 191 )
- ( "*" * 190 191 )
- ( "/" / 190 191 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( ".LT." calcFunc-lt 160 161 )
- ( ".GT." calcFunc-gt 160 161 )
- ( ".LE." calcFunc-leq 160 161 )
- ( ".GE." calcFunc-geq 160 161 )
- ( ".EQ." calcFunc-eq 160 161 )
- ( ".NE." calcFunc-neq 160 161 )
- ( ".NOT." calcFunc-lnot -1 121 )
- ( ".AND." calcFunc-land 110 111 )
- ( ".OR." calcFunc-lor 100 101 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( "=" calcFunc-assign 51 50 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ))
-
- (put 'fortran 'math-vector-brackets "//")
-
- (put 'fortran 'math-function-table
- '( ( acos . calcFunc-arccos )
- ( acosh . calcFunc-arccosh )
- ( aimag . calcFunc-im )
- ( aint . calcFunc-ftrunc )
- ( asin . calcFunc-arcsin )
- ( asinh . calcFunc-arcsinh )
- ( atan . calcFunc-arctan )
- ( atan2 . calcFunc-arctan2 )
- ( atanh . calcFunc-arctanh )
- ( conjg . calcFunc-conj )
- ( log . calcFunc-ln )
- ( nint . calcFunc-round )
- ( real . calcFunc-re )
- ))
-
- (put 'fortran 'math-input-filter 'calc-input-case-filter)
- (put 'fortran 'math-output-filter 'calc-output-case-filter)
-
- (defun math-parse-fortran-vector (op)
- (let ((math-parsing-fortran-vector '(end . "\000")))
- (prog1
- (math-read-brackets t "]")
- (setq exp-token (car math-parsing-fortran-vector)
- exp-data (cdr math-parsing-fortran-vector))))
- )
-
- (defun math-parse-fortran-vector-end (x op)
- (if math-parsing-fortran-vector
- (progn
- (setq math-parsing-fortran-vector (cons exp-token exp-data)
- exp-token 'end
- exp-data "\000")
- x)
- (throw 'syntax "Unmatched closing `/'"))
- )
- (setq math-parsing-fortran-vector nil)
-
- (defun math-parse-fortran-subscr (sym args)
- (setq sym (math-build-var-name sym))
- (while args
- (setq sym (list 'calcFunc-subscr sym (car args))
- args (cdr args)))
- sym
- )
-
-
- (defun calc-tex-language (n)
- (interactive "P")
- (calc-wrapper
- (and n (setq n (prefix-numeric-value n)))
- (calc-set-language 'tex n)
- (message (if (and n (/= n 0))
- (if (> n 0)
- "TeX language mode with \\hbox{func}(\\hbox{var})."
- "TeX language mode with \\func{\\hbox{var}}.")
- "TeX language mode.")))
- )
-
- (put 'tex 'math-oper-table
- '( ( "u+" ident -1 1000 )
- ( "u-" neg -1 1000 )
- ( "\\hat" calcFunc-hat -1 950 )
- ( "\\check" calcFunc-check -1 950 )
- ( "\\tilde" calcFunc-tilde -1 950 )
- ( "\\acute" calcFunc-acute -1 950 )
- ( "\\grave" calcFunc-grave -1 950 )
- ( "\\dot" calcFunc-dot -1 950 )
- ( "\\ddot" calcFunc-dotdot -1 950 )
- ( "\\breve" calcFunc-breve -1 950 )
- ( "\\bar" calcFunc-bar -1 950 )
- ( "\\vec" calcFunc-Vec -1 950 )
- ( "\\underline" calcFunc-under -1 950 )
- ( "u|" calcFunc-abs -1 0 )
- ( "|" closing 0 -1 )
- ( "\\lfloor" calcFunc-floor -1 0 )
- ( "\\rfloor" closing 0 -1 )
- ( "\\lceil" calcFunc-ceil -1 0 )
- ( "\\rceil" closing 0 -1 )
- ( "\\pm" sdev 300 300 )
- ( "!" calcFunc-fact 210 -1 )
- ( "^" ^ 201 200 )
- ( "_" calcFunc-subscr 201 200 )
- ( "\\times" * 191 190 )
- ( "*" * 191 190 )
- ( "2x" * 191 190 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( "\\over" / 170 171 )
- ( "/" / 170 171 )
- ( "\\choose" calcFunc-choose 170 171 )
- ( "\\mod" % 170 171 )
- ( "<" calcFunc-lt 160 161 )
- ( ">" calcFunc-gt 160 161 )
- ( "\\leq" calcFunc-leq 160 161 )
- ( "\\geq" calcFunc-geq 160 161 )
- ( "=" calcFunc-eq 160 161 )
- ( "\\neq" calcFunc-neq 160 161 )
- ( "\\ne" calcFunc-neq 160 161 )
- ( "\\lnot" calcFunc-lnot -1 121 )
- ( "\\land" calcFunc-land 110 111 )
- ( "\\lor" calcFunc-lor 100 101 )
- ( "?" (math-read-if) 91 90 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( "\\gets" calcFunc-assign 51 50 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ( "\\to" calcFunc-evalto 40 41 )
- ( "\\to" calcFunc-evalto 40 -1 )
- ( "=>" calcFunc-evalto 40 41 )
- ( "=>" calcFunc-evalto 40 -1 )
- ))
-
- (put 'tex 'math-function-table
- '( ( \\arccos . calcFunc-arccos )
- ( \\arcsin . calcFunc-arcsin )
- ( \\arctan . calcFunc-arctan )
- ( \\arg . calcFunc-arg )
- ( \\cos . calcFunc-cos )
- ( \\cosh . calcFunc-cosh )
- ( \\det . calcFunc-det )
- ( \\exp . calcFunc-exp )
- ( \\gcd . calcFunc-gcd )
- ( \\ln . calcFunc-ln )
- ( \\log . calcFunc-log10 )
- ( \\max . calcFunc-max )
- ( \\min . calcFunc-min )
- ( \\tan . calcFunc-tan )
- ( \\sin . calcFunc-sin )
- ( \\sinh . calcFunc-sinh )
- ( \\sqrt . calcFunc-sqrt )
- ( \\tanh . calcFunc-tanh )
- ( \\phi . calcFunc-totient )
- ( \\mu . calcFunc-moebius )
- ))
-
- (put 'tex 'math-variable-table
- '( ( \\pi . var-pi )
- ( \\infty . var-inf )
- ( \\infty . var-uinf )
- ( \\phi . var-phi )
- ( \\gamma . var-gamma )
- ( \\sum . (math-parse-tex-sum calcFunc-sum) )
- ( \\prod . (math-parse-tex-sum calcFunc-prod) )
- ))
-
- (put 'tex 'math-complex-format 'i)
-
- (defun math-parse-tex-sum (f val)
- (let (low high save)
- (or (equal exp-data "_") (throw 'syntax "Expected `_'"))
- (math-read-token)
- (setq save exp-old-pos)
- (setq low (math-read-factor))
- (or (eq (car-safe low) 'calcFunc-eq)
- (progn
- (setq exp-old-pos (1+ save))
- (throw 'syntax "Expected equation")))
- (or (equal exp-data "^") (throw 'syntax "Expected `^'"))
- (math-read-token)
- (setq high (math-read-factor))
- (list (nth 2 f) (math-read-factor) (nth 1 low) (nth 2 low) high))
- )
-
- (defun math-tex-input-filter (str) ; allow parsing of 123\,456\,789.
- (while (string-match "[0-9]\\\\,[0-9]" str)
- (setq str (concat (substring str 0 (1+ (match-beginning 0)))
- (substring str (1- (match-end 0))))))
- str
- )
- (put 'tex 'math-input-filter 'math-tex-input-filter)
-
-
- (defun calc-eqn-language (n)
- (interactive "P")
- (calc-wrapper
- (calc-set-language 'eqn)
- (message "Eqn language mode."))
- )
-
- (put 'eqn 'math-oper-table
- '( ( "u+" ident -1 1000 )
- ( "u-" neg -1 1000 )
- ( "prime" (math-parse-eqn-prime) 950 -1 )
- ( "prime" calcFunc-Prime 950 -1 )
- ( "dot" calcFunc-dot 950 -1 )
- ( "dotdot" calcFunc-dotdot 950 -1 )
- ( "hat" calcFunc-hat 950 -1 )
- ( "tilde" calcFunc-tilde 950 -1 )
- ( "vec" calcFunc-Vec 950 -1 )
- ( "dyad" calcFunc-dyad 950 -1 )
- ( "bar" calcFunc-bar 950 -1 )
- ( "under" calcFunc-under 950 -1 )
- ( "sub" calcFunc-subscr 931 930 )
- ( "sup" ^ 921 920 )
- ( "sqrt" calcFunc-sqrt -1 910 )
- ( "over" / 900 901 )
- ( "u|" calcFunc-abs -1 0 )
- ( "|" closing 0 -1 )
- ( "left floor" calcFunc-floor -1 0 )
- ( "right floor" closing 0 -1 )
- ( "left ceil" calcFunc-ceil -1 0 )
- ( "right ceil" closing 0 -1 )
- ( "+-" sdev 300 300 )
- ( "!" calcFunc-fact 210 -1 )
- ( "times" * 191 190 )
- ( "*" * 191 190 )
- ( "2x" * 191 190 )
- ( "/" / 180 181 )
- ( "%" % 180 181 )
- ( "+" + 170 171 )
- ( "-" - 170 171 )
- ( "<" calcFunc-lt 160 161 )
- ( ">" calcFunc-gt 160 161 )
- ( "<=" calcFunc-leq 160 161 )
- ( ">=" calcFunc-geq 160 161 )
- ( "=" calcFunc-eq 160 161 )
- ( "==" calcFunc-eq 160 161 )
- ( "!=" calcFunc-neq 160 161 )
- ( "u!" calcFunc-lnot -1 121 )
- ( "&&" calcFunc-land 110 111 )
- ( "||" calcFunc-lor 100 101 )
- ( "?" (math-read-if) 91 90 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( "<-" calcFunc-assign 51 50 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ( "->" calcFunc-evalto 40 41 )
- ( "->" calcFunc-evalto 40 -1 )
- ( "=>" calcFunc-evalto 40 41 )
- ( "=>" calcFunc-evalto 40 -1 )
- ))
-
- (put 'eqn 'math-function-table
- '( ( arc\ cos . calcFunc-arccos )
- ( arc\ cosh . calcFunc-arccosh )
- ( arc\ sin . calcFunc-arcsin )
- ( arc\ sinh . calcFunc-arcsinh )
- ( arc\ tan . calcFunc-arctan )
- ( arc\ tanh . calcFunc-arctanh )
- ( GAMMA . calcFunc-gamma )
- ( phi . calcFunc-totient )
- ( mu . calcFunc-moebius )
- ( matrix . (math-parse-eqn-matrix) )
- ))
-
- (put 'eqn 'math-variable-table
- '( ( inf . var-uinf )
- ))
-
- (put 'eqn 'math-complex-format 'i)
-
- (defun math-parse-eqn-matrix (f sym)
- (let ((vec nil))
- (while (assoc exp-data '(("ccol") ("lcol") ("rcol")))
- (math-read-token)
- (or (equal exp-data calc-function-open)
- (throw 'syntax "Expected `{'"))
- (math-read-token)
- (setq vec (cons (cons 'vec (math-read-expr-list)) vec))
- (or (equal exp-data calc-function-close)
- (throw 'syntax "Expected `}'"))
- (math-read-token))
- (or (equal exp-data calc-function-close)
- (throw 'syntax "Expected `}'"))
- (math-read-token)
- (math-transpose (cons 'vec (nreverse vec))))
- )
-
- (defun math-parse-eqn-prime (x sym)
- (if (eq (car-safe x) 'var)
- (if (equal exp-data calc-function-open)
- (progn
- (math-read-token)
- (let ((args (if (or (equal exp-data calc-function-close)
- (eq exp-token 'end))
- nil
- (math-read-expr-list))))
- (if (not (or (equal exp-data calc-function-close)
- (eq exp-token 'end)))
- (throw 'syntax "Expected `)'"))
- (math-read-token)
- (cons (intern (format "calcFunc-%s'" (nth 1 x))) args)))
- (list 'var
- (intern (concat (symbol-name (nth 1 x)) "'"))
- (intern (concat (symbol-name (nth 2 x)) "'"))))
- (list 'calcFunc-Prime x))
- )
-
-
- (defun calc-mathematica-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'math)
- (message "Mathematica language mode."))
- )
-
- (put 'math 'math-oper-table
- '( ( "[[" (math-read-math-subscr) 250 -1 )
- ( "!" calcFunc-fact 210 -1 )
- ( "!!" calcFunc-dfact 210 -1 )
- ( "^" ^ 201 200 )
- ( "u+" ident -1 197 )
- ( "u-" neg -1 197 )
- ( "/" / 195 196 )
- ( "*" * 190 191 )
- ( "2x" * 190 191 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( "<" calcFunc-lt 160 161 )
- ( ">" calcFunc-gt 160 161 )
- ( "<=" calcFunc-leq 160 161 )
- ( ">=" calcFunc-geq 160 161 )
- ( "==" calcFunc-eq 150 151 )
- ( "!=" calcFunc-neq 150 151 )
- ( "u!" calcFunc-lnot -1 121 )
- ( "&&" calcFunc-land 110 111 )
- ( "||" calcFunc-lor 100 101 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( ":=" calcFunc-assign 51 50 )
- ( "=" calcFunc-assign 51 50 )
- ( "->" calcFunc-assign 51 50 )
- ( ":>" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ))
-
- (put 'math 'math-function-table
- '( ( Abs . calcFunc-abs )
- ( ArcCos . calcFunc-arccos )
- ( ArcCosh . calcFunc-arccosh )
- ( ArcSin . calcFunc-arcsin )
- ( ArcSinh . calcFunc-arcsinh )
- ( ArcTan . calcFunc-arctan )
- ( ArcTanh . calcFunc-arctanh )
- ( Arg . calcFunc-arg )
- ( Binomial . calcFunc-choose )
- ( Ceiling . calcFunc-ceil )
- ( Conjugate . calcFunc-conj )
- ( Cos . calcFunc-cos )
- ( Cosh . calcFunc-cosh )
- ( D . calcFunc-deriv )
- ( Dt . calcFunc-tderiv )
- ( Det . calcFunc-det )
- ( Exp . calcFunc-exp )
- ( EulerPhi . calcFunc-totient )
- ( Floor . calcFunc-floor )
- ( Gamma . calcFunc-gamma )
- ( GCD . calcFunc-gcd )
- ( If . calcFunc-if )
- ( Im . calcFunc-im )
- ( Inverse . calcFunc-inv )
- ( Integrate . calcFunc-integ )
- ( Join . calcFunc-vconcat )
- ( LCM . calcFunc-lcm )
- ( Log . calcFunc-ln )
- ( Max . calcFunc-max )
- ( Min . calcFunc-min )
- ( Mod . calcFunc-mod )
- ( MoebiusMu . calcFunc-moebius )
- ( Random . calcFunc-random )
- ( Round . calcFunc-round )
- ( Re . calcFunc-re )
- ( Sign . calcFunc-sign )
- ( Sin . calcFunc-sin )
- ( Sinh . calcFunc-sinh )
- ( Sqrt . calcFunc-sqrt )
- ( Tan . calcFunc-tan )
- ( Tanh . calcFunc-tanh )
- ( Transpose . calcFunc-trn )
- ( Length . calcFunc-vlen )
- ))
-
- (put 'math 'math-variable-table
- '( ( I . var-i )
- ( Pi . var-pi )
- ( E . var-e )
- ( GoldenRatio . var-phi )
- ( EulerGamma . var-gamma )
- ( Infinity . var-inf )
- ( ComplexInfinity . var-uinf )
- ( Indeterminate . var-nan )
- ))
-
- (put 'math 'math-vector-brackets "{}")
- (put 'math 'math-complex-format 'I)
- (put 'math 'math-function-open "[")
- (put 'math 'math-function-close "]")
-
- (put 'math 'math-radix-formatter
- (function (lambda (r s) (format "%d^^%s" r s))))
-
- (defun math-read-math-subscr (x op)
- (let ((idx (math-read-expr-level 0)))
- (or (and (equal exp-data "]")
- (progn
- (math-read-token)
- (equal exp-data "]")))
- (throw 'syntax "Expected ']]'"))
- (math-read-token)
- (list 'calcFunc-subscr x idx))
- )
-
-
- (defun calc-maple-language ()
- (interactive)
- (calc-wrapper
- (calc-set-language 'maple)
- (message "Maple language mode."))
- )
-
- (put 'maple 'math-oper-table
- '( ( "matrix" ident -1 300 )
- ( "MATRIX" ident -1 300 )
- ( "!" calcFunc-fact 210 -1 )
- ( "^" ^ 201 200 )
- ( "**" ^ 201 200 )
- ( "u+" ident -1 197 )
- ( "u-" neg -1 197 )
- ( "/" / 191 192 )
- ( "*" * 191 192 )
- ( "intersect" calcFunc-vint 191 192 )
- ( "+" + 180 181 )
- ( "-" - 180 181 )
- ( "union" calcFunc-vunion 180 181 )
- ( "minus" calcFunc-vdiff 180 181 )
- ( "mod" % 170 170 )
- ( ".." (math-read-maple-dots) 165 165 )
- ( "\\dots" (math-read-maple-dots) 165 165 )
- ( "<" calcFunc-lt 160 160 )
- ( ">" calcFunc-gt 160 160 )
- ( "<=" calcFunc-leq 160 160 )
- ( ">=" calcFunc-geq 160 160 )
- ( "=" calcFunc-eq 160 160 )
- ( "<>" calcFunc-neq 160 160 )
- ( "not" calcFunc-lnot -1 121 )
- ( "and" calcFunc-land 110 111 )
- ( "or" calcFunc-lor 100 101 )
- ( "!!!" calcFunc-pnot -1 85 )
- ( "&&&" calcFunc-pand 80 81 )
- ( "|||" calcFunc-por 75 76 )
- ( ":=" calcFunc-assign 51 50 )
- ( "::" calcFunc-condition 45 46 )
- ))
-
- (put 'maple 'math-function-table
- '( ( bernoulli . calcFunc-bern )
- ( binomial . calcFunc-choose )
- ( diff . calcFunc-deriv )
- ( GAMMA . calcFunc-gamma )
- ( ifactor . calcFunc-prfac )
- ( igcd . calcFunc-gcd )
- ( ilcm . calcFunc-lcm )
- ( int . calcFunc-integ )
- ( modp . % )
- ( irem . % )
- ( iquo . calcFunc-idiv )
- ( isprime . calcFunc-prime )
- ( length . calcFunc-vlen )
- ( member . calcFunc-in )
- ( crossprod . calcFunc-cross )
- ( inverse . calcFunc-inv )
- ( trace . calcFunc-tr )
- ( transpose . calcFunc-trn )
- ( vectdim . calcFunc-vlen )
- ))
-
- (put 'maple 'math-variable-table
- '( ( I . var-i )
- ( Pi . var-pi )
- ( E . var-e )
- ( infinity . var-inf )
- ( infinity . var-uinf )
- ( infinity . var-nan )
- ))
-
- (put 'maple 'math-complex-format 'I)
-
- (defun math-read-maple-dots (x op)
- (list 'intv 3 x (math-read-expr-level (nth 3 op)))
- )
-
-
-
-
-
- (defun math-read-big-rec (h1 v1 h2 v2 &optional baseline prec short)
- (or prec (setq prec 0))
-
- ;; Clip whitespace above or below.
- (while (and (< v1 v2) (math-read-big-emptyp h1 v1 h2 (1+ v1)))
- (setq v1 (1+ v1)))
- (while (and (< v1 v2) (math-read-big-emptyp h1 (1- v2) h2 v2))
- (setq v2 (1- v2)))
-
- ;; If formula is a single line high, normal parser can handle it.
- (if (<= v2 (1+ v1))
- (if (or (<= v2 v1)
- (> h1 (length (setq v2 (nth v1 lines)))))
- (math-read-big-error h1 v1)
- (setq the-baseline v1
- the-h2 h2
- v2 (nth v1 lines)
- h2 (math-read-expr (substring v2 h1 (min h2 (length v2)))))
- (if (eq (car-safe h2) 'error)
- (math-read-big-error (+ h1 (nth 1 h2)) v1 (nth 2 h2))
- h2))
-
- ;; Clip whitespace at left or right.
- (while (and (< h1 h2) (math-read-big-emptyp h1 v1 (1+ h1) v2))
- (setq h1 (1+ h1)))
- (while (and (< h1 h2) (math-read-big-emptyp (1- h2) v1 h2 v2))
- (setq h2 (1- h2)))
-
- ;; Scan to find widest left-justified "----" in the region.
- (let* ((widest nil)
- (widest-h2 0)
- (lines-v1 (nthcdr v1 lines))
- (p lines-v1)
- (v v1)
- (other-v nil)
- other-char line len h)
- (while (< v v2)
- (setq line (car p)
- len (min h2 (length line)))
- (and (< h1 len)
- (/= (aref line h1) ?\ )
- (if (and (= (aref line h1) ?\-)
- ;; Make sure it's not a minus sign.
- (or (and (< (1+ h1) len) (= (aref line (1+ h1)) ?\-))
- (/= (math-read-big-char h1 (1- v)) ?\ )
- (/= (math-read-big-char h1 (1+ v)) ?\ )))
- (progn
- (setq h h1)
- (while (and (< (setq h (1+ h)) len)
- (= (aref line h) ?\-)))
- (if (> h widest-h2)
- (setq widest v
- widest-h2 h)))
- (or other-v (setq other-v v other-char (aref line h1)))))
- (setq v (1+ v)
- p (cdr p)))
-
- (cond ((not (setq v other-v))
- (math-read-big-error h1 v1)) ; Should never happen!
-
- ;; Quotient.
- (widest
- (setq h widest-h2
- v widest)
- (let ((num (math-read-big-rec h1 v1 h v))
- (den (math-read-big-rec h1 (1+ v) h v2)))
- (setq p (if (and (math-integerp num) (math-integerp den))
- (math-make-frac num den)
- (list '/ num den)))))
-
- ;; Big radical sign.
- ((= other-char ?\\)
- (or (= (math-read-big-char (1+ h1) v) ?\|)
- (math-read-big-error (1+ h1) v "Malformed root sign"))
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (while (= (math-read-big-char (1+ h1) (setq v (1- v))) ?\|))
- (or (= (math-read-big-char (setq h (+ h1 2)) v) ?\_)
- (math-read-big-error h v "Malformed root sign"))
- (while (= (math-read-big-char (setq h (1+ h)) v) ?\_))
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (math-read-big-emptyp h1 (1+ other-v) h v2 nil t)
- (setq p (list 'calcFunc-sqrt (math-read-big-rec
- (+ h1 2) (1+ v)
- h (1+ other-v) baseline))
- v the-baseline))
-
- ;; Small radical sign.
- ((and (= other-char ?V)
- (= (math-read-big-char (1+ h1) (1- v)) ?\_))
- (setq h (1+ h1))
- (math-read-big-emptyp h1 v1 h (1- v) nil t)
- (math-read-big-emptyp h1 (1+ v) h v2 nil t)
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (while (= (math-read-big-char (setq h (1+ h)) (1- v)) ?\_))
- (setq p (list 'calcFunc-sqrt (math-read-big-rec
- (1+ h1) v h (1+ v) t))
- v the-baseline))
-
- ;; Binomial coefficient.
- ((and (= other-char ?\()
- (= (math-read-big-char (1+ h1) v) ?\ )
- (= (string-match "( *)" (nth v lines) h1) h1))
- (setq h (match-end 0))
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (math-read-big-emptyp h1 (1+ v) (1+ h1) v2 nil t)
- (math-read-big-emptyp (1- h) v1 h v nil t)
- (math-read-big-emptyp (1- h) (1+ v) h v2 nil t)
- (setq p (list 'calcFunc-choose
- (math-read-big-rec (1+ h1) v1 (1- h) v)
- (math-read-big-rec (1+ h1) (1+ v)
- (1- h) v2))))
-
- ;; Minus sign.
- ((= other-char ?\-)
- (setq p (list 'neg (math-read-big-rec (1+ h1) v1 h2 v2 v 250 t))
- v the-baseline
- h the-h2))
-
- ;; Parentheses.
- ((= other-char ?\()
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (math-read-big-emptyp h1 (1+ v) (1+ h1) v2 nil t)
- (setq h (math-read-big-balance (1+ h1) v "(" t))
- (math-read-big-emptyp (1- h) v1 h v nil t)
- (math-read-big-emptyp (1- h) (1+ v) h v2 nil t)
- (let ((sep (math-read-big-char (1- h) v))
- hmid)
- (if (= sep ?\.)
- (setq h (1+ h)))
- (if (= sep ?\])
- (math-read-big-error (1- h) v "Expected `)'"))
- (if (= sep ?\))
- (setq p (math-read-big-rec (1+ h1) v1 (1- h) v2 v))
- (setq hmid (math-read-big-balance h v "(")
- p (list p (math-read-big-rec h v1 (1- hmid) v2 v))
- h hmid)
- (cond ((= sep ?\.)
- (setq p (cons 'intv (cons (if (= (math-read-big-char
- (1- h) v)
- ?\))
- 0 1)
- p))))
- ((= (math-read-big-char (1- h) v) ?\])
- (math-read-big-error (1- h) v "Expected `)'"))
- ((= sep ?\,)
- (or (and (math-realp (car p)) (math-realp (nth 1 p)))
- (math-read-big-error
- h1 v "Complex components must be real"))
- (setq p (cons 'cplx p)))
- ((= sep ?\;)
- (or (and (math-realp (car p)) (math-anglep (nth 1 p)))
- (math-read-big-error
- h1 v "Complex components must be real"))
- (setq p (cons 'polar p)))))))
-
- ;; Matrix.
- ((and (= other-char ?\[)
- (or (= (math-read-big-char (setq h h1) (1+ v)) ?\[)
- (= (math-read-big-char (setq h (1+ h)) v) ?\[)
- (and (= (math-read-big-char h v) ?\ )
- (= (math-read-big-char (setq h (1+ h)) v) ?\[)))
- (= (math-read-big-char h (1+ v)) ?\[))
- (math-read-big-emptyp h1 v1 h v nil t)
- (let ((vtop v)
- (hleft h)
- (hright nil))
- (setq p nil)
- (while (progn
- (setq h (math-read-big-balance (1+ hleft) v "["))
- (if hright
- (or (= h hright)
- (math-read-big-error hright v "Expected `]'"))
- (setq hright h))
- (setq p (cons (math-read-big-rec
- hleft v h (1+ v)) p))
- (and (memq (math-read-big-char h v) '(?\ ?\,))
- (= (math-read-big-char hleft (1+ v)) ?\[)))
- (setq v (1+ v)))
- (or (= hleft h1)
- (progn
- (if (= (math-read-big-char h v) ?\ )
- (setq h (1+ h)))
- (and (= (math-read-big-char h v) ?\])
- (setq h (1+ h))))
- (math-read-big-error (1- h) v "Expected `]'"))
- (if (= (math-read-big-char h vtop) ?\,)
- (setq h (1+ h)))
- (math-read-big-emptyp h1 (1+ v) (1- h) v2 nil t)
- (setq v (+ vtop (/ (- v vtop) 2))
- p (cons 'vec (nreverse p)))))
-
- ;; Square brackets.
- ((= other-char ?\[)
- (math-read-big-emptyp h1 v1 (1+ h1) v nil t)
- (math-read-big-emptyp h1 (1+ v) (1+ h1) v2 nil t)
- (setq p nil
- h (1+ h1))
- (while (progn
- (setq widest (math-read-big-balance h v "[" t))
- (math-read-big-emptyp (1- h) v1 h v nil t)
- (math-read-big-emptyp (1- h) (1+ v) h v2 nil t)
- (setq p (cons (math-read-big-rec
- h v1 (1- widest) v2 v) p)
- h widest)
- (= (math-read-big-char (1- h) v) ?\,)))
- (setq widest (math-read-big-char (1- h) v))
- (if (or (memq widest '(?\; ?\)))
- (and (eq widest ?\.) (cdr p)))
- (math-read-big-error (1- h) v "Expected `]'"))
- (if (= widest ?\.)
- (setq h (1+ h)
- widest (math-read-big-balance h v "[")
- p (nconc p (list (math-read-big-big-rec
- h v1 (1- widest) v2 v)))
- h widest
- p (cons 'intv (cons (if (= (math-read-big-char (1- h) v)
- ?\])
- 3 2)
- p)))
- (setq p (cons 'vec (nreverse p)))))
-
- ;; Date form.
- ((= other-char ?\<)
- (setq line (nth v lines))
- (string-match ">" line h1)
- (setq h (match-end 0))
- (math-read-big-emptyp h1 v1 h v nil t)
- (math-read-big-emptyp h1 (1+ v) h v2 nil t)
- (setq p (math-read-big-rec h1 v h (1+ v) v)))
-
- ;; Variable name or function call.
- ((or (and (>= other-char ?a) (<= other-char ?z))
- (and (>= other-char ?A) (<= other-char ?Z)))
- (setq line (nth v lines))
- (string-match "\\([a-zA-Z'_]+\\) *" line h1)
- (setq h (match-end 1)
- widest (match-end 0)
- p (math-match-substring line 1))
- (math-read-big-emptyp h1 v1 h v nil t)
- (math-read-big-emptyp h1 (1+ v) h v2 nil t)
- (if (= (math-read-big-char widest v) ?\()
- (progn
- (setq line (if (string-match "-" p)
- (intern p)
- (intern (concat "calcFunc-" p)))
- h (1+ widest)
- p nil)
- (math-read-big-emptyp widest v1 h v nil t)
- (math-read-big-emptyp widest (1+ v) h v2 nil t)
- (while (progn
- (setq widest (math-read-big-balance h v "(" t))
- (math-read-big-emptyp (1- h) v1 h v nil t)
- (math-read-big-emptyp (1- h) (1+ v) h v2 nil t)
- (setq p (cons (math-read-big-rec
- h v1 (1- widest) v2 v) p)
- h widest)
- (= (math-read-big-char (1- h) v) ?\,)))
- (or (= (math-read-big-char (1- h) v) ?\))
- (math-read-big-error (1- h) v "Expected `)'"))
- (setq p (cons line (nreverse p))))
- (setq p (list 'var
- (intern (math-remove-dashes p))
- (if (string-match "-" p)
- (intern p)
- (intern (concat "var-" p)))))))
-
- ;; Number.
- (t
- (setq line (nth v lines))
- (or (= (string-match "_?\\([0-9]+.?0*@ *\\)?\\([0-9]+.?0*' *\\)?\\([0-9]+\\(#\\|\\^\\^\\)[0-9a-zA-Z:]+\\|[0-9]+:[0-9:]+\\|[0-9.]+\\([eE][-+_]?[0-9]+\\)?\"?\\)?" line h1) h1)
- (math-read-big-error h v "Expected a number"))
- (setq h (match-end 0)
- p (math-read-number (math-match-substring line 0)))
- (math-read-big-emptyp h1 v1 h v nil t)
- (math-read-big-emptyp h1 (1+ v) h v2 nil t)))
-
- ;; Now left term is bounded by h1, v1, h, v2; baseline = v.
- (if baseline
- (or (= v baseline)
- (math-read-big-error h1 v "Inconsistent baseline in formula"))
- (setq baseline v))
-
- ;; Look for superscripts or subscripts.
- (setq line (nth baseline lines)
- len (min h2 (length line))
- widest h)
- (while (and (< widest len)
- (= (aref line widest) ?\ ))
- (setq widest (1+ widest)))
- (and (>= widest len) (setq widest h2))
- (if (math-read-big-emptyp h v widest v2)
- (if (math-read-big-emptyp h v1 widest v)
- (setq h widest)
- (setq p (list '^ p (math-read-big-rec h v1 widest v))
- h widest))
- (if (math-read-big-emptyp h v1 widest v)
- (setq p (list 'calcFunc-subscr p
- (math-read-big-rec h v widest v2))
- h widest)))
-
- ;; Look for an operator name and grab additional terms.
- (while (and (< h len)
- (if (setq widest (and (math-read-big-emptyp
- h v1 (1+ h) v)
- (math-read-big-emptyp
- h (1+ v) (1+ h) v2)
- (string-match "<=\\|>=\\|\\+/-\\|!=\\|&&\\|||\\|:=\\|=>\\|." line h)
- (assoc (math-match-substring line 0)
- math-standard-opers)))
- (and (>= (nth 2 widest) prec)
- (setq h (match-end 0)))
- (and (not (eq (string-match ",\\|;\\|\\.\\.\\|)\\|\\]\\|:" line h)
- h))
- (setq widest '("2x" * 196 195)))))
- (cond ((eq (nth 3 widest) -1)
- (setq p (list (nth 1 widest) p)))
- ((equal (car widest) "?")
- (let ((y (math-read-big-rec h v1 h2 v2 baseline nil t)))
- (or (= (math-read-big-char the-h2 baseline) ?\:)
- (math-read-big-error the-h2 baseline "Expected `:'"))
- (setq p (list (nth 1 widest) p y
- (math-read-big-rec (1+ the-h2) v1 h2 v2
- baseline (nth 3 widest) t))
- h the-h2)))
- (t
- (setq p (list (nth 1 widest) p
- (math-read-big-rec h v1 h2 v2
- baseline (nth 3 widest) t))
- h the-h2))))
-
- ;; Return all relevant information to caller.
- (setq the-baseline baseline
- the-h2 h)
- (or short (= the-h2 h2)
- (math-read-big-error h baseline))
- p))
- )
-
- (defun math-read-big-char (h v)
- (or (and (>= h h1)
- (< h h2)
- (>= v v1)
- (< v v2)
- (let ((line (nth v lines)))
- (and line
- (< h (length line))
- (aref line h))))
- ?\ )
- )
-
- (defun math-read-big-emptyp (eh1 ev1 eh2 ev2 &optional what error)
- (and (< ev1 v1) (setq ev1 v1))
- (and (< eh1 h1) (setq eh1 h1))
- (and (> ev2 v2) (setq ev2 v2))
- (and (> eh2 h2) (setq eh2 h2))
- (or what (setq what ?\ ))
- (let ((p (nthcdr ev1 lines))
- h)
- (while (and (< ev1 ev2)
- (progn
- (setq h (min eh2 (length (car p))))
- (while (and (>= (setq h (1- h)) eh1)
- (= (aref (car p) h) what)))
- (and error (>= h eh1)
- (math-read-big-error h ev1 (if (stringp error)
- error
- "Whitespace expected")))
- (< h eh1)))
- (setq ev1 (1+ ev1)
- p (cdr p)))
- (>= ev1 ev2))
- )
-
- (defun math-read-big-error (h v &optional msg)
- (let ((pos 0)
- (p lines))
- (while (> v 0)
- (setq pos (+ pos 1 (length (car p)))
- p (cdr p)
- v (1- v)))
- (setq h (+ pos (min h (length (car p))))
- err-msg (list 'error h (or msg "Syntax error")))
- (throw 'syntax nil))
- )
-
- (defun math-read-big-balance (h v what &optional commas)
- (let* ((line (nth v lines))
- (len (min h2 (length line)))
- (count 1))
- (while (> count 0)
- (if (>= h len)
- (if what
- (math-read-big-error h1 v (format "Unmatched `%s'" what))
- (setq count 0))
- (if (memq (aref line h) '(?\( ?\[))
- (setq count (1+ count))
- (if (if (and commas (= count 1))
- (or (memq (aref line h) '(?\) ?\] ?\, ?\;))
- (and (eq (aref line h) ?\.)
- (< (1+ h) len)
- (eq (aref line (1+ h)) ?\.)))
- (memq (aref line h) '(?\) ?\])))
- (setq count (1- count))))
- (setq h (1+ h))))
- h)
- )
-
-
-
-
-