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grgcomm.sl
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grgcomm.sl
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%==========================================================================%
% GRGcomm.sl Main Commands %
%==========================================================================%
% GRG 3.2 Standard Lisp Source Code (C) 1988-97 Vadim V. Zhytnikov %
%==========================================================================%
% This file is distributed without any warranty. You may modify it but you %
% are not allowed to remove author's name and/or distribute modified file. %
%==========================================================================%
%---------- Some General Aux Functions -----------------------------------
% Data name -> Internal variables list ...
(de dgood!> (lst)
(prog (w wa wss)
(setq w lst)
(cond ((eqs!> lst '(all)) (return(alldata!>)))) % word!!!
(setq wss lst)
(setq lst (assocf!> lst ![datl!]))
(cond ((and (null lst) w (null(cdr w)) (idp(car w)))
(progn (setq wa (incomiv!>(explode(car w))))
(cond ((flagp wa '!+ivar) (setq lst (ncons wa)))))))
(cond ((null lst) (progn (setq ![er!] 6030)
(doubl!> wss)
(return !!er!!))))
(setq lst (car lst))
(cond ((atom lst) (setq lst (ncons lst))))
(setq w (constrpl!> lst))
(cond ((eq w !!er!!) (return !!er!!)))
(return lst)))
% Same but for Write Macro Tensors are alowed ...
(de dgoodw!> (lst)
(prog (w wa wss)
(setq w lst)
(cond ((eqs!> lst '(all)) (return(alldata!>)))) % word!!!
(setq wss lst)
(setq lst (assocf!> lst ![datl!]))
(cond ((and (null lst) w (null(cdr w)) (idp(car w)))
(progn (setq wa (incomiv!>(explode(car w))))
(cond ((or (flagp wa '!+ivar) (flagp wa '!+macros2))
(setq lst (ncons wa)))))))
(cond ((null lst) (progn (setq ![er!] 6030)
(doubl!> wss)
(return !!er!!))))
(setq lst (car lst))
(cond ((atom lst) (setq lst (ncons lst))))
(setq w (constrpl!> lst))
(cond ((eq w !!er!!) (return !!er!!)))
(return lst)))
% All existing data variables ...
(de alldata!> nil
(proc (w lst)
(setq lst ![datl!])
(while!> lst
(cond ((and (atom(cadar lst)) (eval(cadar lst)))
(setq w (cons (cadar lst) w))))
(setq lst (cdr lst)))
(setq lst ![abbr!])
(while!> lst
(cond ((eval(car lst)) (setq w (cons (car lst) w))))
(setq lst (cdr lst)))
(return(reversip w))))
% Data variables list modification in correspondence with flags ..
(de altdata!> (w)
(cond ((null w) nil)
((atom (car w)) (consmem!> (car w) (altdata!>(cdr w))))
((eval(caar w)) (appmem!> (cdar w) (altdata!>(cdr w))))
(t (altdata!>(cdr w)))))
%----- Commands in `grg.cfg' file ---------------------------------------
% Package ...
(dm package!> (w) (list 'package0!> (list 'quote (cdr w))))
(de package0!> (w)
(prog (ww)
(setq ![lower!] (islowercase!>))
lab
(cond ((null w) (return nil)))
(setq ww (loadpack!> (ncons(car w)) nil))
(cond ((eq ww !!er!!) (prog2 (erm!> ![er!]) (return !!er!!))))
(setq w (cdr w))
(go lab)
))
% On ...
(dm on!> (w) (list 'on0!> (list 'quote (cdr w))))
(de on0!> (w)
(prog (ww)
(setq ![lower!] (islowercase!>))
lab
(cond((null w)(return nil)))
(setq ww (onoff!> (ncons(car w)) t))
(cond((eq ww !!er!!) (prog2 (erm!> ![er!])(return !!er!!))))
(setq w (cdr w))
(go lab)
))
% Off ...
(dm off!> (w) (list 'off0!> (list 'quote (cdr w))))
(de off0!> (w)
(prog (ww)
(setq ![lower!] (islowercase!>))
lab
(cond((null w)(return nil)))
(setq ww (onoff!> (ncons(car w)) nil))
(cond((eq ww !!er!!) (prog2 (erm!> ![er!])(return !!er!!))))
(setq w (cdr w))
(go lab)
))
% Signature ...
(dm signature!> (w) (list 'signature0!> (list 'quote (cdr w))))
(de signature0!> (w)
(proc (wr ww)
(setq ww w)
(while!> ww
(cond ((equal (car ww) '!+) (setq wr (cons 1 wr)))
((equal (car ww) '!-) (setq wr (cons -1 wr)))
(t (erm!> 9002) (bye)))
(setq ww (cdr ww)))
(setq ![sgn!] (reverse wr))
(setq ![dim!] (length ![sgn!]))
(cond ((lessp ![dim!] 2) (erm!> 9002) (bye)))
(tunedim!>) ))
%----- On ...; and Off ...; commands 20.02.94 -----------------------
(de onoff!> (lst bool)
(proc (w wc wo ww)
(cond ((null lst) (return nil)))
(setq w (memlist!> '!, lst))
(cond ((eq w !!er!!) (prog2 (setq ![er!] 1100) (return !!er!!))))
(while!> w
(setq wc (car w))
(cond
((or (cdr wc) (not(idp(car wc)))) % bad parameter ...
(prog2 (setq ![er!] 1100) (return !!er!!))) )
(setq wc (idtostcase!> (car wc)))
(cond
((flagp wc 'switch) % reduce switch ...
(progn
(setq ww (makeswvar!> wc))
(setq wo (eval ww))
(cond((not(equal wo bool))(prog2
(cond
((iscsl!>)
(cond (bool (eval(list 'on (list 'quote (ncons wc)))))
(t (eval(list 'off (list 'quote (ncons wc)))))))
(t (cond (bool (eval(list '!~on (list 'quote (ncons wc)))))
(t (eval(list '!~off (list 'quote (ncons wc))))))))
(onoff1!> wc bool) ))))) % maybe extra grg tuning ...
((flagp wc '!+switch) % grg switch ...
(progn
(setq ww (makeswvar!> wc))
(setq wo (eval ww))
(cond((not(equal wo bool))
(onoff1!> wc bool) )) ))
(t(progn % none of above ...
(doub!> wc)(setq ![er!] 6402)(return !!er!!))))
(cond((not(equal wo bool))
(setq ![flaghis!] (cons (cons wc wo) ![flaghis!]))))
(setq w (cdr w)))))
% On/Off GRG switch with tuning ...
(de onoff1!> (w bool)
(progn
(set (makeswvar!> w) bool)
(setq w (get w '!=tuning)) % tuning required ...
(cond(w (apply w (list bool))))))
% On/Off GRG switch without tuning ...
(de onoff2!> (w bool)
(set (makeswvar!> w) bool))
% On/Off GRG switch without tuning but with history ...
(de onoff3!> (w bool)
(prog (ww wo)
(setq ww (makeswvar!> w))
(setq wo (eval ww))
(set ww bool)
(setq ![flaghis!] (cons (cons w wo) ![flaghis!]))))
% Makes *SWITCH from SWITCH ...
(de makeswvar!> (w)
(incom!>(cons '!* (explode2 w))))
% Tuning for TORSION ...
(de tunetorsion!> (bool)
(cond ((and bool (null !*nonmetr)) % Result is Q but N=0
(put '!#!R!I!C '!=sidxl nil)
(put '!#!G!T '!=sidxl nil)
(put '!#!T!D!I '!=sidxl nil)
(put '!#!T!S!F!L '!=sidxl nil)
)
((and bool !*nonmetr) % Result is Q and N
(put '!#!R!I!C '!=sidxl nil)
(put '!#!G!T '!=sidxl nil)
(put '!#!T!D!I '!=sidxl nil)
(put '!#!T!S!F!L '!=sidxl nil)
)
((null !*nonmetr) % Result is Q=0 and N=0
(put '!#!R!I!C '!=sidxl '((s 1 2)))
(put '!#!G!T '!=sidxl '((s 1 2)))
(put '!#!T!D!I '!=sidxl '((s 1 2)))
(put '!#!T!S!F!L '!=sidxl '((s 1 2)))
)
((null !*nonmetr) % Result is Q=0 but N
(put '!#!R!I!C '!=sidxl nil)
(put '!#!G!T '!=sidxl nil)
(put '!#!T!D!I '!=sidxl '((s 1 2)))
(put '!#!T!S!F!L '!=sidxl '((s 1 2)))
)
))
% Tuning for NONMETR ...
(de tunenonmetr!> (bool)
(cond (bool % Result is N with arbitrary Q
(put '!#!R!I!C '!=sidxl nil)
(put '!#!G!T '!=sidxl nil)
)
(!*torsion % Result is N=0 but Q
(put '!#!R!I!C '!=sidxl nil)
(put '!#!G!T '!=sidxl nil)
)
((null !*torsion) % Result N=0 and Q=0
(put '!#!R!I!C '!=sidxl '((s 1 2)))
(put '!#!G!T '!=sidxl '((s 1 2)))
)
))
%----- Stop; command ----------------------------------------------------
(de stop!> nil !!stop!! )
%----- Next; command ----------------------------------------------------
(de next!> nil !!next!! )
%----- Pause; command ---------------------------------------------------
(de pause!> nil
(proc(w)
(cond (![pause!] (return t))
(t (prin2 "Pausing ...") (terpri)
(setq ![pause!] t)))
(loop!> (setq w (runcom!> nil))
(exitif (or (eq w !!stop!!) (eq w !!next!!))))
(setq ![pause!] nil)
(return w)))
%----- Inverse ; command ------------------------------------------------
(de invi!> (lst)
(prog (wa wb)
(cond((null lst)(return nil)))
(setq lst (memlist!> '!, lst))
(cond((or (eq lst !!er!!) (not(eqn(length lst)2)) )
(prog2(setq ![er!] 1100)(return !!er!!))))
(setq wa (car lst))
(setq wb (cadr lst))
(cond((or (cdr wa) (cdr wb) (not(idp(car wa))) (not(idp(car wb))) )
(prog2(setq ![er!] 1100)(return !!er!!))))
(setq wa (car wa))
(setq wb (car wb))
(cond((or (and (not(flagp wa '!+fun)) (not(redgood!> wa)) )
(and (not(flagp wb '!+fun)) (not(redgood!> wb)) ) )
(prog2(setq ![er!] 1100)(return !!er!!))))
(put wa 'inverse wb)
(put wb 'inverse wa)
(return t)))
%----- Order, Factor, RemFac commands -----------------------------------
(de orfare!> (lst wt)
(proc nil
(cond((null lst)(return nil)))
(setq lst(memlist!> '!, lst))
(cond((eq lst !!er!!)
(prog2 (setq ![er!] 2202) (return !!er!!))))
(setq lst (mapcar lst 'translata!>))
(cond((memq !!er!! lst) (return !!er!!)))
(apply wt (list lst))))
%----- Substitutions calls -----------------------------------------------
(de smatch!> nil 'match)
(de famatch!> nil
(cond ((getd 'match00) 'match00)
(t 'match ) ))
(de slet!> nil
(cond ((and (getd '!~let) (not(iscsl!>))) '!~let)
(t 'let ) ))
(de falet!> nil
(cond ((getd 'let00) 'let00)
((and (getd '!~let) (not(iscsl!>))) '!~let)
(t 'let ) ))
(de sclear!> nil
(cond ((and (getd '!~clear) (not(iscsl!>))) '!~clear)
(t 'clear ) ))
(de faclear!> nil
(cond ((and (getd '!~clear) (not(iscsl!>))) '!~clear)
(t 'clear ) ))
%----- Clear ; command --------------------------------------------------
(de cleri!> (lst wt) % wt=t clear wt=nil for all clear
(proc (w wa wss)
(cond ((null lst) (return nil)))
(setq lst (memlist!> '!, lst))
(cond ((eq lst !!er!!)
(prog2 (setq ![er!] 2202) (return !!er!!))))
(while!> lst
(setq wa (translata!>(car lst)))
(cond((eq wa !!er!!) (return !!er!!))
((null wa)(prog2(setq ![er!] 8710)(return !!er!!))) )
(setq w (cons wa w))
(setq lst (cdr lst)))
(setq w (reverse w))
(cond ((null wt) % this is for all case returning (clear w)
(return (list (faclear!>) (list 'quote w)))))
(eval (list (sclear!>) (list 'quote w))) % making (clear w)
(while!> w % remembering
(setq wss (list (sclear!>) (ncons(car w))))
(setq ![sublist!] (delete wss ![sublist!]))
(setq w (cdr w)))
(return t)))
%----- Let ; and Match ; commands ---------------------------------------
(de leti!> (lst wt) (letmatchi!> lst wt t))
(de matchi!> (lst wt) (letmatchi!> lst wt nil))
% WW=T - Let, WW=NIL - Match
% WT=T - Execute (Let/Match command), WT=NIL - Form (For All command)
(de letmatchi!> (lst wt ww)
(proc (w wa wl wr wss)
(cond ((null lst) (return nil)))
(setq lst (memlist!> '!, lst))
(cond((eq lst !!er!!)
(prog2 (setq ![er!] 2202) (return !!er!!))))
(while!> lst
(setq wa (seek1!> (car lst) '!=))
(cond
((null wa)(progn
(cond((not(eq (caar lst) '!S!o!l))
(prog2(setq ![er!] 8709)(return !!er!!))))
(setq wa (soltra!>(car lst)))
(cond((eq wa !!er!!)(return !!er!!)))
(setq w (cons wa w))))
((or(null(car wa))(null(cdr wa)))
(prog2(setq ![er!] 8709)(return !!er!!)))
(t(progn
(setq wl (translata!>(reverse(car wa))))
(setq wr (translate!>(cdr wa)))
(cond((or(eq wl !!er!!)(eq wr !!er!!)) (return !!er!!))
((null wl) (prog2(setq ![er!] 8710)(return !!er!!)))
((and wr(not(zerop(car wr))))
(prog2(setq ![er!] 8711)(return !!er!!))))
(setq w (cons (list 'equal wl (cond(wr(cdr wr))(t 0))) w)))))
(setq lst (cdr lst)))
(setq w (reverse w))
(cond((null wt) % for all case - returning
(return (list (cond (ww (falet!>)) (t (famatch!>)))
(list 'quote w)))))
% let/match case - executing
(cond (ww (eval (list (slet!>) (list 'quote w))))
(t (eval (list (smatch!>) (list 'quote w)))))
(while!> w % remembering
(setq wss (list (sclear!>) (ncons(cadar w))))
(setq ![sublist!] (cons wss (delete wss ![sublist!])))
(setq w (cdr w)))
(return t)))
% Solution Translation ...
(de soltra!> (w)
(cond((or (null(setq w (cdr w))) (cdr w)
(atom(setq w (car w)))
(not(numberp(setq w (car w)))) )
(progn (doub!> '!S!o!l) (setq ![er!] 2020) !!er!!))
(t(soltra1!> w))))
(de soltra1!> (wn)
(cond((null ![sol!]) (prog2 (setq ![er!] 2113) !!er!!))
(t(proc (w wnn)
(setq wnn wn)
(setq w ![sol!])
(while!> (and w (not(zerop wn)))
(setq w (cdr w))
(setq wn (sub1 wn)))
(cond
((or(null w)(not(zerop wn)))
(progn(doub!> wnn)(setq ![er!] 2114)(return !!er!!)))
((null(car w))
(progn(setq ![er!] 2115)(return !!er!!))))
(return(mapcar (car w) 'nz!>))))))
%----- For ...; commands ------------------------------------------------
(de forinstrs!> (lst)
(cond
((null lst) nil)
((eqs!> (car lst) 'all) (foralli!> (cdr lst))) % word!!! for all ...
((memqs!> 'print lst) (proc (w) % word!!! for...print...
(while!> (not(eqs!> (car lst) 'print)) % word!!!
(setq w (cons(car lst)w))(setq lst(cdr lst)))
(cond((null(cdr lst))
(prog2(setq ![er!] 6042)(return !!er!!))))
(return(printi!>(append (cdr lst)
(cons 'for % word!!!
(reverse w)))))))
(t(prog2(setq ![er!] 6042) !!er!!))))
%----- For All...; command ----------------------------------------------
(de foralli!> (lst)
(proc (w wt wa wss w1 w2 w3)
(cond((null lst)(return nil))
((memqs!> 'let lst)(setq wt 'let)) % word!!!
((memqs!> 'match lst)(setq wt 'match)) % word!!!
((memqs!> 'clear lst)(setq wt 'clear)) % word!!!
(t(prog2(setq ![er!] 8712)(return !!er!!))))
(while!> lst
(exitif (eqs!> wt (car lst)))
(setq wa(cons(car lst)wa))
(setq lst(cdr lst)))
(cond((or(null lst)(null(cdr lst))(null wa))
(prog2(setq ![er!] 8713)(return !!er!!))))
(setq lst (cdr lst))
(cond((memqs!> 'such wa)(progn % word!!!
(setq wa (reverse wa))
(setq w3 (seek1q!> wa 'such)) % word!!!
(cond((or (null(car w3)) (null(cdr w3)) (null(cddr w3))
(not(eqs!> (cadr w3) 'that))) % word!!!
(prog2(setq ![er!] 8712)(return !!er!!))))
(setq wa (car w3))
(setq w3 (cddr w3)) )))
(setq wa(memlist!> '!, wa))
(cond((eq wa !!er!!)
(prog2 (setq ![er!] 2202) (return !!er!!))))
(while!> wa
(cond((or(cdar wa)(not(idp(caar wa))))
(prog2 (setq ![er!] 8714) (return !!er!!))))
(setq w (cons(caar wa)w))
(setq wa (cdr wa)))
(setq w1 w)
(while!> w1
(cond((not(flagp (car w1) '!+grgvar))
(setq w2 (cons(car w1)w2))))
(setq w1 (cdr w1)))
(flag w '!+grgvar)
(cond((null w3)(setq w3 t))
(t(progn
(setq w3 (booltra!> w3))
(cond((eq w3 !!er!!)(return !!er!!))))))
(setq wa
(cond((eq wt 'let) (leti!> lst nil)) % not words
((eq wt 'match) (matchi!> lst nil)) % not words
(t (cleri!> lst nil))))
(cond((eq wa !!er!!)
(prog2(remflag w2 '!+grgvar)(return !!er!!))))
(errorset (list 'forall (list 'quote (list w w3 wa)))
![erst1!] ![erst2!] )
(remflag w2 '!+grgvar)
(setq wa (cadadr wa))
(cond((not(eqs!> wt 'clear)) (setq wa (mapcar wa 'cadr)))) % not word
(while!> wa
(setq wss (list 'forall
(list w w3
(list (faclear!>)
(list 'quote (ncons(car wa)))))))
(setq ![sublist!] (delete wss ![sublist!]))
(cond((not(eq wt 'clear)) % not word
(setq ![sublist!] (cons wss ![sublist!]))))
(setq wa (cdr wa)))
(return t)))
%----- Print...; command ------------------------------------------------
(de printi!> (lst)
(prog (wi)
(cond ((null lst) (return nil)))
(setq ![modp!] ![umod!])
(cond ((not(and (fancyon!>) (not !*latex))) (terpri)))
(cond ((memqs!> 'for lst) (progn % word!!!
(setq lst (seek1q!> lst 'for)) % word!!!
(setq wi (cdr lst))
(setq lst (reverse(car lst))))))
(cond ((null lst) (return nil)))
(cond(wi(setq wi (memlist!> '!, wi))))
(cond((eq wi !!er!!)(prog2(setq ![er!] 2202)(return wi))))
(cond(wi(setq wi (itercon!> wi))))
(cond((eq wi !!er!!)(prog2(setq ![er!] 21031)(return wi))))
(setq ![allzero!] t)
(setq ![extvar!] (mapcar wi 'caar))
% This with prohibited unknown vars -> for
% (setq lst (pretrans!> lst)) % Pre Translation ...
% This with allowed unknown vars -> for
(setq lst (pretransext!> lst)) % pre translation ...
(cond ((and ![extvara!] !*nofreevars)
(mapcar ![extvara!] 'doub!>)
(setq ![er!] 2018)
(setq ![extvara!] nil)
(return !!er!!))
((and ![extvara!]
(not(and (eqn (length ![extvara!]) 1)
(equal (list 'dummyvar!> (car ![extvara!])) lst))))
(setq wi (mapcar ![extvara!] 'ncons))
(setq wi (mapcar wi 'ncons))
(setq ![extvar!] ![extvara!])
(setq ![extvara!] nil) ))
(cond ((eq lst !!er!!) (return !!er!!)))
(setq lst (printico!> wi nil lst nil))
(cond((eq lst !!er!!)(return !!er!!)))
(cond
(![allzero!]
(progn (alpri!> nil)
(grgend!>)
(grgterpri!>) (terpri)))
((and (not !*latex) (fancyon!>)) (terpri)))
(return t)))
(de appendn!> (wa wd)
(cond((null wa) wd)
(t(cons(ncons(car wa))(appendn!>(cdr wa)wd)))))
(de printico!> (wi wt lst wp)
(cond
((null wi) (progn
(setq lst (fintrans!> lst)) % final translation
(cond((eq lst !!er!!) !!er!!)
((null lst) nil)
(t(progn (setq ![allzero!] nil)
(cond(wt(prinvarl!>(reverse wt))))
(cond(!*math(gprin!> "(")))
(cond
((zerop(car lst)) (alpri!> (cdr lst))) % algexpr
(t (dfpri!> (cdr lst) (car lst)))) % form
(cond(!*math(gprin!> ")")))
(cond((ifmodo!>)(ooend!>)))
(grgterpri!>)
(cond((not(and (fancyon!>) (not !*latex))) (terpri)))
)))))
(t(proc (wa we)
(setq wa (errorset!> (list3 'itertr!> (list2 'quote (car wi))
(list2 'quote wp) )
![erst1!] ![erst2!]))
(cond((atom wa)(prog2(setq ![er!] wa)(return !!er!!)))
(t(setq wa(reverse(car wa)))))
(while!> wa
(put (caar wa) '!=subind (cdar wa))
(setq we (printico!> (cdr wi) (cons(cdar wa)wt) lst (cdar wa)))
(remprop (caar wa) '!=subind)
(cond((eq we !!er!!)(return we)))
(setq wa (cdr wa)))))))
(de prinvarl!> (w)
(proc (wr we)
(cond (!*math (setq wr '( !(!* )))
(!*macsyma (setq wr '( !/!* )))
(!*maple (setq wr '( !#! )))
((or !*grg !*reduce) (setq wr '( !% ))))
(setq we ![extvar!])
(while!> w
(setq wr (cons(car w)(cons '!= (cons(car we)wr))))
(setq w (cdr w))
(cond((and w (fancyon!>)) (setq wr (cons '!, wr))))
(setq we (cdr we)))
(setq wr (cons
(cond (!*math '!*!) )
(!*macsyma '!*!/ )
(!*grg '!;! )
((fancyon!>) '!: )
% ((fancyon!>) '!:!\! )
(t '!:! )) wr))
(setq wr (reverse wr))
(cond((ifmodo!>) (prog2(gprinwb!> wr)(gterpri!>)))
(t (algprinwb!> wr)))
(cond ((fancyon!>) (algpri!> " ")))
))
(de itercon!> (lst)
(proc (w wc)
(while!> lst
(setq wc (car lst))
(setq lst (cdr lst))
(cond((or(memq '!< wc)(memq '!> wc)(memq '!<!= wc)(memq '!>!= wc))
(progn (setq wc (itercon1!> wc))
(cond((eq wc !!er!!)(return !!er!!)))
(setq w (append wc w)) ))
(t(setq w (cons(ncons wc)w)))))
(return(reversip w))))
(de itercon1!> (lst)
(proc (w wc wa)
(while!> lst
(cond
((memq (car lst) '(!< !> !<!= !>!=))
(cond((or(null(cdr lst))(null wa))(return !!er!!))
(t(progn (setq w (cons (cons(reverse wa)wc) w))
(setq wa nil)
(setq wc (itcty!>(car lst)))
(setq lst (cdr lst)) ))))
(t(prog2(setq wa (cons(car lst)wa))
(setq lst (cdr lst))))))
(setq w (cons (cons(reverse wa)wc) w))
(return w)))
(de itcty!> (w)
(cond
((eq w '!<) 1)
((eq w '!>) 2)
((eq w '!<!=) 3)
((eq w '!>!=) 4)))
%----- Comment ... command -----------------------------------------------
(de comment!> (lst)
(cond (![unl!] (progn
(wrs ![unl!])
(print '(cout!>)) (terpri)
(print (list 'comin!> (list 'quote lst))) (terpri)
(wrs ![wri!]) ))
(t nil)))
%----- Zero/Nullify command ----------------------------------------------
(de zero!> (lst) % 05.96
(proc (w wc)
(cond ((null lst) (return nil))
((eqs!> lst '(time)) (progn % word!!!
(setq ![time!] (time))
(setq ![gctime!] (gctime))
(return nil))))
(cond ((eq (setq w (dgood!> lst)) !!er!!) (return !!er!!)))
(setq w (altdata!> w))
(while!> w
(setq wc (car w))
(cond ((not (memq wc '(![cord!] ![const!] ![fun!] ![sol!] ![apar!] )))
(cond
((eq wc '!#!G) (setq ![mtype!] 3) (setq ![dtype!] 1) )
((eq wc '!#!G!I) (setq ![mitype!] 3) (setq ![ditype!] 1) )
((eq wc '!#!T) (setq ![ftype!] 3) )
((eq wc '!#!D) (setq ![fitype!] 3) ) )
(set wc (mkbox!> wc))))
(setq w (cdr w)))))
%----- Forget ; command --------------------------------------------------
(de forget!> (lst)
(proc (w)
(cond ((null lst) (return nil))
((eq (setq w (dgood!> lst)) !!er!!) (return !!er!!)))
(setq w (altdata!> w))
(while!> w
(cond ((flagp (car w) '!+abbr) (forget1!>(car w)))
(t (msg!> 8701)))
(setq w (cdr w)))))
(de forget1!> (w)
(prog (wa wb wl)
(cond
((flagp w '!+abbr) (prog2
(setq wb ![abbr!])
(setq ![abbr!]
(loop!>
(cond ((eq w (car wb)) (return (app!> wa (cdr wb))))
(t(prog2 (setq wa (cons (car wb) wa))
(setq wb (cdr wb))))))))))
% (setplist w nil) % AMI: removes ALL properties and flags
(remprop w 'vartype) % PSL: removes GLOBAL/FLUID
(setq wl (ncons w))
(set w nil)
(foreach!> x in ![allflags!] do (remflag wl x))
(foreach!> x in ![allprops!] do (remprop w x))
))
%-------- Hold/Relese; ---------------------------------------------------
(de hold!> (lst wt)
(prog (w)
(cond ((null lst) (return nil))
((eq (setq w (dgood!> lst)) !!er!!) (return !!er!!)))
(setq w (altdata!> w))
(cond (wt (flag w '!+hold))
(t (remflag w '!+hold)))
(return t)))
%---------- Erase/Delete; -----------------------------------------------
(de erase!> (lst) % 5.96
(proc (w wc)
(cond ((null lst) (return nil))
((eq (setq w (dgood!> lst)) !!er!!) (return !!er!!)))
(setq w (altdata!> w))
(while!> w
(setq wc (car w))
(cond ((and ![umod!] (memq wc '(!#!b !#!e))) (msg!> 7012))
((eq wc '![cord!])
(rempf!> ![rpflcr!] nil) (setq ![cord!] nil))
((eq wc '![const!])
(rempf!> ![rpflcn!] nil) (setq ![const!] nil))
((eq wc '![apar!])
(rempf!> ![rpflap!] '(2)) (setq ![apar!] nil))
((eq wc '![fun!])
(rempf!> ![rpflfu!] '(1)) (setq ![fun!] nil)
(setq ![gfun!] nil) )
(t (set wc nil)))
(cond
((eq wc '!#!G) (setq ![mtype!] nil) (setq ![dtype!] nil) )
((eq wc '!#!G!I) (setq ![mitype!] nil) (setq ![ditype!] nil) )
((eq wc '!#!T) (setq ![ftype!] nil) )
((eq wc '!#!D) (setq ![fitype!] nil) ) )
(setq w (cdr w)) )
(return t)))
%----- New Commands Driver -----------------------------------------------
(de newcommands!> (w)
(cond ((null w) nil)
((eqs!> (car w) 'coordinates) (chcoord!> (cdr w))) % word!!!
((eqs!> (car w) 'object) (obdec!> (cdr w) 0)) % word!!!
((eqs!> (car w) 'equation) (obdec!> (cdr w) 1)) % word!!!
((eqs!> (car w) 'connection) (obdec!> (cdr w) 2)) % word!!!
(t (obdec!> w 0))))
%----- Show Commands Driver ----------------------------------------------
(de shcommands!> (w)
(cond ((null w) nil)
((eqs!> w '(time)) (timei!>)) % word!!!
((eqs!> w '(status)) (shstatus!>)) % word!!!
((eqs!> w '(all)) (shall!>)) % word!!!
((eqs!> w '(gc time)) (gctime!>)) % word!!!
((eqs!> (car w) 'switch) (sflag!> (cdr w))) % word!!!
((eqs!> (car w) 'file) (showfil!> (cdr w))) % word!!!
((memq '!* w) (shallbuilt!> w))
((stringp (car w)) (showfil!> w))
((and (null(cdr w)) (idp(car w))
(or (flagp (idtostcase!> (car w)) 'switch)
(flagp (idtostcase!> (car w)) '!+switch)))
(sflag!> w))
(t (showobj!> w))))
%----- Show Object -------------------------------------------------------
(de showobj!> (lst)
(proc (w)
(cond ((null lst) (return nil))
((eq (setq w (dgoodw!> lst)) !!er!!) (return !!er!!)))
(setq w (altdata!> w))
(cond ((null w) (return nil)))
(while!> w
(cond ((memq (car w) '(![cord!] ![const!] ![fun!] ![sol!] ![apar!]))
nil )
(t (shobj1!> (car w))))
(setq w (cdr w)) )
(terpri)
(return t)))
(de shobj1!> (w)
(prog (wi wt wy ww wc wd wx)
(terpri)
(setq wi (get w '!=idxl))
(setq wt (gettype!> w))
(setq wy (get w '!=sidxl))
(setq ww (get w '!=way))
(setq wd (get w '!=dens))
(gprinreset!>)
(setq ![gptab!] 2)
% Name ...
(cond ((not(or (flagp w '!+abbr) (flagp w '!+macros2))) (thepn!> w)))
% ID ...
(gprin!> (incom!>(cdr(explode2 w))))
% Indices ...
(while!> wi
(setq wc (car wi))
% Position ...
(cond
((and (upperp!> wc) (holp!> wc)) (gprin!> "^"))
((upperp!> wc) (gprin!> "'"))
((holp!> wc) (gprin!> "_"))
(t (gprin!> ".")))
% Type ...
(cond
((holp!> wc) (gprin!>(car ![wh!])) (setq ![wh!] (cdr ![wh!])))
((tetrp!> wc) (gprin!>(car ![wf!])) (setq ![wf!] (cdr ![wf!])))
((enump!> wc) (gprin!>(car ![wi!])) (setq ![wi!] (cdr ![wi!]))
(cond ((cdr wc) (gprin!> (cdr wc)))
(t (gprin!> "dim"))))
((spinp!> wc) (for!> x (1 1 (cdr wc)) do (progn
(gprin!>(car ![ws!]))
(setq ![ws!] (cdr ![ws!]))))))
(cond ((dotp!> wc) (gprin!> "~")))
(setq wi (cdr wi)))
(gpris!>)
% Type ...
(gprin!> (cond((flagp w '!+pl) "are")(t "is")))
(gpris!>)
(cond ((eqn wt -1) (gprin!> "Vector"))
((eqn wt 0) (gprin!> "Scalar"))
(t (gprin!> wt) (gprin!> "-form")))
(cond ((flagp w '!+equ) (gpris!>) (gprin!> "Equation"))
((flagp w '!+fconn) (gpris!>)
(gprils0!> '("Frame" "Connection")))
((flagp w '!+hconn) (gpris!>)
(gprils0!> '("Holonomic" "Connection")))
((flagp w '!+uconn) (gpris!>)
(gprils0!> '("Spinor" "Connection")))
((flagp w '!+dconn) (gpris!>)
(gprils0!> '("Conjugate" "Spinor" "Connection")))
((flagp w '!+macros2) (gpris!>)
(gprils0!> '("Macro" "Object")))
(wd (gpris!>)
(gprin!> "Density")
(gpris!>)
(cond ((car wd) (gprin!> "sgnD") (setq wx t)))
(cond ((cadr wd) (cond (wx (gprin!> "*")))
(setq wx t)
(gprin!> "D")
(cond ((not(eqn (cadr wd) 1))
(gprin!> "^")
(cond ((lessp (cadr wd) 0) (gprin!> "(")))
(gprin!> (cadr wd))
(cond ((lessp (cadr wd) 0) (gprin!> ")")))
))))
(cond ((caddr wd) (cond (wx (gprin!> "*")))
(setq wx t)
(gprin!> "sgnL")))
(cond ((cadddr wd) (cond (wx (gprin!> "*")))
(gprin!> "L")
(cond ((not(eqn (cadddr wd) 1))
(gprin!> "^")
(cond ((lessp (cadddr wd) 0) (gprin!> "(")))
(gprin!> (cadddr wd))
(cond ((lessp (cadddr wd) 0) (gprin!> ")")))
))))
))
(gterpri!>)
% Value ...
(cond ((flagp w '!+macros2) nil)
((eval w) (gprin!> "Value: known") (gterpri!>))
(t (gprin!> "Value: unknown") (gterpri!>)))
% Symmetries ...
(cond((null wy) (go lab1)))
(gprinreset!>) (gprin!> " ")
(setq ![gptab!] 4)
(gprin!> "Symmetries:")
(gpris!>)
(while!> wy
(shsy!>(car wy))
(cond((cdr wy) (prog2 (gprin!> ",") (gpris!>))))
(setq wy (cdr wy)))
(gterpri!>)
lab1
% Ways of calculation ...
(setq ww (allways!> ww))
(cond ((null ww) (go lab2)))
(gprinreset!>) (gprin!> " ")
(setq ![gptab!] 4)
(gprin!> "Ways of calculation:")
(gterpri!>)
(while!> ww
(gprinreset!>)
(setq ![gptab!] 6)
(gprin!> " ")
(setq wc (car ww))
(gprils!> (lowertxt!>(car wc)))
(setq wc (cdr wc))
(gprin!> "(")
(while!> wc
(gprin!> (incom!> (cdr (explode2
(cond ((pairp(car wc)) (cadar wc)) (t (car wc))) ))))
(cond((pairp(car wc)) (gprin!> "*")))
(cond ((cdr wc) (gprin!> ",")))
(setq wc (cdr wc)))
(gprin!> ")")
(gterpri!>)
(setq ww (cdr ww)))
lab2
(gprinreset!>)))
(de shsy!> (w)
(cond ((numberp w) (gprin!> w))
((idp w) (gprin!> (tolc!> w)))
((idp(car w)) (prog2 (shsy!>(car w)) (shsy!>(cdr w))))
(t(proc nil
(gprin!> "(")
(while!> w
(shsy!> (car w))
(cond((cdr w) (gprin!> ",")))
(setq w (cdr w)))
(gprin!> ")") ))))
(de allways!> (ww)
(proc (wr w)
(while!> ww
(cond((not(eval(cadar ww))) (setq wr (cons (car ww) wr))))
(setq ww (cdr ww)))
(setq ww nil)
(while!> wr
(setq w (needdata!>(cdddar wr)))
(setq w
(cons (cond((null(caar wr)) '( "Standard way" )) (t(caar wr))) w))
(setq ww (cons w ww))
(setq wr (cdr wr)))
(return ww)))
(de needdata!> (w)
(cond ((null w) nil)
((atom (car w)) (cons (car w) (needdata!> (cdr w))))
((eq (caar w) t) (cons (car w) (needdata!> (cdr w))))
((eval (caar w)) (append (cdar w) (needdata!> (cdr w))))
(t (needdata!> (cdr w)))))
%----- Time; and GC Time; commands ---------------------------------------
(de timei!> nil
(prog (wt wgt)
(setq wt (difference (time) ![time!]))
(setq wgt (difference (gctime) ![gctime!]))
(cond ((iscsl!>) (setq wt (plus wt wgt))))
(cond ((not(eqn wt 0)) (setq wgt (quotient (times 100 wgt) wt)))
(t (setq wgt 0)))
(prin2 "Time: ")
(prtime!> wt)
(cond ((zerop wt) (prog2 (terpri) (return nil))))
(prin2 " (")
(prin2 wgt)
(prin2 "%GC)")
(terpri)))
(de gptime!> nil
(prog (wt wgt)
(setq wt (difference (time) ![time!]))
(cond ((iscsl!>) (setq wgt (difference (gctime) ![gctime!]))
(setq wt (plus wt wgt))))
(gprtime!> wt)
(gterpri!>)))
(de gctime!> nil
(progn (prin2 "Garbage collections time: ")
(prtime!> (difference (gctime) ![gctime!])) (terpri)))
(de prtime!> (w)
(prog (wa wb)
(setq wb (quotient (remainder w 1000) 10))
(setq wa (quotient w 1000))
(prin2 wa)(prin2 ".")
(cond((lessp wb 10)(prin2 "0")))
(prin2 wb)
(prin2 " sec")))
(de gprtime!> (w)
(prog (wa wb wt)
(setq wb (quotient (remainder w 1000) 10))
(setq wa (quotient w 1000))
% (gprin!> wa)(gprin!> ".")
% (cond((lessp wb 10)(gprin!> "0")))
% (gprin!> wb)
% (gprin!> " sec")
(setq wt '(! !s !e !c !"))
(setq wt (append (explode2 wb) wt))
(cond((lessp wb 10) (setq wt (cons '!0 wt))))
(setq wt (cons '!. wt))
(setq wt (append (explode2 wa) wt))
(setq wt (cons '!" wt))
(gprin!>(compress wt))
))
%----- Find/Calculate ; command ------------------------------------------
(de find!> (lst)
(proc (w wa wss)
(cond ((null lst) (return nil)))
(setq w (byfrom!> lst))
(cond ((eq w !!er!!) (return !!er!!)))
(setq wss w)