diff options
Diffstat (limited to 'src/algebra')
| -rw-r--r-- | src/algebra/kl.spad.pamphlet | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/src/algebra/kl.spad.pamphlet b/src/algebra/kl.spad.pamphlet index 66c40bed..a97fdd7a 100644 --- a/src/algebra/kl.spad.pamphlet +++ b/src/algebra/kl.spad.pamphlet @@ -157,7 +157,7 @@ Kernel(S: SetCategory): Exports == Implementation where macro SPECIALINPUT == '%specialInput import SortedCache(%) - Rep := Record(op:OP, arg:List S, nest:N, posit:N) + Rep == Record(op:OP, arg:List S, nest:N, posit:N) clearCache() @@ -167,11 +167,11 @@ Kernel(S: SetCategory): Exports == Implementation where is?(k:%, s:Symbol) == is?(operator k, s) is?(k:%, o:OP) == (operator k) = o - height k == k.nest - operator k == k.op - argument k == k.arg - position k == k.posit - setPosition(k, n) == k.posit := n + height k == rep(k).nest + operator k == rep(k).op + argument k == rep(k).arg + position k == rep(k).posit + setPosition(k, n) == rep(k).posit := n B2Z flag == (flag => -1; 1) kernel s == kernel(assert(operator(s,0),SYMBOL), nil(), 1) @@ -184,25 +184,25 @@ Kernel(S: SetCategory): Exports == Implementation where "failed" k1 = k2 == - if k1.posit = 0 then enterInCache(k1, triage) - if k2.posit = 0 then enterInCache(k2, triage) - k1.posit = k2.posit + if rep(k1).posit = 0 then enterInCache(k1, triage) + if rep(k2).posit = 0 then enterInCache(k2, triage) + rep(k1).posit = rep(k2).posit k1 < k2 == - if k1.posit = 0 then enterInCache(k1, triage) - if k2.posit = 0 then enterInCache(k2, triage) - k1.posit < k2.posit + if rep(k1).posit = 0 then enterInCache(k1, triage) + if rep(k2).posit = 0 then enterInCache(k2, triage) + rep(k1).posit < rep(k2).posit kernel(fn, x, n) == (#x)::Arity ~= arity fn and (arity fn ~= arbitrary()) => error "Wrong number of arguments" - enterInCache([fn, x, n, 0]$Rep, triage) + enterInCache(per [fn, x, n, 0], triage) -- SPECIALDISP contains a map List S -> OutputForm -- it is used when the converting the arguments first is not good, -- for instance with formal derivatives. coerce(k:%):OutputForm == - (v := symbolIfCan k) case Symbol => v::Symbol::OutputForm + (v := symbolIfCan k) case Symbol => v@Symbol::OutputForm (f := property(o := operator k, SPECIALDISP)) case None => ((f@None) pretend (List S -> OutputForm)) (argument k) l := [x::OutputForm for x in argument k]$List(OutputForm) @@ -210,8 +210,8 @@ Kernel(S: SetCategory): Exports == Implementation where (u::(List OutputForm -> OutputForm)) l triage(k1, k2) == - k1.nest ~= k2.nest => B2Z(k1.nest < k2.nest) - k1.op ~= k2.op => B2Z(k1.op < k2.op) + rep(k1).nest ~= rep(k2).nest => B2Z(rep(k1).nest < rep(k2).nest) + rep(k1).op ~= rep(k2).op => B2Z(rep(k1).op < rep(k2).op) (n1 := #(argument k1)) ~= (n2 := #(argument k2)) => B2Z(n1 < n2) ((func := property(operator k1, SPECIALEQUAL)) case None) and (((func@None) pretend ((%, %) -> Boolean)) (k1, k2)) => 0 @@ -221,7 +221,7 @@ Kernel(S: SetCategory): Exports == Implementation where if S has ConvertibleTo InputForm then convert(k:%):InputForm == - (v := symbolIfCan k) case Symbol => convert(v::Symbol)@InputForm + (v := symbolIfCan k) case Symbol => convert(v@Symbol)@InputForm (f := property(o := operator k, SPECIALINPUT)) case None => ((f@None) pretend (List S -> InputForm)) (argument k) l := [convert x for x in argument k]$List(InputForm) @@ -233,21 +233,21 @@ Kernel(S: SetCategory): Exports == Implementation where convert(k:%):Pattern(Integer) == o := operator k (v := symbolIfCan k) case Symbol => - s := patternVariable(v::Symbol, + s := patternVariable(v@Symbol, has?(o, PMCONST), has?(o, PMOPT), has?(o, PMMULT)) empty?(l := preds o) => s setPredicates(s, l) - o [convert x for x in k.arg]$List(Pattern Integer) + o [convert x for x in rep(k).arg]$List(Pattern Integer) if S has ConvertibleTo Pattern Float then convert(k:%):Pattern(Float) == o := operator k (v := symbolIfCan k) case Symbol => - s := patternVariable(v::Symbol, + s := patternVariable(v@Symbol, has?(o, PMCONST), has?(o, PMOPT), has?(o, PMMULT)) empty?(l := preds o) => s setPredicates(s, l) - o [convert x for x in k.arg]$List(Pattern Float) + o [convert x for x in rep(k).arg]$List(Pattern Float) @ \section{package KERNEL2 KernelFunctions2} |