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last edited 15 years ago by alfredo |
Edit detail for #431 exponentiation wrong in 'LODO' revision 3 of 6
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Editor: kratt6
Time: 2008/08/31 03:55:57 GMT-7 |
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| Note: fixed in FriCAS revision 346 | ||
added:
From kratt6 Sun Aug 31 03:55:56 -0700 2008
From: kratt6
Date: Sun, 31 Aug 2008 03:55:56 -0700
Subject: fixed in FriCAS revision 346
Message-ID: <20080831035556-0700@axiom-wiki.newsynthesis.org>
Status: open => fixed somewhere
axiom
Dx: LODO(EXPR INT, f+->D(f,x)) := D();
Type: LinearOrdinaryDifferentialOperator?(Expression Integer,theMap LAMBDA-CLOSURE(NIL,NIL,NIL,G1421 envArg,SPADCALL(G1421,QUOTE x,ELT(*1;anonymousFunction;0;initial;internal;MV,0))))
axiom
u := operator 'u;
Type: BasicOperator?
axiom
L := Dx + u(x);
Type: LinearOrdinaryDifferentialOperator?(Expression Integer,theMap LAMBDA-CLOSURE(NIL,NIL,NIL,G1421 envArg,SPADCALL(G1421,QUOTE x,ELT(*1;anonymousFunction;0;initial;internal;MV,0))))
axiom
L**2 = L*L
 | (1) |
Type: Equation LinearOrdinaryDifferentialOperator?(Expression Integer,theMap LAMBDA-CLOSURE(NIL,NIL,NIL,G1421 envArg,SPADCALL(G1421,QUOTE x,ELT(*1;anonymousFunction;0;initial;internal;MV,0))))
or
axiom
)cl co
All user variables and function definitions have been cleared. All )browse facility databases have been cleared. Internally cached functions and constructors have been cleared. )clear completely is finished. f: INT->INT:=x+->x+1
 | (2) |
Type: (Integer -> Integer)
axiom
K := OREUP(x, INT, 1, f);
Type: Domain
axiom
L := x::K+1;
Type: UnivariateSkewPolynomial?(x,Integer,R -> R,theMap LAMBDA-CLOSURE(NIL,NIL,NIL,G1432 envArg,SPADCALL(G1432,1,ELT(*1;anonymousFunction;1;initial;internal;MV,0))))
axiom
L^2=L*L
 | (3) |
Type: Equation UnivariateSkewPolynomial?(x,Integer,R -> R,theMap LAMBDA-CLOSURE(NIL,NIL,NIL,G1432 envArg,SPADCALL(G1432,1,ELT(*1;anonymousFunction;1;initial;internal;MV,0))))
Reason is, that exponentiation is not taken from Monoid, but from SUP.
Martin
fixed in FriCAS? revision 346 --kratt6, Sun, 31 Aug 2008 03:55:56 -0700 reply
Status: open => fixed somewhere