let n be Ordinal; :: thesis: for T being connected TermOrder of n
for L being non trivial right_complementable almost_left_invertible associative commutative well-unital distributive Abelian add-associative right_zeroed doubleLoopStr
for P being Subset of (Polynom-Ring n,L)
for f, g being Polynomial of n,L st PolyRedRel P,T reduces f - g, 0_ n,L holds
f,g are_convertible_wrt PolyRedRel P,T
let T be connected TermOrder of n; :: thesis: for L being non trivial right_complementable almost_left_invertible associative commutative well-unital distributive Abelian add-associative right_zeroed doubleLoopStr
for P being Subset of (Polynom-Ring n,L)
for f, g being Polynomial of n,L st PolyRedRel P,T reduces f - g, 0_ n,L holds
f,g are_convertible_wrt PolyRedRel P,T
let L be non trivial right_complementable almost_left_invertible associative commutative well-unital distributive Abelian add-associative right_zeroed doubleLoopStr ; :: thesis: for P being Subset of (Polynom-Ring n,L)
for f, g being Polynomial of n,L st PolyRedRel P,T reduces f - g, 0_ n,L holds
f,g are_convertible_wrt PolyRedRel P,T
let P be Subset of (Polynom-Ring n,L); :: thesis: for f, g being Polynomial of n,L st PolyRedRel P,T reduces f - g, 0_ n,L holds
f,g are_convertible_wrt PolyRedRel P,T
let f, g be Polynomial of n,L; :: thesis: ( PolyRedRel P,T reduces f - g, 0_ n,L implies f,g are_convertible_wrt PolyRedRel P,T )
set R = PolyRedRel P,T;
assume
PolyRedRel P,T reduces f - g, 0_ n,L
; :: thesis: f,g are_convertible_wrt PolyRedRel P,T
then
f,g are_convergent_wrt PolyRedRel P,T
by Th50;
then consider h being set such that
A1:
( PolyRedRel P,T reduces f,h & PolyRedRel P,T reduces g,h )
by REWRITE1:def 7;
(PolyRedRel P,T) ~ reduces h,g
by A1, REWRITE1:25;
then
( (PolyRedRel P,T) \/ ((PolyRedRel P,T) ~ ) reduces f,h & (PolyRedRel P,T) \/ ((PolyRedRel P,T) ~ ) reduces h,g )
by A1, REWRITE1:23, XBOOLE_1:7;
then
(PolyRedRel P,T) \/ ((PolyRedRel P,T) ~ ) reduces f,g
by REWRITE1:17;
hence
f,g are_convertible_wrt PolyRedRel P,T
by REWRITE1:def 4; :: thesis: verum