Step
*
of Lemma
fps-single-slice
∀[X:Type]. ∀[eq:EqDecider(X)]. ∀[r:CRng]. ∀[c:bag(X)]. ∀[n:ℤ].
([<c>]_n = if (#(c) =z n) then <c> else 0 fi ∈ PowerSeries(X;r))
BY
{ (Auto
THEN BLemma `fps-ext`
THEN Auto
THEN (RepUR ``fps-slice fps-single fps-zero fps-coeff`` 0 THEN Repeat (AutoSplit))⋅) }
Latex:
Latex:
\mforall{}[X:Type]. \mforall{}[eq:EqDecider(X)]. \mforall{}[r:CRng]. \mforall{}[c:bag(X)]. \mforall{}[n:\mBbbZ{}].
([<c>]\_n = if (\#(c) =\msubz{} n) then <c> else 0 fi )
By
Latex:
(Auto
THEN BLemma `fps-ext`
THEN Auto
THEN (RepUR ``fps-slice fps-single fps-zero fps-coeff`` 0 THEN Repeat (AutoSplit))\mcdot{})
Home
Index