Nuprl Lemma : shift-play_wf
∀[Pos:Type]. ∀[Mv:Pos ⟶ Type]. ∀[n:ℕ]. ∀[p:ℕn ⟶ MoveChoice(Pos;a.Mv[a])].
  (shift-play(p) ∈ ℕn - 1 ⟶ MoveChoice(Pos;a.Mv[a]))
Proof
Definitions occuring in Statement : 
shift-play: shift-play(p)
, 
MoveChoice: MoveChoice(Pos;a.Mv[a])
, 
int_seg: {i..j-}
, 
nat: ℕ
, 
uall: ∀[x:A]. B[x]
, 
so_apply: x[s]
, 
member: t ∈ T
, 
function: x:A ⟶ B[x]
, 
subtract: n - m
, 
natural_number: $n
, 
universe: Type
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
shift-play: shift-play(p)
, 
nat: ℕ
, 
int_seg: {i..j-}
, 
uiff: uiff(P;Q)
, 
and: P ∧ Q
, 
uimplies: b supposing a
, 
lelt: i ≤ j < k
, 
ge: i ≥ j 
, 
all: ∀x:A. B[x]
, 
decidable: Dec(P)
, 
or: P ∨ Q
, 
satisfiable_int_formula: satisfiable_int_formula(fmla)
, 
exists: ∃x:A. B[x]
, 
false: False
, 
implies: P 
⇒ Q
, 
not: ¬A
, 
top: Top
, 
subtract: n - m
, 
prop: ℙ
, 
le: A ≤ B
, 
less_than: a < b
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
Lemmas referenced : 
nat_wf, 
MoveChoice_wf, 
int_seg_wf, 
lelt_wf, 
int_formula_prop_wf, 
int_term_value_var_lemma, 
int_term_value_constant_lemma, 
int_term_value_subtract_lemma, 
int_formula_prop_le_lemma, 
int_formula_prop_not_lemma, 
int_formula_prop_and_lemma, 
itermVar_wf, 
itermConstant_wf, 
itermSubtract_wf, 
intformle_wf, 
intformnot_wf, 
intformand_wf, 
satisfiable-full-omega-tt, 
subtract_wf, 
decidable__le, 
nat_properties, 
add-member-int_seg2
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
sqequalRule, 
lambdaEquality, 
applyEquality, 
hypothesisEquality, 
lemma_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
natural_numberEquality, 
setElimination, 
rename, 
hypothesis, 
productElimination, 
independent_isectElimination, 
dependent_set_memberEquality, 
independent_pairFormation, 
dependent_functionElimination, 
unionElimination, 
dependent_pairFormation, 
int_eqEquality, 
intEquality, 
isect_memberEquality, 
voidElimination, 
voidEquality, 
computeAll, 
because_Cache, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
functionEquality, 
cumulativity, 
universeEquality
Latex:
\mforall{}[Pos:Type].  \mforall{}[Mv:Pos  {}\mrightarrow{}  Type].  \mforall{}[n:\mBbbN{}].  \mforall{}[p:\mBbbN{}n  {}\mrightarrow{}  MoveChoice(Pos;a.Mv[a])].
    (shift-play(p)  \mmember{}  \mBbbN{}n  -  1  {}\mrightarrow{}  MoveChoice(Pos;a.Mv[a]))
Date html generated:
2016_05_14-PM-03_56_44
Last ObjectModification:
2016_01_14-PM-09_43_37
Theory : spread
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