Nuprl Lemma : mk_applies_split
∀[F,G:Top]. ∀[n,m:ℕ].  (mk_applies(F;G;m + n) ~ mk_applies(mk_applies(F;G;m);λk.(G (m + k));n))
Proof
Definitions occuring in Statement : 
mk_applies: mk_applies(F;G;m)
, 
nat: ℕ
, 
uall: ∀[x:A]. B[x]
, 
top: Top
, 
apply: f a
, 
lambda: λx.A[x]
, 
add: n + m
, 
sqequal: s ~ t
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
nat: ℕ
, 
top: Top
, 
mk_applies: mk_applies(F;G;m)
, 
implies: P 
⇒ Q
, 
false: False
, 
ge: i ≥ j 
, 
uimplies: b supposing a
, 
satisfiable_int_formula: satisfiable_int_formula(fmla)
, 
exists: ∃x:A. B[x]
, 
not: ¬A
, 
all: ∀x:A. B[x]
, 
and: P ∧ Q
, 
prop: ℙ
, 
decidable: Dec(P)
, 
or: P ∨ Q
, 
bool: 𝔹
, 
unit: Unit
, 
it: ⋅
, 
btrue: tt
, 
uiff: uiff(P;Q)
, 
ifthenelse: if b then t else f fi 
, 
bfalse: ff
, 
sq_type: SQType(T)
, 
guard: {T}
, 
bnot: ¬bb
, 
assert: ↑b
Lemmas referenced : 
add-commutes, 
primrec_add, 
top_wf, 
int_seg_wf, 
nat_wf, 
nat_properties, 
satisfiable-full-omega-tt, 
intformand_wf, 
intformle_wf, 
itermConstant_wf, 
itermVar_wf, 
intformless_wf, 
int_formula_prop_and_lemma, 
int_formula_prop_le_lemma, 
int_term_value_constant_lemma, 
int_term_value_var_lemma, 
int_formula_prop_less_lemma, 
int_formula_prop_wf, 
ge_wf, 
less_than_wf, 
primrec0_lemma, 
decidable__le, 
subtract_wf, 
intformnot_wf, 
itermSubtract_wf, 
int_formula_prop_not_lemma, 
int_term_value_subtract_lemma, 
eq_int_wf, 
bool_wf, 
eqtt_to_assert, 
assert_of_eq_int, 
eqff_to_assert, 
equal_wf, 
bool_cases_sqequal, 
subtype_base_sq, 
bool_subtype_base, 
assert-bnot, 
neg_assert_of_eq_int, 
primrec-unroll
Rules used in proof : 
sqequalSubstitution, 
cut, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isectElimination, 
thin, 
setElimination, 
rename, 
hypothesisEquality, 
hypothesis, 
isect_memberEquality, 
voidElimination, 
voidEquality, 
sqequalRule, 
because_Cache, 
functionExtensionality, 
natural_numberEquality, 
addEquality, 
isect_memberFormation, 
sqequalAxiom, 
intWeakElimination, 
lambdaFormation, 
independent_isectElimination, 
dependent_pairFormation, 
lambdaEquality, 
int_eqEquality, 
intEquality, 
dependent_functionElimination, 
independent_pairFormation, 
computeAll, 
independent_functionElimination, 
unionElimination, 
equalityElimination, 
equalityTransitivity, 
equalitySymmetry, 
productElimination, 
promote_hyp, 
instantiate, 
cumulativity
Latex:
\mforall{}[F,G:Top].  \mforall{}[n,m:\mBbbN{}].    (mk\_applies(F;G;m  +  n)  \msim{}  mk\_applies(mk\_applies(F;G;m);\mlambda{}k.(G  (m  +  k));n))
Date html generated:
2017_10_01-AM-08_40_18
Last ObjectModification:
2017_07_26-PM-04_28_00
Theory : untyped!computation
Home
Index