Nuprl Lemma : mul-polynom_wf
∀[n:ℕ]. ∀[p,q:polyform(n)].  (mul-polynom(n;p;q) ∈ polyform(n))
Proof
Definitions occuring in Statement : 
mul-polynom: mul-polynom(n;p;q), 
polyform: polyform(n), 
nat: ℕ, 
uall: ∀[x:A]. B[x], 
member: t ∈ T
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x], 
member: t ∈ T, 
nat: ℕ, 
implies: P ⇒ Q, 
false: False, 
ge: i ≥ j , 
uimplies: b supposing a, 
not: ¬A, 
satisfiable_int_formula: satisfiable_int_formula(fmla), 
exists: ∃x:A. B[x], 
all: ∀x:A. B[x], 
top: Top, 
and: P ∧ Q, 
prop: ℙ, 
mul-polynom: mul-polynom(n;p;q), 
polyconst: polyconst(n;k), 
subtract: n - m, 
has-value: (a)↓, 
le: A ≤ B, 
less_than': less_than'(a;b), 
bool: 𝔹, 
unit: Unit, 
it: ⋅, 
btrue: tt, 
uiff: uiff(P;Q), 
ifthenelse: if b then t else f fi , 
bfalse: ff, 
or: P ∨ Q, 
sq_type: SQType(T), 
guard: {T}, 
bnot: ¬bb, 
assert: ↑b, 
subtype_rel: A ⊆r B, 
polyform: polyform(n), 
eq_int: (i =z j), 
decidable: Dec(P), 
nequal: a ≠ b ∈ T , 
so_lambda: λ2x y.t[x; y], 
so_apply: x[s1;s2], 
iff: P ⇐⇒ Q, 
rev_implies: P ⇐ Q
Lemmas referenced : 
nat_properties, 
full-omega-unsat, 
intformand_wf, 
intformle_wf, 
itermConstant_wf, 
itermVar_wf, 
intformless_wf, 
istype-int, 
int_formula_prop_and_lemma, 
istype-void, 
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, 
value-type-has-value, 
polyform_wf, 
istype-false, 
le_wf, 
polyform-value-type, 
poly-zero_wf, 
eqtt_to_assert, 
eqff_to_assert, 
bool_cases_sqequal, 
subtype_base_sq, 
bool_wf, 
bool_subtype_base, 
assert-bnot, 
subtype_rel_self, 
subtract-1-ge-0, 
decidable__le, 
intformnot_wf, 
int_formula_prop_not_lemma, 
polyconst_wf, 
eq_int_wf, 
assert_of_eq_int, 
less_than_transitivity1, 
le_weakening, 
less_than_irreflexivity, 
intformeq_wf, 
int_formula_prop_eq_lemma, 
int_subtype_base, 
neg_assert_of_eq_int, 
int-value-type, 
subtract_wf, 
nat_wf, 
nil_wf, 
itermSubtract_wf, 
int_term_value_subtract_lemma, 
assert_wf, 
bnot_wf, 
not_wf, 
equal-wf-base, 
eager-accum_wf, 
list_wf, 
list-valueall-type, 
valueall-type-polyform, 
bool_cases, 
iff_transitivity, 
iff_weakening_uiff, 
assert_of_bnot, 
uiff_transitivity, 
add-polynom_wf1, 
btrue_wf, 
null_wf, 
equal-wf-T-base, 
append_wf, 
cons_wf, 
map_wf, 
assert_of_null, 
subtype_rel-equal
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
Error :isect_memberFormation_alt, 
introduction, 
cut, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
hypothesisEquality, 
hypothesis, 
setElimination, 
rename, 
sqequalRule, 
intWeakElimination, 
Error :lambdaFormation_alt, 
natural_numberEquality, 
independent_isectElimination, 
approximateComputation, 
independent_functionElimination, 
Error :dependent_pairFormation_alt, 
Error :lambdaEquality_alt, 
int_eqEquality, 
dependent_functionElimination, 
Error :isect_memberEquality_alt, 
voidElimination, 
independent_pairFormation, 
Error :universeIsType, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
Error :functionIsTypeImplies, 
Error :inhabitedIsType, 
callbyvalueReduce, 
sqleReflexivity, 
Error :dependent_set_memberEquality_alt, 
because_Cache, 
unionElimination, 
equalityElimination, 
productElimination, 
Error :equalityIsType1, 
promote_hyp, 
instantiate, 
cumulativity, 
multiplyEquality, 
applyEquality, 
intEquality, 
int_eqReduceTrueSq, 
Error :equalityIsType2, 
baseApply, 
closedConclusion, 
baseClosed, 
int_eqReduceFalseSq, 
Error :equalityIsType4, 
Error :equalityIsType3
Latex:
\mforall{}[n:\mBbbN{}].  \mforall{}[p,q:polyform(n)].    (mul-polynom(n;p;q)  \mmember{}  polyform(n))
Date html generated:
2019_06_20-PM-01_53_01
Last ObjectModification:
2018_10_07-AM-00_23_34
Theory : integer!polynomials
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