Nuprl Lemma : posint_atom_imp_prime
∀a:Atom{<ℤ+,*>}. IsPrime(a)
Proof
Definitions occuring in Statement : 
posint_mul_mon: <ℤ+,*>
, 
matom_ty: Atom{g}
, 
mprime: IsPrime(a)
, 
all: ∀x:A. B[x]
Definitions unfolded in proof : 
mprime: IsPrime(a)
, 
matom_ty: Atom{g}
, 
posint_mul_mon: <ℤ+,*>
, 
grp_car: |g|
, 
pi1: fst(t)
, 
grp_op: *
, 
pi2: snd(t)
, 
infix_ap: x f y
, 
munit: g-unit(u)
, 
matomic: Atomic(a)
, 
grp_id: e
, 
mreducible: Reducible(a)
, 
all: ∀x:A. B[x]
, 
and: P ∧ Q
, 
cand: A c∧ B
, 
not: ¬A
, 
implies: P 
⇒ Q
, 
false: False
, 
member: t ∈ T
, 
subtype_rel: A ⊆r B
, 
nat_plus: ℕ+
, 
less_than: a < b
, 
squash: ↓T
, 
less_than': less_than'(a;b)
, 
true: True
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
so_lambda: λ2x.t[x]
, 
so_apply: x[s]
, 
uimplies: b supposing a
, 
exists: ∃x:A. B[x]
, 
divides: b | a
, 
mdivides: b | a
, 
iff: P 
⇐⇒ Q
, 
guard: {T}
, 
decidable: Dec(P)
, 
or: P ∨ Q
, 
satisfiable_int_formula: satisfiable_int_formula(fmla)
, 
top: Top
, 
rev_implies: P 
⇐ Q
, 
gt: i > j
, 
prime: prime(a)
, 
atomic: atomic(a)
, 
reducible: reducible(a)
, 
int_nzero: ℤ-o
, 
bool: 𝔹
, 
unit: Unit
, 
it: ⋅
, 
btrue: tt
, 
uiff: uiff(P;Q)
, 
nequal: a ≠ b ∈ T 
, 
le: A ≤ B
, 
subtract: n - m
, 
bfalse: ff
, 
sq_type: SQType(T)
, 
bnot: ¬bb
, 
ifthenelse: if b then t else f fi 
, 
assert: ↑b
, 
nat: ℕ
, 
sq_stable: SqStable(P)
, 
assoced: a ~ b
Lemmas referenced : 
mdivides_wf, 
posint_mul_mon_wf, 
less_than_wf, 
mul_nat_plus, 
nat_plus_wf, 
not_wf, 
exists_wf, 
equal-wf-base, 
set_subtype_base, 
istype-int, 
int_subtype_base, 
nat_plus_properties, 
decidable__equal_int, 
full-omega-unsat, 
intformand_wf, 
intformnot_wf, 
intformeq_wf, 
itermVar_wf, 
itermMultiply_wf, 
int_formula_prop_and_lemma, 
istype-void, 
int_formula_prop_not_lemma, 
int_formula_prop_eq_lemma, 
int_term_value_var_lemma, 
int_term_value_mul_lemma, 
int_formula_prop_wf, 
pos_mul_arg_bounds, 
decidable__lt, 
intformless_wf, 
itermConstant_wf, 
int_formula_prop_less_lemma, 
int_term_value_constant_lemma, 
divides_wf, 
mon_subtype_grp_sig, 
abmonoid_subtype_mon, 
subtype_rel_transitivity, 
abmonoid_wf, 
mon_wf, 
grp_sig_wf, 
atomic_imp_prime, 
unit_chars, 
assoced_wf, 
reducible_wf, 
absval_unfold, 
lt_int_wf, 
eqtt_to_assert, 
assert_of_lt_int, 
istype-top, 
istype-false, 
not-lt-2, 
not-equal-2, 
less-iff-le, 
add_functionality_wrt_le, 
add-associates, 
add-swap, 
add-commutes, 
zero-add, 
le-add-cancel, 
condition-implies-le, 
minus-add, 
minus-zero, 
add-zero, 
eqff_to_assert, 
nequal_wf, 
bool_cases_sqequal, 
subtype_base_sq, 
bool_wf, 
bool_subtype_base, 
assert-bnot, 
iff_weakening_uiff, 
assert_wf, 
int_nzero_properties, 
itermMinus_wf, 
int_term_value_minus_lemma, 
equal_wf, 
squash_wf, 
true_wf, 
istype-universe, 
absval_mul, 
subtype_rel_self, 
iff_weakening_equal, 
absval_pos, 
sq_stable__and, 
sq_stable__not, 
decidable__le, 
intformle_wf, 
int_formula_prop_le_lemma, 
le_wf, 
one_divs_any, 
absval_wf, 
grp_car_wf, 
assoced_functionality_wrt_assoced, 
absval_assoced, 
assoced_weakening
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
lambdaFormation_alt, 
cut, 
setElimination, 
thin, 
rename, 
sqequalHypSubstitution, 
productElimination, 
hypothesis, 
independent_functionElimination, 
voidElimination, 
universeIsType, 
introduction, 
extract_by_obid, 
dependent_functionElimination, 
applyEquality, 
because_Cache, 
hypothesisEquality, 
dependent_set_memberEquality_alt, 
natural_numberEquality, 
independent_pairFormation, 
imageMemberEquality, 
baseClosed, 
isectElimination, 
inhabitedIsType, 
setIsType, 
productIsType, 
lambdaEquality_alt, 
productEquality, 
baseApply, 
closedConclusion, 
intEquality, 
independent_isectElimination, 
equalityIsType4, 
dependent_pairFormation_alt, 
applyLambdaEquality, 
unionElimination, 
approximateComputation, 
int_eqEquality, 
isect_memberEquality_alt, 
multiplyEquality, 
equalityTransitivity, 
equalitySymmetry, 
inlFormation_alt, 
instantiate, 
inrFormation_alt, 
minusEquality, 
equalityElimination, 
lessCases, 
isect_memberFormation_alt, 
axiomSqEquality, 
imageElimination, 
addEquality, 
equalityIsType2, 
promote_hyp, 
cumulativity, 
equalityIsType1, 
universeEquality, 
functionIsTypeImplies
Latex:
\mforall{}a:Atom\{<\mBbbZ{}\msupplus{},*>\}.  IsPrime(a)
Date html generated:
2019_10_16-PM-01_06_16
Last ObjectModification:
2018_10_08-PM-05_38_49
Theory : factor_1
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