Nuprl Lemma : rem_eq_args_z
∀[a:ℤ]. ∀[b:ℤ-o].  (a rem b) = 0 ∈ ℤ supposing |a| = |b| ∈ ℤ
Proof
Definitions occuring in Statement : 
absval: |i|, 
int_nzero: ℤ-o, 
uimplies: b supposing a, 
uall: ∀[x:A]. B[x], 
remainder: n rem m, 
natural_number: $n, 
int: ℤ, 
equal: s = t ∈ T
Definitions unfolded in proof : 
all: ∀x:A. B[x], 
implies: P ⇒ Q, 
member: t ∈ T, 
prop: ℙ, 
uall: ∀[x:A]. B[x], 
subtype_rel: A ⊆r B, 
nat_plus: ℕ+, 
uimplies: b supposing a, 
int_nzero: ℤ-o, 
nat: ℕ, 
bool: 𝔹, 
unit: Unit, 
it: ⋅, 
btrue: tt, 
uiff: uiff(P;Q), 
and: P ∧ Q, 
less_than: a < b, 
less_than': less_than'(a;b), 
top: Top, 
true: True, 
squash: ↓T, 
not: ¬A, 
false: False, 
nequal: a ≠ b ∈ T , 
satisfiable_int_formula: satisfiable_int_formula(fmla), 
exists: ∃x:A. B[x], 
guard: {T}, 
iff: P ⇐⇒ Q, 
rev_implies: P ⇐ Q, 
bfalse: ff, 
or: P ∨ Q, 
sq_type: SQType(T), 
bnot: ¬bb, 
ifthenelse: if b then t else f fi , 
assert: ↑b, 
decidable: Dec(P), 
int_lower: {...i}
Lemmas referenced : 
equal-wf-base-T, 
int_subtype_base, 
nat_plus_wf, 
absval_wf, 
nat_wf, 
int_nzero_wf, 
absval_unfold, 
lt_int_wf, 
bool_wf, 
eqtt_to_assert, 
assert_of_lt_int, 
top_wf, 
less_than_wf, 
equal_wf, 
squash_wf, 
true_wf, 
nat_plus_properties, 
satisfiable-full-omega-tt, 
intformand_wf, 
intformeq_wf, 
itermVar_wf, 
itermConstant_wf, 
intformless_wf, 
int_formula_prop_and_lemma, 
int_formula_prop_eq_lemma, 
int_term_value_var_lemma, 
int_term_value_constant_lemma, 
int_formula_prop_less_lemma, 
int_formula_prop_wf, 
equal-wf-base, 
iff_weakening_equal, 
rem_eq_args, 
less_than_transitivity1, 
le_weakening, 
eqff_to_assert, 
bool_cases_sqequal, 
subtype_base_sq, 
bool_subtype_base, 
assert-bnot, 
minus_mono_wrt_eq, 
itermMinus_wf, 
int_term_value_minus_lemma, 
rem_antisym, 
nequal_wf, 
minus-zero, 
decidable__lt, 
absval_pos, 
int_nzero_properties, 
decidable__le, 
intformnot_wf, 
intformle_wf, 
int_formula_prop_not_lemma, 
int_formula_prop_le_lemma, 
le_wf, 
rem_sym, 
absval_neg
Rules used in proof : 
cut, 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaFormation, 
hypothesis, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
intEquality, 
sqequalRule, 
baseApply, 
closedConclusion, 
baseClosed, 
hypothesisEquality, 
applyEquality, 
setElimination, 
rename, 
isect_memberFormation, 
because_Cache, 
lambdaEquality, 
isect_memberEquality, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
minusEquality, 
natural_numberEquality, 
unionElimination, 
equalityElimination, 
productElimination, 
independent_isectElimination, 
lessCases, 
sqequalAxiom, 
independent_pairFormation, 
voidElimination, 
voidEquality, 
imageMemberEquality, 
imageElimination, 
independent_functionElimination, 
universeEquality, 
equalityUniverse, 
levelHypothesis, 
remainderEquality, 
dependent_pairFormation, 
int_eqEquality, 
dependent_functionElimination, 
computeAll, 
dependent_set_memberEquality, 
promote_hyp, 
instantiate, 
cumulativity
Latex:
\mforall{}[a:\mBbbZ{}].  \mforall{}[b:\mBbbZ{}\msupminus{}\msupzero{}].    (a  rem  b)  =  0  supposing  |a|  =  |b|
Date html generated:
2017_04_14-AM-09_16_42
Last ObjectModification:
2017_02_27-PM-03_53_50
Theory : int_2
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