Nuprl Lemma : p-minus-int
∀[p:ℕ+]. ∀[k:ℤ].  (-(k(p)) = -k(p) ∈ p-adics(p))
Proof
Definitions occuring in Statement : 
p-int: k(p), 
p-minus: -(x), 
p-adics: p-adics(p), 
nat_plus: ℕ+, 
uall: ∀[x:A]. B[x], 
minus: -n, 
int: ℤ, 
equal: s = t ∈ T
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x], 
member: t ∈ T, 
all: ∀x:A. B[x], 
uiff: uiff(P;Q), 
and: P ∧ Q, 
rev_uimplies: rev_uimplies(P;Q), 
uimplies: b supposing a, 
p-int: k(p), 
p-minus: -(x), 
p-reduce: i mod(p^n), 
subtype_rel: A ⊆r B, 
nat_plus: ℕ+, 
int_seg: {i..j-}, 
implies: P ⇒ Q, 
iff: P ⇐⇒ Q, 
rev_implies: P ⇐ Q
Lemmas referenced : 
p-adics-equal, 
p-minus_wf, 
p-int_wf, 
nat_plus_wf, 
exp_wf2, 
nat_plus_subtype_nat, 
modulus_wf_int_mod, 
exp_wf_nat_plus, 
int-subtype-int_mod, 
int_seg_wf, 
eqmod_functionality_wrt_eqmod, 
eqmod_transitivity, 
mod-eqmod, 
minus_functionality_wrt_eqmod, 
eqmod_weakening
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
extract_by_obid, 
sqequalHypSubstitution, 
dependent_functionElimination, 
thin, 
hypothesisEquality, 
isectElimination, 
hypothesis, 
minusEquality, 
productElimination, 
independent_isectElimination, 
lambdaFormation, 
sqequalRule, 
intEquality, 
isect_memberEquality, 
axiomEquality, 
because_Cache, 
applyEquality, 
setElimination, 
rename, 
lambdaEquality, 
natural_numberEquality, 
independent_functionElimination
Latex:
\mforall{}[p:\mBbbN{}\msupplus{}].  \mforall{}[k:\mBbbZ{}].    (-(k(p))  =  -k(p))
Date html generated:
2018_05_21-PM-03_19_01
Last ObjectModification:
2018_05_19-AM-08_10_00
Theory : rings_1
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