Nuprl Lemma : transpose-identity-matrix
∀[r:RngSig]. ∀[n:ℕ].  (I' = I ∈ Matrix(n;n;r))
Proof
Definitions occuring in Statement : 
identity-matrix: I, 
matrix-transpose: M', 
matrix: Matrix(n;m;r), 
nat: ℕ, 
uall: ∀[x:A]. B[x], 
equal: s = t ∈ T, 
rng_sig: RngSig
Definitions unfolded in proof : 
true: True, 
subtype_rel: A ⊆r B, 
satisfiable_int_formula: satisfiable_int_formula(fmla), 
lelt: i ≤ j < k, 
ge: i ≥ j , 
nequal: a ≠ b ∈ T , 
not: ¬A, 
false: False, 
assert: ↑b, 
ifthenelse: if b then t else f fi , 
bnot: ¬bb, 
guard: {T}, 
sq_type: SQType(T), 
or: P ∨ Q, 
exists: ∃x:A. B[x], 
bfalse: ff, 
uimplies: b supposing a, 
and: P ∧ Q, 
uiff: uiff(P;Q), 
btrue: tt, 
it: ⋅, 
unit: Unit, 
bool: 𝔹, 
implies: P ⇒ Q, 
int_seg: {i..j-}, 
nat: ℕ, 
prop: ℙ, 
squash: ↓T, 
so_apply: x[s1;s2], 
so_lambda: λ2x y.t[x; y], 
top: Top, 
all: ∀x:A. B[x], 
matrix-transpose: M', 
identity-matrix: I, 
member: t ∈ T, 
uall: ∀[x:A]. B[x]
Lemmas referenced : 
nat_wf, 
rng_zero_wf, 
int_subtype_base, 
equal-wf-base, 
int_formula_prop_wf, 
int_formula_prop_not_lemma, 
int_term_value_var_lemma, 
int_formula_prop_eq_lemma, 
int_formula_prop_and_lemma, 
intformnot_wf, 
itermVar_wf, 
intformeq_wf, 
intformand_wf, 
full-omega-unsat, 
nat_properties, 
int_seg_properties, 
neg_assert_of_eq_int, 
assert-bnot, 
bool_subtype_base, 
subtype_base_sq, 
bool_cases_sqequal, 
equal_wf, 
eqff_to_assert, 
rng_one_wf, 
assert_of_eq_int, 
eqtt_to_assert, 
bool_wf, 
eq_int_wf, 
rng_sig_wf, 
rng_car_wf, 
int_seg_wf, 
true_wf, 
squash_wf, 
mx_wf, 
matrix_ap_mx_lemma
Rules used in proof : 
axiomEquality, 
baseClosed, 
imageMemberEquality, 
independent_pairFormation, 
int_eqEquality, 
approximateComputation, 
int_eqReduceFalseSq, 
independent_functionElimination, 
cumulativity, 
instantiate, 
promote_hyp, 
dependent_pairFormation, 
int_eqReduceTrueSq, 
independent_isectElimination, 
productElimination, 
equalityElimination, 
unionElimination, 
lambdaFormation, 
rename, 
setElimination, 
intEquality, 
because_Cache, 
natural_numberEquality, 
functionEquality, 
equalitySymmetry, 
equalityTransitivity, 
hypothesisEquality, 
isectElimination, 
imageElimination, 
lambdaEquality, 
applyEquality, 
hypothesis, 
voidEquality, 
voidElimination, 
isect_memberEquality, 
thin, 
dependent_functionElimination, 
sqequalHypSubstitution, 
extract_by_obid, 
sqequalRule, 
cut, 
introduction, 
isect_memberFormation, 
sqequalReflexivity, 
computationStep, 
sqequalTransitivity, 
sqequalSubstitution
Latex:
\mforall{}[r:RngSig].  \mforall{}[n:\mBbbN{}].    (I'  =  I)
Date html generated:
2018_05_21-PM-09_38_38
Last ObjectModification:
2017_12_14-PM-00_12_35
Theory : matrices
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