Nuprl Lemma : det-transpose
∀[r:CRng]. ∀[n:ℕ]. ∀[M:Matrix(n;n;r)].  (|M'| = |M| ∈ |r|)
Proof
Definitions occuring in Statement : 
matrix-det: |M|, 
matrix-transpose: M', 
matrix: Matrix(n;m;r), 
nat: ℕ, 
uall: ∀[x:A]. B[x], 
equal: s = t ∈ T, 
crng: CRng, 
rng_car: |r|
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x], 
member: t ∈ T, 
matrix-det: |M|, 
crng: CRng, 
nat: ℕ, 
prop: ℙ, 
so_lambda: λ2x.t[x], 
all: ∀x:A. B[x], 
rng: Rng, 
subtype_rel: A ⊆r B, 
false: False, 
implies: P ⇒ Q, 
not: ¬A, 
so_apply: x[s], 
injection: A →⟶ B, 
and: P ∧ Q, 
uimplies: b supposing a, 
squash: ↓T, 
true: True, 
guard: {T}, 
iff: P ⇐⇒ Q, 
rev_implies: P ⇐ Q, 
matrix-transpose: M', 
matrix-ap: M[i,j], 
mx: matrix(M[x; y]), 
lelt: i ≤ j < k, 
int_seg: {i..j-}, 
ge: i ≥ j , 
decidable: Dec(P), 
or: P ∨ Q, 
satisfiable_int_formula: satisfiable_int_formula(fmla), 
exists: ∃x:A. B[x], 
top: Top, 
let: let
Lemmas referenced : 
rng_lsum_functionality_wrt_permutation, 
int_seg_wf, 
inject_wf, 
let_wf, 
rng_car_wf, 
permutation-sign_wf, 
equal-wf-base, 
int_subtype_base, 
rng_minus_wf, 
rng_prod_wf, 
matrix-ap_wf, 
permutations-list_wf, 
list_wf, 
injection_wf, 
no_repeats_wf, 
all_wf, 
l_member_wf, 
map_wf, 
funinv_wf2, 
funinv-permutes-permutations-list, 
equal_wf, 
squash_wf, 
true_wf, 
rng_lsum_map, 
funinv_wf3, 
iff_weakening_equal, 
matrix_wf, 
nat_wf, 
crng_wf, 
rng_lsum_wf, 
rng_wf, 
matrix-transpose_wf, 
sign-inverse, 
rng_prod_injection, 
rng_sig_wf, 
int_seg_properties, 
nat_properties, 
decidable__le, 
lelt_wf, 
full-omega-unsat, 
intformand_wf, 
intformle_wf, 
itermConstant_wf, 
itermVar_wf, 
intformnot_wf, 
int_formula_prop_and_lemma, 
int_formula_prop_le_lemma, 
int_term_value_constant_lemma, 
int_term_value_var_lemma, 
int_formula_prop_not_lemma, 
int_formula_prop_wf, 
decidable__lt, 
intformless_wf, 
int_formula_prop_less_lemma, 
funinv-property
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
setElimination, 
rename, 
hypothesisEquality, 
hypothesis, 
setEquality, 
functionEquality, 
natural_numberEquality, 
because_Cache, 
functionExtensionality, 
applyEquality, 
sqequalRule, 
lambdaEquality, 
lambdaFormation, 
int_eqEquality, 
intEquality, 
baseApply, 
closedConclusion, 
baseClosed, 
productEquality, 
independent_isectElimination, 
dependent_functionElimination, 
imageElimination, 
equalityTransitivity, 
equalitySymmetry, 
universeEquality, 
imageMemberEquality, 
productElimination, 
independent_functionElimination, 
isect_memberEquality, 
axiomEquality, 
cumulativity, 
independent_pairFormation, 
dependent_set_memberEquality, 
unionElimination, 
applyLambdaEquality, 
voidElimination, 
approximateComputation, 
dependent_pairFormation, 
voidEquality
Latex:
\mforall{}[r:CRng].  \mforall{}[n:\mBbbN{}].  \mforall{}[M:Matrix(n;n;r)].    (|M'|  =  |M|)
Date html generated:
2018_05_21-PM-09_35_41
Last ObjectModification:
2017_12_11-PM-03_32_59
Theory : matrices
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