Nuprl Lemma : real-det-sq-matrix-det
∀n:ℕ. ∀M:Top.  (|M| ~ |M|)
Proof
Definitions occuring in Statement : 
real-det: |M|
, 
real-ring: real-ring()
, 
nat: ℕ
, 
top: Top
, 
all: ∀x:A. B[x]
, 
sqequal: s ~ t
, 
matrix-det: |M|
Definitions unfolded in proof : 
all: ∀x:A. B[x]
, 
real-det: |M|
, 
matrix-det: |M|
, 
real-ring: real-ring()
, 
rng_minus: -r
, 
pi2: snd(t)
, 
pi1: fst(t)
, 
matrix-ap: M[i,j]
, 
rng_prod: rng_prod, 
rng_lsum: Σ{r} x ∈ as. f[x]
, 
rng_plus: +r
, 
rng_zero: 0
, 
mon_itop: Π lb ≤ i < ub. E[i]
, 
mul_mon_of_rng: r↓xmn
, 
grp_op: *
, 
grp_id: e
, 
rng_times: *
, 
rng_one: 1
, 
r-list-sum: r-list-sum(L)
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
nat: ℕ
, 
so_lambda: λ2x.t[x]
, 
top: Top
, 
so_apply: x[s]
Lemmas referenced : 
rprod-as-itop, 
istype-void, 
istype-top, 
istype-nat
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaFormation_alt, 
cut, 
sqequalRule, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
natural_numberEquality, 
setElimination, 
rename, 
hypothesisEquality, 
hypothesis, 
isect_memberEquality_alt, 
voidElimination
Latex:
\mforall{}n:\mBbbN{}.  \mforall{}M:Top.    (|M|  \msim{}  |M|)
Date html generated:
2019_10_30-AM-08_21_27
Last ObjectModification:
2019_09_18-PM-05_55_32
Theory : reals
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