Nuprl Lemma : alg_car_wf
∀A:Type. ∀a:algebra_sig{i:l}(A). (a.car ∈ Type)
Proof
Definitions occuring in Statement :
alg_car: a.car,
algebra_sig: algebra_sig{i:l}(A),
all: ∀x:A. B[x],
member: t ∈ T,
universe: Type
Definitions unfolded in proof :
all: ∀x:A. B[x],
member: t ∈ T,
algebra_sig: algebra_sig{i:l}(A),
alg_car: a.car,
pi1: fst(t)
Lemmas referenced :
algebra_sig_wf
Rules used in proof :
sqequalSubstitution,
sqequalTransitivity,
computationStep,
sqequalReflexivity,
lambdaFormation,
cut,
sqequalHypSubstitution,
productElimination,
thin,
sqequalRule,
hypothesisEquality,
hypothesis,
lemma_by_obid,
dependent_functionElimination,
universeEquality
Latex:
\mforall{}A:Type. \mforall{}a:algebra\_sig\{i:l\}(A). (a.car \mmember{} Type)
Date html generated:
2016_05_16-AM-07_25_53
Last ObjectModification:
2015_12_28-PM-05_08_21
Theory : algebras_1
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