Nuprl Lemma : length-nil
||[]|| ~ 0
Proof
Definitions occuring in Statement :
length: ||as||,
nil: [],
natural_number: $n,
sqequal: s ~ t
Lemmas referenced :
length_of_nil_lemma
Rules used in proof :
sqequalSubstitution,
sqequalRule,
cut,
lemma_by_obid,
hypothesis,
sqequalReflexivity
Latex:
||[]|| \msim{} 0
Date html generated:
2016_05_14-AM-06_33_43
Last ObjectModification:
2015_12_26-PM-00_36_27
Theory : list_0
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