Nuprl Lemma : pi-simple-subst_wf

∀[t,x:Name]. ∀[P:pi_term()].  (pi-simple-subst(t;x;P) ∈ pi_term())


Proof




Definitions occuring in Statement :  pi-simple-subst: pi-simple-subst(t;x;P),  pi_term: pi_term(),  name: Name,  uall: ∀[x:A]. B[x],  member: t ∈ T
Lemmas :  pi-simple-subst-aux_wf,  cons_wf,  pi-names_wf,  pi_term_wf,  name_wf

Latex:
\mforall{}[t,x:Name].  \mforall{}[P:pi\_term()].    (pi-simple-subst(t;x;P)  \mmember{}  pi\_term())



Date html generated: 2015_07_23-AM-11_33_48
Last ObjectModification: 2015_01_29-AM-00_54_40

Home Index