theorem BFO.MaterialEntityOrSite.site.injEq
theorem BFO.MaterialEntityOrSite.site.injEq: ∀ (a a_1 : j12bzjgj.BFO.Site), (j12bzjgj.BFO.MaterialEntityOrSite.site a = j12bzjgj.BFO.MaterialEntityOrSite.site a_1) = (a = a_1)
theorem BFO.MaterialEntityOrSite.site.injEq
theorem BFO.MaterialEntityOrSite.site.injEq: ∀ (a a_1 : j12bzjgj.BFO.Site), (j12bzjgj.BFO.MaterialEntityOrSite.site a = j12bzjgj.BFO.MaterialEntityOrSite.site a_1) = (a = a_1)