include "basic_2/reduction/fpb.ma".
include "basic_2/computation/csx.ma".
-(* "QRST" STRONGLY NORMALIZING TERMS ****************************************)
+(* "QRST" STRONGLY NORMALIZING CLOSURES *************************************)
inductive fsb (h) (g): relation3 genv lenv term ≝
| fsb_intro: ∀G1,L1,T1. (