include "delayed_updating/syntax/path_structure.ma".
include "delayed_updating/syntax/path_balanced.ma".
include "delayed_updating/substitution/fsubst.ma".
-include "delayed_updating/notation/relations/black_rightarrow_4.ma".
+include "delayed_updating/notation/relations/black_rightarrow_df_4.ma".
-(* DELAYED FOCALIZED REDUCTION **********************************************)
+(* DELAYED FOCUSED REDUCTION ************************************************)
inductive dfr (p) (q) (t): predicate preterm ≝
| dfr_beta (b) (n):
.
interpretation
- "delayed focalized reduction (preterm)"
- 'BlackRightArrow t1 p q t2 = (dfr p q t1 t2).
+ "focused balanced reduction with delayed updating (preterm)"
+ 'BlackRightArrowDF t1 p q t2 = (dfr p q t1 t2).