+
+NAMING CONVENTIONS FOR TRANSFORMATIONS AND RELATED FORMS
+
+- first letter
+
+b: bi contex-sensitive for local environments
+c: contex-sensitive for terms
+f: context-freee for closures
+l: sn contex-sensitive for local environments
+r: dx contex-sensitive for local environments
+t: context-free for terms
+
+- second letter
+
+i: irreducible form
+n: normal form
+p: reflexive parallel transformation
+q: sequential transformation
+r: reducible form
+s: strongly normalizing form
+
+- third letter
+
+b: "big tree" reduction
+c: conversion
+d: decomposed extended reduction
+e: decomposed extended conversion
+n: reduction for "big tree" normal forms
+q: restricted reduction
+r: reduction
+s: substitution
+u: supclosure
+x: extended reduction
+
+- forth letter (if present)
+
+c: proper single step (successor)
+e: reflexive transitive closure to normal form (evaluation)
+g: proper multiple step (general) (greater)
+p: non-reflexive transitive closure (plus)
+q: reflexive closure (question)
+r: proper multiple step (restricted) (restricted)
+s: reflexive transitive closure (star)