T,U,V,W: term
X,Y,Z : reserved: transient objet denoted by a capital letter
-a,b : binder polarity
-c : relocation
+a :
+b : local dropping kind parameter (true = restricted, false = general)
+c : rt-reduction count parameter
d : term degree
e : reserved: future use (\lambda\delta 3)
-f :
-g : sort degree parameter
+f,g : local reference transforming map
h : sort hierarchy parameter
-i,j : local reference position index (de Bruijn's)
-k : sort index
-l : relocation depth
-m : relocation height
-n : type iterations
-o :
-p,q : global reference position
-r : reduction kind parameter (true = ordinary, false = extended)
-s : local dropping kind parameter (true = general, false = restricted)
-t,u : local reference position level (de Bruijn's) (RTM)
-v,w :
+i,j : local reference depth (de Bruijn's)
+k,l : global reference level
+m,n : iterations
+o : sort degree parameter (origin)
+p,q : binder polarity
+r :
+s : sort index
+t,u :
+v,w : local reference position level (de Bruijn's) (RTM)
x,y,z : reserved: transient objet denoted by a small letter
NAMING CONVENTIONS FOR CONSTRUCTORS
T: boolean true
a: application
-b: binder
+b: generic binder with one argument
d: abbreviation
-f: flat
-l: abstraction
+f: generic flat with one argument
+i: generic binder for local environments
+l: typed abstraction
n: native type annotation
+u: generic binder with zero argument
+x: exclusion
NAMING CONVENTIONS FOR TRANSFORMATIONS AND RELATED FORMS
- second letter
+e: reserved for generic entrywise extension
i: irreducible form
n: normal form
p: reflexive parallel transformation
c: conversion
d: decomposed rt-reduction
e: decomposed rt-conversion
+g: counted rt-transition (generic)
+m: semi-counted rt-transition (mixed)
q: restricted reduction
r: reduction
s: substitution
u: supclosure
w: reserved for generic pointwise extension
-x: rt-reduction
+x: uncounted rt-transition (extended)
y: rt-substitution
- forth letter (if present)
r: proper multiple step (restricted) (restricted)
s: reflexive transitive closure (star)
u: proper single step (restricted) (unit)
-x: reserved for generic pointwise extension