In notes:

fau'e
iterated function left-composition with self: f∘f∘...∘f, n times.
fi'au
mekso operator: continued fraction, Kettenbruch notation; for ordered input (X1, X, where: X1 is an ordered pair of functions and X2 is a free or dummy variable/input/index which ranges through set X3 in order(ing) X4, the result is K(X for Kettenbruch notation K.
kei'au
mekso operator: finite result set derived from/on set A with/due to operator/function B under ordering of application C
mau'au
mekso: conversion of operator/function to operand
te'au
iterated Cartesian product with self: A × A × ... × A, n times.
zoi'ai
non-mekso quote/name substitution for ordered collection of prescriptions, descriptions, definitions, etc.