Equiquinoxal

An Equiquinoxal is 10(≡{≡}≡) using Dual Percoxy Notation.Dual Percoxy Notation – Mathematical Axiom This means that the base number subscript is an Equinoxal of Equinoxals. The term was coined by Matthew Tainsh in 2016.
== Etymology ==
The name of this number is based on Equinoxal and "qui", because the superscript is equal an Equinoxal of Equinoxals.
== Approximations in other notations ==
Notation 	Approximation
Arrow notation 	\(10 \uparrow\uparrow10\cdots10\uparrow\uparrow 11\) (\(10 \uparrow\uparrow 11\) 10's) \(\approx 10 \uparrow\uparrow\uparrow 10 \uparrow\uparrow 11\)
Fast-growing hierarchy	\(f_4(f_3(10))\)
== Sources ==
Category:Numbers
Category:Up-arrow notation level