before
infix boolean
generic less

<
infix numeric boolean
numerically less

lt
infix string boolean
alphabetically less

<= | ≤
infix numeric boolean
numerically less or equal

le
infix string boolean
alphabetically less or equal

!= | ≠
infix numeric boolean
numeric inequality

ne
infix string boolean
string inequality

>=
infix numeric boolean
numerically more or equal

ge
infix string boolean
alphabetically more or equal

>
infix numeric boolean
numerically more

gt
infix string boolean
alphabetically more

after
infix boolean
generic more

!(elem) | ∉
infix boolean
is not element in

!(cont) | ∌
infix boolean
does not contain element

!(<) | ⊄
infix boolean
is not a strict quanthash subset

!(<=) | ⊈
infix boolean
is not a quanthash subset

!(==) | ≢
infix boolean
quanthash inequality

!(>=) | ⊉
infix boolean
is not a quanthash superset

!(>) | ⊅
infix boolean
is not a strict quanthash superset


contains the infix operators that return True if the compared elements
are different in a way, and False if they are considered equal in that
way.
