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Signature symbols in this unit

Symbol Specification Kind Type
. + .nat-basicfnat × nat → nat
. ++ .infset-basicfiset('a) × 'a → iset('a)
. +1nat-basicfnat → nat
. - .natpfnat × nat → nat with λ n, m. n ≥ m
. -1nat-basicpfnat → nat with λ n. n ≠ 0
. < .nat-basicpnat × nat
. > .natpnat × nat
. ∈ .infset-basicp'a × iset('a)
. ≤ .natpnat × nat
. ≥ .natpnat × nat
. ⊆ .infset-basicpiset('a) × iset('a)
{ . }infset-basicf('a → bool) → iset('a)
χinfset-basicfiset('a) → 'a → bool
∅infset-basicciset('a)
ainfset-basicv'a
binfset-basicv'a
finfset-basicv'a → bool
isetinfset-basics
natnat-basics
sinfset-basicviset('a)