最終更新日：2025/11/20
(arithmetic) The arithmetic operator consisting of repeated exponentiation, by analogy with exponentiation being repeated multiplication and multiplication being repeated addition, ᵇa denoting a to the power of a to the power of ... to the power of a, in which a appears b times. Notation: ᵇa, a↑↑b or a→b→2
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tetration
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tetration
IPA（発音記号）
名詞
不可算名詞
通常
(arithmetic)
The
arithmetic
operator
consisting
of
repeated
exponentiation,
by
analogy
with
exponentiation
being
repeated
multiplication
and
multiplication
being
repeated
addition,
ᵇa
denoting
a
to
the
power
of
a
to
the
power
of
...
to
the
power
of
a,
in
which
a
appears
b
times.
Notation:
ᵇa,
a↑↑b
or
a→b→2
日本語の意味
反復累乗、すなわち、累乗を何度も繰り返す算術演算の一種。たとえば、aをb回連続して累乗する操作を指し、記法としてはᵇa、a↑↑b、またはa→b→2などが用いられる。
意味（1）
(arithmetic)
The
arithmetic
operator
consisting
of
repeated
exponentiation,
by
analogy
with
exponentiation
being
repeated
multiplication
and
multiplication
being
repeated
addition,
ᵇa
denoting
a
to
the
power
of
a
to
the
power
of
...
to
the
power
of
a,
in
which
a
appears
b
times.
Notation:
ᵇa,
a↑↑b
or
a→b→2
（ plural ）
