Cumulant generating function

Japanese: キュムラント母関数 - きゅむらんとぼかんすう
Cumulant generating function

…The same is true for the characteristic function. The natural logarithm of M ( t ) is called the cumulant generating function. In discrete distributions , the probability generating function P ( t )= E ( tx ), where θ= t, is often used. …

*Some of the terminology explanations that mention "cumulant generating function" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…特性関数についても同様である。M(t)の自然対数はキュムラント母関数という。離散型分布ではθ=tの場合である確率母関数P(t)=E(tx)がよく用いられる。…

※「キュムラント母関数」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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