有限 ゆうげん級数 きゅうすうじゃありませんでした
yūgen kyūsūjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 有限級数

1. Was not a finite series.; It was not a finite series.

Past/Perfective
Negative
Polite
Terminal Form
Mathematics