共役 きょうやく勾配 こうばい ほうじゃなかったです
kyōyaku kōba ihōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 共役勾配法

1. Conjugate gradient method wasn't.; It wasn't conjugate gradient method.

Past/Perfective
Negative
Polite
Casual Register
Mathematics