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不尽根数 (ふじんこんすう) Japanese meaning | Kotomora

不ふ尽じん根こん数すう

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Meanings

1

surd; irrational root

A mathematical term for an irrational root expressed with a radical sign, such as √2. Used in algebra and number theory.

√2は不尽るーとには根ふじんこん数すうの一いち例れいです

。

√2 is an example of a surd.

不ふ尽じん根こん数すうを有ゆう理り化かする方ほう法ほうを学まなんだ。

I learned how to rationalize a surd.

Kanji

不negative, non-, bad
尽exhaust, use up, run out of
根root, radical, head (pimple)
数number, strength, fate

Related words

無む理り数すう
無理数 is the general term for irrational numbers, while 不尽根数 specifically refers to irrational numbers expressed as roots (surds).

Etymology

Formed from 不尽根, an older mathematical term for a root that cannot be expressed as a rational number, and 数 (“number”).