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球面幾何学 (kyuumenkikagaku) Japanese meaning | Kotomora

球きゅう面めん幾き何か学がく

きゅ

う

め

ん

き

か

が

く

Meanings

1

spherical geometry

A branch of geometry dealing with figures on the surface of a sphere. Used in mathematics and related fields.

球きゅう面めん幾き何か学がくでは、三さん角かく形けいの

内ない

角かく

の

和わ

は

180

度ど

より

大おお

きく

なる

。

In spherical geometry, the sum of the interior angles of a triangle is greater than 180 degrees.

Kanji

球ball, sphere
面mask, face, features
幾how many, how much, how far
何what
学study, learning, science

Related words

平へい面めん幾き何か学がく
Plane geometry, dealing with flat surfaces, as opposed to spherical geometry.
非ひユークリッド幾き何か学がく
Non-Euclidean geometry, a broader category that includes spherical geometry.

Built from

球きゅう面めん+幾き何か学

Etymology

Compound of 球面 (spherical surface) and 幾何学 (geometry). The term is a direct calque from English 'spherical geometry'.

がく