equant

Japanese: equant
equant

…When it was introduced to the Latin world in the 12th century (the most famous example was by Gerard of Cremona (c. 1114-87) in 1175), the title was the Latin Almagestum. The system, which uses devices such as epicycles, eccentrics, and equants, is an extremely sophisticated mathematical model for describing celestial phenomena. The possibility of a heliocentric system is also discussed. …

*Some terminology explanations that mention "equant" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…12世紀にラテン世界に紹介(1175年のクレモナのジェラルドGerard of Cremona(1114ころ‐87)によるものが著名)されたときも,標題はラテン語の《Almagestum》であった。周転円,離心円,擬心(エカントequant)などのしかけを使った体系は,天体現象を記述する数学的モデルとしてはきわめて精緻(せいち)である。ここでは太陽中心的体系の可能性も論じられている。…

※「equant」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

<<:  Equateurville

>>:  equal temperament

oxo
oxo
Blog    

Recommend

Declination (English spelling)

One of the three components of geomagnetism. The a...

le Facteur Cheval (English notation)leFacteurCheval

…He was from Hauterives, a rural town in the Drôm...

pseudoreflex

…It is also called a pseudoreflex. In the periphe...

Ohara disease - Oharabyo

Tularemia Yato Hospital Another name for this con...

Crimes of Counter-Revolution

The crime of counter-revolution was defined by the...

Utagi Kengyo

A blind musician in the mid-Edo period. His capita...

Ixobrychus cinnamomeus (English spelling)

… [Hiroyuki Morioka]. … *Some of the terminology ...

Izanagi-no-Mikoto

In Japanese mythology, Izanami Izanami-no-Mikoto T...

Ophthalmoplegic headache - ophthalmoplegic headache

...Severe pain occurs in the forehead, cheeks, an...

Conventional Signals - Conventional Signals

...We can also distinguish between "consciou...

Costume doll - Isho Ningyo

A doll dressed in cloth clothing developed in the...

Momonosuke Ichikawa

...In the 1920s, the action movie craze was furth...

Sperm

The male gamete of a multicellular organism that ...

Pyracantha angustifolia (English spelling) Pyracanthaangustifolia

… [Mitsuru Hotta]... *Some of the terminology tha...

Amano Tounai

…Son of Fujiwara Kagemitsu. He lived in Amano, Iz...