…At the end of the 19th century, American S. Newcomb improved Le Verrier's theory of the motion of the inner planets, and this theory was used internationally until the end of 1983. In 1980, Pierre Bretagnon (1942- ) of France reconstructed the theory of the motion of planets other than Pluto using computerized mathematical processing. His theory is accurate enough to explain recent precise observations. … *Some of the terminology that mentions "Bretagnon, P." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…19世紀末,アメリカのS.ニューカムはルベリエの内惑星の運動理論を改良し,その理論は1983年末まで国際的に用いられた。1980年,フランスのブレタニョンPierre Bretagnon(1942‐ )は,冥王星を除く惑星の運動理論を,コンピューターの数式処理で再構築した。その理論は,最近の精密な観測を十分説明できる精度をもつ。… ※「Bretagnon,P.」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 |
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