著者

道脇 義正 木村 規子

出版者

日本科学史学会

雑誌

科学史研究 (ISSN:21887535)

巻号頁・発行日

vol.22, no.147, pp.160-164, 1983 (Released:2021-09-24)

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In our previous paper we have an invariable among the bends of the touching circles, and to show that the extension⁽¹⁰¹⁾. Later, we applied Wilkey's Theorem⁽¹⁶⁾ 一 which is an extension of the Decartes Circle Theorem⁽¹⁾一 to this result, we have an interesting theorem⁽¹⁰¹⁾. And we show that a part of this result corresponds to Sir Frederick Soddy's "The Hexlet⁽¹⁴⁾". The main object of this paper are as follows: (1) Wasan experts are haven't the notion of bends and (2) Considerations for the concerning literatures.