Osculate

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In mathematics, osculate, meaning to touch (from the Latin osculum meaning kiss), may refer to:

• osculant, an invariant of hypersurfaces
• osculating circle
• osculating curve
• osculating plane
• osculating orbit
• osculating sphere

The obsolete Quinarian system of biological classification attempted to group creatures into circles which could touch or overlap with adjacent circles, a phenomenon called 'osculation'.

Topics referred to by the same term

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The present page holds the title of a primary topic, and an article needs to be written about it. It is believed to qualify as a broad-concept article. It may be written directly at this page or drafted elsewhere and then moved to this title. Related titles should be described in Osculate, while unrelated titles should be moved to Osculate (disambiguation).