From Wikipedia, the free encyclopedia

Radius of curvature is a term characterizing the measure of how curved, or bent, a given curve or surface is. Different disciplines have different conventions concerning its definition and use. The following articles deal with various aspects:

• Radius of curvature (optics)
• Radius of curvature (applications), in geodesy and materials science
• The reciprocal of the curvature, in differential geometry
• Radius, for a sphere (lingo)
• The radius of the osculating circle in differential geometry of curves
• Minimum railway curve radius

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