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 August 28th, 2017, 06:06 AM #1 Newbie   Joined: Aug 2017 From: South Bend, IN Posts: 1 Thanks: 0 Variable radius of curvature in terms of sagitta How can I express a radius of an arc R in terms of its sagitta H assuming that: (a) the arc follows a locus of a circle with a variable radius, (b) arc length S is constant. I’m interested in the region where the included angle of the arc is between but not equal to 0° and 4°.
 October 20th, 2017, 11:02 AM #2 Math Team   Joined: Jan 2015 From: Alabama Posts: 3,261 Thanks: 894 I don't know what "circle with variable radius" means. Are you talking about a general curve with variable radius of curvature? Thanks from topsquark

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