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单词 eccentric angle
释义 eccentric angle
[ek¦sen·trik `ang·ǝl]
MATHEMATICS
For an ellipse having semimajor and semiminor angles of lengths a and b respectively, lying along the x and y axes of a coordinate system respectively, and for a point (x,y ) on the ellipse, the angle
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For a hyperbola having semitransverse and semiconjugate axes of lengths a and b respectively, lying along the x and y axes of a coordinate system respectively, and for a point (x,y ) on the hyperbola, the angle
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