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Illustration of a unit circle. The variable t is an angle measure. Animation of the act of unrolling the circumference of a unit circle, a circle with radius of 1. Since C = 2πr, the circumference of a unit circle is 2π. In mathematics, a unit circle is a circle of unit radius—that is, a radius of 1. [1]
English: All of the six trigonometric functions of an arbitrary angle θ can be defined geometrically in terms of a unit circle centred at the origin of a Cartesian coordinate plane.
Download as PDF; Printable version; ... -sphere is the unit circle in the Euclidean plane, ... less than 2% of the cube is filled by the sphere, so that typically ...
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In probability theory and directional statistics, a circular uniform distribution is a probability distribution on the unit circle whose density is uniform for all angles. Description [ edit ]
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Create EPS $ euk2eps Unit_circle.euk; Outline fonts $ eps2eps -dNOCACHE Unit_circle.eps Unit_circle2.eps; Fix bounding box $ ps2epsi Unit_circle2.eps Unit_circle.eps