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View search results from all Wolfram sites (6048 matches)Trigonometric functions of npi/13 for n an integer cannot be expressed in terms of sums, products, and finite root extractions on real rational numbers because 13 is not a ...
Trigonometric functions of npi/9 radians for n an integer not divisible by 3 (e.g., 40 degrees and 80 degrees) cannot be expressed in terms of sums, products, and finite root ...
Except for convex polygons, every simple polygon has at least one mouth.
Except for triangles, every simple polygon has at least two nonoverlapping ears.
A conformal mapping from the upper half-plane to a polygon.
A dodecagon is a 12-sided polygon. Several special types of dodecagons are illustrated above. In particular, a dodecagon with vertices equally spaced around a circle and with ...
Trigonometric functions of npi/7 for n an integer cannot be expressed in terms of sums, products, and finite root extractions on real rational numbers because 7 is not a ...
The digon is the degenerate polygon (corresponding to a line segment) with Schläfli symbol {2}.
Let A be the area of a simply closed lattice polygon. Let B denote the number of lattice points on the polygon edges and I the number of points in the interior of the ...
A 100-sided polygon, virtually indistinguishable in appearance from a circle except at very high magnification.
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