释义 |
Orchard Visibility ProblemA tree is planted at each Lattice Point in a circular orchard which has Center at the Origin andRadius . If the radius of trees exceeds units, one is unable to see out of the orchard in any direction. However, if the Radii of the trees are , one can see out at certainAngles. See also Lattice Point, Orchard-Planting Problem, Visibility References
Honsberger, R. ``The Orchard Problem.'' Ch. 4 in Mathematical Gems I. Washington, DC: Math. Assoc. Amer., pp. 43-52, 1973.
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