Challenging Mathematical Problems with Elementary Solutions: Combinatorial analysis and probability theoryHolden-Day, 1964 |
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第 1 到 3 筆結果,共 90 筆
第 149 頁
... problem 72b is closely related to the geo- metric method discussed in problem 61. In both cases we divide some set of objects ( the shortest paths in the geometric method and possible outcomes to the experiment in the solution of ...
... problem 72b is closely related to the geo- metric method discussed in problem 61. In both cases we divide some set of objects ( the shortest paths in the geometric method and possible outcomes to the experiment in the solution of ...
第 191 頁
... problem . Remark . Problems 54 and 84b are special cases of the following more general problem . kn points on the circumference of a circle are given . In how many ways can these points be divided into n groups of k points each in such ...
... problem . Remark . Problems 54 and 84b are special cases of the following more general problem . kn points on the circumference of a circle are given . In how many ways can these points be divided into n groups of k points each in such ...
第 230 頁
... problem 83a , the answer to problem 54 is obtained immediately from this , Inasmuch as the answer to problem 53b can be derived from the answer to problem 54 ( compare with the solution to problem 54 ) , the reasoning indicated here ...
... problem 83a , the answer to problem 54 is obtained immediately from this , Inasmuch as the answer to problem 53b can be derived from the answer to problem 54 ( compare with the solution to problem 54 ) , the reasoning indicated here ...
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A₁ A₂ An+m arrangements b₁ b₂ binomial coefficients binomial theorem bishops black squares chessboard chord circle coefficient color column compute the number Consequently consider corresponding customers denote determine the number diagonals digits dihedral angle divided divisible draw equally likely possible equation equidistant equivalence classes exactly example experiment favorable outcomes follows formula given Hence inclusion and exclusion intersection k-gons knights length mathematical induction maximum number n-gon number of different number of favorable number of paths number of shortest obtain P₁ pairs partition passengers plane polygons positive integers possible outcomes Pr{E probability theory problem 54 prove queens rectangle relatively prime remaining required probability rooks S₁ segment selected at random sequence shortest paths side solution to problem solved sphere square controlled Suppose T₂ total number triangle unfavorable values vertex vertices