Bijections in Combinatorics (TOMATO Obj 168)

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Bijection principle is a very useful tool for combinatorics. Here we pick up a problem that appeared in I.S.I.'s B.Stat-B.Math Entrance.

Part 1: The problem and the hints

Part 2

Part 3

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4 comments on “Bijections in Combinatorics (TOMATO Obj 168)”

Kazi Abu Rousan says:
April 24, 2018 at 2:59 pm
Can you teach me the Bijection principle?
Reply
1. Ashani Dasgupta says:
  April 24, 2018 at 3:24 pm
  Bijection principle is taught Cheenta Early Bird Math Olympiad program
  Reply
  1. Kazi Abu Rousan says:
    April 24, 2018 at 3:26 pm
    Is there any book or PDF file where I can read it?
    Reply
    1. Ashani Dasgupta says:
      April 24, 2018 at 3:28 pm
      Yes. You may consult books like Principle and Techniques of Combinatorics or Excursion in Mathematics
      Reply