Problems for senior school

De, Prithiwijit and Shirali, Shailesh (2017) Problems for senior school. At Right Angles, 6 (3). pp. 104-107.

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Abstract

At a party, it was observed that each person knew exactly twenty others. Also, for each pair of persons who knew one another, there was exactly one other person whom they both knew.

Item Type: Articles in APF Magazines
Authors: De, Prithiwijit and Shirali, Shailesh
Document Language:
Language
English
Uncontrolled Keywords: Parity, Integers, Combinatorics, Polynomials, Identities
Subjects: Natural Sciences > Mathematics
Divisions: Azim Premji University > University Publications > At Right Angles
Full Text Status: Public
URI: http://publications.azimpremjifoundation.org/id/eprint/1424
Publisher URL: http://apfstatic.s3.ap-south-1.amazonaws.com/s3fs-...

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