Abstract This paper is the seventh (and last) part of the publication
``Selected chapters from algebra'', the first six having been published in
previous issues of the Teaching of Mathematics, Vol\. I (1998), 1--22,
Vol\. II, 1 (1999), 1--30, Vol\. II, 2 (1999), 65--80,
Vol\. III, 1 (2000), 15--40, Vol\. III, 2 (2000), 63--82,
Vol\. IV, 1 (2001), 1--34 and Vol\. IV, 2 (2001), 71--104.
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Keywords: Generating functions, Gauss polynomials,
reciprocal polynomial, power series, Catalan's numbers, partition of a number,
pentagonal numbers, Euler's pentagonal theorem, Bernoulli's numbers. |