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If you are interested in learning more about this: https://www.math.upenn.edu/~wilf/DownldGF.html https://www.math.upenn.edu/~wilf/DownldGF.html

• jules 8y ago
  There's also http://algo.inria.fr/flajolet/Publications/book.pdf http://algo.inria.fr/flajolet/Publications/book.pdf. The first chapter of this book is more or less equivalent to generatingfunctionology, but has a more modern flavour.
  • bmer 8y ago
    Wow, nice!