Tag Archives: partitions

Math.Combinatorics.Multiset

Posted on February 20, 2010 by Brent

Just a quick note to say that I’ve just uploaded a new package, multiset-comb, to Hackage. It primarily has functions for generating all the distinct permutations and partitions of a multiset (a set where elements are allowed to occur multiple … Continue reading →

Posted in haskell, projects | Tagged , , , , | 4 Comments

How to solve this differential equation?

Posted on December 16, 2009 by Brent

How would you solve the differential equation with the initial condition ? I know what the answer is supposed to be, but I don’t know how to directly solve it. In case you’re wondering, is the exponential generating function for … Continue reading →

Posted in combinatorics, math | Tagged , , , , | 15 Comments

Monad.Reader article (Multiset partitions)

Posted on September 28, 2007 by Brent

I imagine that most who read this blog have already seen it, but for those who haven’t, my article Generating Multiset Partitions has been published in Issue #8 of The Monad.Reader.  In it, I discuss the problem of generating multiset … Continue reading →

Posted in haskell, math, writing | Tagged , , , , | 2 Comments