general function for sorting a matrix
horpner at yahoo.com
Wed Aug 29 19:54:01 CEST 2007
On 2007-08-29, Xah Lee <xah at xahlee.org> wrote:
> A couple years ago, i posted a programing problem, about
> writing a function that will sort a arbitrarily dimentioned
> matrix in any possible way to sort it.
> Such a function, is rather typical in functional programing
> languages. I wrote a version in 1999 in perl for practical
> purposes, since sorting a matrix (i.e. list of lists) is rather
> common. With this function, i can have a single interface to
> deal with any list (including list of lists).
> It is ideal, that a language's function for sort actually are
> of this generality.
> (See ?What is Expressiveness in a Computer Language?, Xah Lee, 2005.
> The advantage of such a generality, is that a programer don't
> need to write a sorting code every time she encounters a list.
The advantage of such a richly implemented language as Python, is
that a programmer don't need to write a general sorting algorithm
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