X-Git-Url: https://git.octo.it/?p=sort-networks.git;a=blobdiff_plain;f=README;h=c5dfe694bc6eb65709153a698f7438c80ca662d5;hp=86f7733bec426b0b375d4ddc5089b05b3d1024fa;hb=48c59e57e010d13aeba74ff02257127493377b5e;hpb=35292ade9d3bb13eb08f40f567258515bce40011 diff --git a/README b/README index 86f7733..c5dfe69 100644 --- a/README +++ b/README @@ -19,10 +19,13 @@ The distribution includes the following utility programs: Reads a list of values from STDIN and applies a given comparator network to the list. The resulting list of printed to STDOUT. - * sn-batcher - Creates a batcher bitonic-merge-sort network with a given number of inputs - and prints the network to STDOUT. The number of inputs must be a power of - two. + * sn-bitonicmerge + Creates a bitonic merge network with a given number of left and right + inputs. The resulting network is printed to STDOUT. + + * sn-bitonicsort + Creates a bitonic mergesort network with a given number of inputs and + prints the network to STDOUT. * sn-check-bf Does a brute-force check whether a given comparator network is a sort @@ -30,14 +33,14 @@ The distribution includes the following utility programs: time, so only small networks can be tested within a reasonable time. * sn-cut - Remove an input by assuming positive or negative infinity to be applied to - one input and "winning" or "losing" all comparisons. + Removes one or more inputs by assuming positive or negative infinity to be + applied to the inputs to remove. * sn-info - Display information about a comparator network in human readable form. + Displays information about a comparator network in human readable form. * sn-merge - Combine two sort networks using the odd-even-merge network. + Combines two sort networks using the odd-even or bitonic merge network. * sn-normalize Reads a sort network and prints a normalized version to STDOUT. A @@ -45,9 +48,17 @@ The distribution includes the following utility programs: way. * sn-oddevenmerge - Creates a odd-even-merge-sort network with a given number of inputs and + Creates an odd-even merge network with a given number of left and right + inputs. The resulting network is printed to STDOUT. + + * sn-oddevensort + Creates an odd-even mergesort network with a given number of inputs and prints the network to STDOUT. + * sn-pairwisesort + Creates a pairwise sorting network based on the paper by Ian Parberry. + The number of inputs must be a power of two. + * sn-shmoo Prints a so-called "shmoo chart" of a comparator network to STDOUT. The running time of this tool is exponential, roughly O(m * 2^n) where m is the @@ -56,10 +67,42 @@ The distribution includes the following utility programs: * sn-show Prints an ASCII version of a sort network to STDOUT. + * sn-svg + Prints the Scalable Vector Graphics (SVG) sources of a graphic + representation of a comparator network to STDOUT. + * sn-tex Prints the TikZ / TeX sources of a graphic representation of a comparator network to STDOUT. + * sn-tex-cut + Prints the TikZ / TeX sources of a graphic representation of a cut sequence + to STDOUT. + +Experimental / research applications: + + * sn-bb + * sn-bb-merge + * sn-count-cuts + * sn-count-markov + * sn-markov + * sn-evolution + * sn-evolution2 + * sn-evolution-cut + * sn-evolution-merge + + +License +------- + +The libsortnetwork library is licensed under the GNU Lesser General Public +License, version 2.1 or later (LGPLv2.1+). + +Other utility programs included in this distribution, for example +"sn-normalize", are licensed under the GNU General Public License, version 2 +(GPLv2). The exact terms of this license can be found in the file "COPYING" in +the top source directory. + Author ------