Performing Set Operations Math

RPN is a Perl extension for Reverse Polish Math Expression Evaluation. SYNOPSIS use Math::RPN; $value=rpn(expr...); @array=rpn(expr...); expr... is one or more scalars or lists of scalars which contain RPN expressions. An RPN expression is a series of numbers and/or operators separated...

Libtext is a C library for creating, reading, and performing operations on growable text / string buffer objects with optional error callbacks. Libtext performs actions such as append, delete, find, get, insert, prepend, replace, and reverse. Libtext can also append, insert, overwrite, and...

Loomes Nested Set can perform several types of operations to manipulate an hierarchy of nodes that are stored in a database as table records.Currently Loomes Nested Set can insert a root node, insert a node that is child of a given parent, delete a branch of nodes under a given node, delete a...


Platforms: PHP

This is a tool that makes making math worksheets easier than ever. Just a few clicks and you're on. The limits are almost unlimited as it can get 300 math problems on a worksheet without even making it look compacted. Supports bold printing mode also. It allows you to put a title, select the type...


Platforms: Windows, *nix

Set::IntSpan::Fast is a Perl module for fast handling of sets containing integer spans. SYNOPSIS use Set::IntSpan::Fast; my $set = Set::IntSpan::Fast->new(); $set->add(1, 3, 5, 7, 9); $set->add_range(100, 1_000_000); print $set->as_string(), "n"; # prints 1,3,5,7,9,100-1000000 The...


Platforms: *nix

Set::Hash is a Perl module with hashes as objects with lots of handy methods (including set comparisons) and support for method chaining. SYNOPSIS use Set::Hash; my $sh1 = Set::Hash->new(name=>"dan",age=>33); my $sh2 = Set::Hash->new(qw/weight 185 height 72/); $sh1->length->print; # 2...


Platforms: *nix

SYNOPSIS use Math::FresnelZone; use Math::FresnelZone qw(fresnel fresnelMi fresnelKm); The arguments are: 0 - distance in kilometers or miles (default is 1), 1 - frequency in GHz (defualt 2.4), 2 - set to true to specify that the distance you are inputting is in miles and that the...


Platforms: *nix

Set::Infinite::Basic is a Perl module with sets of intervals. SYNOPSIS use Set::Infinite::Basic; $set = Set::Infinite::Basic->new(1,2); # [1..2] print $set->union(5,6); # [1..2],[5..6] Set::Infinite::Basic is a Set Theory module for infinite sets. It works on reals, integers, and...


Platforms: *nix

Math::BaseCalc is a Perl module that can convert numbers between various bases. SYNOPSIS use Math::BaseCalc; my $calc = new Math::BaseCalc(digits => [0,1]); #Binary my $bin_string = $calc->to_base(465); # Convert 465 to binary $calc->digits(oct); # Octal my $number =...


Platforms: *nix

Math::Amoeba is a Multidimensional Function Minimization. SYNOPSIS use Math::Amoeba qw(ConstructVertices EvaluateVertices Amoeba MinimiseND); my ($vertice,$y)=MinimiseND(@guess,@scales,&func,$tol,$itmax,$verbose); my @vertices=ConstructVertices(@vector,@offsets); my...


Platforms: *nix

Math::BigInt is an arbitrary size integer/float math package. SYNOPSIS use Math::BigInt; # or make it faster: install (optional) Math::BigInt::GMP # and always use (it will fall back to pure Perl if the # GMP library is not installed): # will warn if Math::BigInt::GMP cannot be found...


Platforms: *nix

Math::TotalBuilder::Common is a Perl module with common unit sets for building totals. SYNOPSIS use Math::TotalBuilder; use Math::TotalBuilder::Common; # units for 952 pence my %tender = build($Math::TotalBuilder::Common::uk_money_old, 952); This package is just a set of common sets of...


Platforms: *nix

Math::Group::Thompson Perl module contains OO methods that calculates the cardinality of the ball of radius n of Thompson group F. SYNOPSIS use Math::Group::Thompson; my $F = Math::Group::Thompson->new( VERBOSE => 0 ); my $card = $F->cardBn(3,); print "#B(3) = $cardn"; The...


Platforms: *nix

Math::String::Charset::Nested is a charset for Math::String objects. SYNOPSIS use Math::String::Charset; # construct a charset from bigram table, and an initial set (containing # valid start-characters) # Note: After an a, either an b, c or a can follow, in this order # After an d only...


Platforms: *nix

Math::String::Charset is a simple charset for Math::String objects. SYNOPSIS use Math::String::Charset; $a = new Math::String::Charset; # default a-z $b = new Math::String::Charset [a..z]; # same $c = new Math::String::Charset { start => [a..z], sep => }; # with between chars print...


Platforms: *nix

Implements the static behaviours of the Complex Class, with algorithm logic based on the use of reverse Polish notation. Supports all functions pertaining to the complex number calculator and three added functions that are beyond the calculator's scope. The calculator is capable of performing all...


Platforms: Windows, Mac, *nix, Flash,

Examples used in the December 2010 webinar titled "Teaching Math and Physics with Symbolic Math Toolbox". View the recorded webinar here:http://www.mathworks.com/wbnr52810Topics include:* Using symbolic computation for common tasks such as solving, simplifying, and plotting equations, and...


Platforms: Matlab

isParetoSetMember returns the logical Pareto membership of a set of N points in K dimensions. It takes as input a N-by-N matrix and return a N-binary-array, denoting for each of the N points, whether it is Pareto (1) o not (0).The concept of Pareto dominance considered herein is the standard...


Platforms: Matlab

Math::GMPq is a bigrational Perl module utilising the Gnu MP (GMP) library. Basically this module simply wraps all of the 'mpq' (rational number) functions provided by that library. The documentation below extensively plagiarises the GMP documentation (which can be found at http://gmplib.org)....


Platforms: *nix

Chart::Math::Axis implements in a generic way an algorithm for finding a set of ideal values for an axis. That is, for any given set of data, what should the top and bottom of the axis scale be, and what should the interval between the ticks be. The terms top and bottom are used throughout this...


Platforms: *nix