Grade 5 Math

Ryan's Math Quiz... Flash card style math reinforcement and proficiency enhancement. Simple interface with positive feedback and quiz quality reporting. Difficulty adjustable for 1st grade level math or higher. Configurable for professional teaching environments, simple enough for a child to use...

Math::NumberCruncher Perl module contains a collection of useful math-related functions. SYNOPSIS It should be noted that as of v4.0, there is now an OO interface to Math::NumberCruncher. For backwards compatibility, however, the previous, functional style will always be supported. # OO...

Math::Matrix can multiply and invert Matrices. The following methods are available: new Constructor arguments are a list of references to arrays of the same length. The arrays are copied. The method returns undef in case of error. $a = new Math::Matrix ([rand,rand,rand],...


Platforms: *nix

Math::NoCarry is a Perl extension for no carry arithmetic. SYNOPSIS use Math::NoCarry; my $sum = Math::NoCarry::add( 123, 456 ); my $difference = Math::NoCarry::subtract( 123, 456 ); my $product = Math::NoCarry::multiply( 123, 456 ); No carry arithmetic doesnt allow you to carry...


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

Math::HashSum can sum a list of key-value pairs on a per-key basis. SYNOPSIS use Math::HashSum qw(hashsum); my %hash1 = (a=>.1, b=>.4); my %hash2 = (a=>.2, b=>.5); my %sum = hashsum(%hash1,%hash2); print "$sum{a}n"; # Prints .3 print "$sum{b}n"; # Prints .9 This module allows you to...


Platforms: *nix

Math::Vec is a Object-Oriented Vector Math Methods in Perl. SYNOPSIS use Math::Vec; $v = Math::Vec->new(0,1,2); or use Math::Vec qw(NewVec); $v = NewVec(0,1,2); @res = $v->Cross([1,2.5,0]); $p = NewVec(@res); $q = $p->Dot([0,1,0]); or use Math::Vec qw(:terse); $v = V(0,1,2); $q...


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::Pari is a Perl interface to PARI. SYNOPSIS use Math::Pari; $a = PARI 2; print $a**10000; or use Math::Pari qw(Mod); $a = Mod(3,5); print $a**10000; This package is a Perl interface to famous library PARI for numerical/scientific/number-theoretic calculations. It allows use of...


Platforms: *nix

Math::Random::MT::Auto is a Perl module for auto-seeded Mersenne Twister PRNGs. SYNOPSIS use strict; use warnings; use Math::Random::MT::Auto qw(rand irand shuffle gaussian), /dev/urandom => 256, random_org; # Functional interface my $die_roll = 1 + int(rand(6)); my $coin_flip =...


Platforms: *nix

Math::String module contains arbitrary sized integers having arbitrary charsets to calculate with key rooms. SYNOPSIS use Math::String; use Math::String::Charset; $a = new Math::String cafebabe; # default a-z $b = new Math::String deadbeef; # a-z print $a + $b; # Math::String "" $a =...


Platforms: *nix

Math::Symbolic is a Perl module for symbolic calculations. SYNOPSIS use Math::Symbolic; my $tree = Math::Symbolic->parse_from_string(1/2 * m * v^2); # Now do symbolic calculations with $tree. # ... like deriving it... my ($sub) = Math::Symbolic::Compiler->compile_to_sub($tree); my...


Platforms: *nix

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...


Platforms: *nix

Math::BigInt::Calc is a pure Perl module to support Math::BigInt. SYNOPSIS Provides support for big integer calculations. Not intended to be used by other modules. Other modules which sport the same functions can also be used to support Math::BigInt, like Math::BigInt::GMP or...


Platforms: *nix

Math::Algebra::Symbols is a Symbolic Algebra in Pure Perl. SYNOPSIS Example symbols.pl #!perl -w -I.. use Math::Algebra::Symbols hyper=>1; use Test::Simple tests=>5; ($n, $x, $y) = symbols(qw(n x y)); $a += ($x**8 - 1)/($x-1); $b += sin($x)**2 + cos($x)**2; $c += (sin($n*$x) +...


Platforms: *nix

Math::Zap::Triangle2 - triangles in 2D space. Synopsis Example t/triangle2.t #_ Triangle ___________________________________________________________ # Test 2d triangles # philiprbrenan@yahoo.com, 2004, Perl License #______________________________________________________________________...


Platforms: *nix

Math::Zap::Triangle module can build triangles in 3D space. Synopsis Example t/triangle.t #_ Triangle ___________________________________________________________ # Test 3d triangles # philiprbrenan@yahoo.com, 2004, Perl License...


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::Fractal::DLA is a Diffusion Limited Aggregation (DLA) Generator. SYNOPSIS use Math::Fractal::DLA; $fractal = new Math::Fractal::DLA; # Dynamic loading of the subclass Math::Fractal::DLA::TYPE $fractal->setType( TYPE ); # Open the log file FILE $fractal->debug( debug => 1, logfile...


Platforms: *nix

Math::Bezier::Convert is a Perl module to convert cubic and quadratic bezier each other. SYNOPSIS use Math::Bezier::Convert; @new_cubic = divide_cubic($cx1, $cy1, $cx2, $cy2, $cx3, $cy3, $cx4, $cy4, $t); @new_quad = divide_quadratic($cx1, $cy1, $cx2, $cy2, $cx3, $cy3, $t); @quad =...


Platforms: *nix