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# Math Exercises

Added: April 13, 2010 | Visits: 1.313

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

Added: April 17, 2010 | Visits: 710

SYNOPSIS use Math::MatrixReal; use Math::MatrixReal::Aug; These are certain extra methods for Math::MatrixReal, in the tradition of Math::MatrixReal::Ext1; \$matrix1->augmentright(\$matrix2); Creates a new matrix of the form [\$matrix1 \$matrix2]. \$matrix1 and \$matrix2 must have the same...

Platforms: *nix

Added: June 26, 2010 | Visits: 758

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

Added: September 25, 2010 | Visits: 836

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

Added: April 19, 2010 | Visits: 804

Math::Polynomial::Solve is a Perl module to find the roots of polynomial equations. SYNOPSIS use Math::Complex; # The roots may be complex numbers. use Math::Polynomial::Solve qw(poly_roots); my @x = poly_roots(@coefficients); or use Math::Complex; # The roots may be complex numbers....

Platforms: *nix

Added: October 06, 2010 | Visits: 548

Math::Calc::Euro is a Perl module to convert between EUR and the old currencies. SYNOPSIS my \$guildercalc = Math::Calc::Euro->new(NLG) print \$guildercalc->to_euro(1), "n"; # 0.45378... print \$guildercalc->from_national(1), "n"; # same print \$guildercalc->to_national(1), "n"; # 2.20371...

Platforms: *nix

Added: February 20, 2010 | Visits: 589

Math::Fraction is a Perl module to manipulate exact fractions. SYNOPSIS use Math::Fraction; \$a = frac(1,2); \$b = frac(6,7); print "\$a + \$b = ", \$a + \$b, "\$a * \$b = ", \$a * \$b; print \$a->num;.

Platforms: *nix

Added: September 02, 2010 | Visits: 694

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...

Platforms: *nix

Added: February 07, 2010 | Visits: 801

Math::Logic::Predicate is a Perl module to manage and query a predicate assertion database. SYNOPSIS use Math::Logic::Predicate; \$db = new Math::Logic::Predicate; # Enter some predicates into the database \$db->add(<

Platforms: *nix

Added: November 26, 2010 | Visits: 1.099

Math::Logic is a Perl module that provides pure 2, 3 or multi-value logic. SYNOPSIS use Math::Logic qw( \$TRUE \$FALSE \$UNDEF \$STR_TRUE \$STR_FALSE \$STR_UNDEF ) ; # 1 0 -1 TRUE FALSE UNDEF use Math::Logic :NUM ; # \$TRUE \$FALSE \$UNDEF -- what you normally want use Math::Logic :ALL ; # All...

Platforms: *nix

Added: January 05, 2010 | Visits: 887

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

Added: July 14, 2010 | Visits: 774

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

Added: January 13, 2010 | Visits: 617

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

Added: February 25, 2010 | Visits: 806

Math::Roman contains arbitrary sized Roman numbers and conversion from and to Arabic. SYNOPSIS use Math::Roman qw(roman); \$a = new Math::Roman MCMLXXIII; # 1973 \$b = roman(MCMLXI); # 1961 print \$a - \$b,"n"; # prints XII \$d = Math::Roman->bzero(); # \$d++; # I \$d += 1998; # MCMXCIX \$d...

Platforms: *nix

Added: April 22, 2010 | Visits: 662

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

Added: May 22, 2010 | Visits: 738

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

Added: August 27, 2010 | Visits: 1.224

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

Added: September 03, 2010 | Visits: 557

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

Platforms: *nix

Added: January 03, 2010 | Visits: 757

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