PDL::Math - extended mathematical operations and special functions River stage two • 90 direct dependents • 94 total dependents

This module extends PDL with more advanced mathematical functions than provided by standard Perl. All the functions have one input pdl, and one output, unless otherwise stated. Many of the functions are linked from the system maths library or the Cep...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Graphics::TriD::MathGraph - Mathematical Graph objects for PDL River stage two • 90 direct dependents • 94 total dependents

This module exists for plotting mathematical graphs (consisting of nodes and arcs between them) in 3D and optimizing the placement of the nodes so that the graph is visualizable in a clear way....

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL - the Perl Data Language River stage two • 90 direct dependents • 94 total dependents

(For the exported PDL constructor, pdl(), see PDL::Core) PDL is the Perl Data Language, a perl extension that is designed for scientific and bulk numeric data processing and display. It extends perl's syntax and includes fully vectorized, multidimens...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::PP - Generate PDL routines from concise descriptions River stage two • 90 direct dependents • 94 total dependents

Now that you have some idea how to use "pp_def" to define new PDL functions it is time to explain the general syntax of "pp_def". "pp_def" takes as arguments first the name of the function you are defining and then a hash list that can contain variou...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Func - interpolation, integration, & gradient estimation (differentiation) of functions River stage two • 90 direct dependents • 94 total dependents

This module aims to contain useful functions. Honest....

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Index - an index of PDL documentation River stage two • 90 direct dependents • 94 total dependents

A meta document listing the documented PDL modules and the PDL manual documents...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Basic - Basic utility functions for PDL River stage two • 90 direct dependents • 94 total dependents

This module contains basic utility functions for creating and manipulating piddles. Most of these functions are simplified interfaces to the more flexible functions in the modules PDL::Primitive and PDL::Slices....

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Course - A journey through PDL's documentation, from beginner to advanced. River stage two • 90 direct dependents • 94 total dependents

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Fit::LM - Levenberg-Marquardt fitting routine for PDL River stage two • 90 direct dependents • 94 total dependents

This module provides fitting functions for PDL. Currently, only Levenberg-Marquardt fitting is implemented. Other procedures should be added as required. For a fairly concise overview on fitting see Numerical Recipes, chapter 15 "Modeling of data"....

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::MatrixOps - Some Useful Matrix Operations River stage two • 90 direct dependents • 94 total dependents

PDL::MatrixOps is PDL's built-in matrix manipulation code. It contains utilities for many common matrix operations: inversion, determinant finding, eigenvalue/vector finding, singular value decomposition, etc. PDL::MatrixOps routines are written in a...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Transform - Coordinate transforms, image warping, and N-D functions River stage two • 90 direct dependents • 94 total dependents

PDL::Transform is a convenient way to represent coordinate transformations and resample images. It embodies functions mapping R^N -> R^M, both with and without inverses. Provision exists for parametrizing functions, and for composing them. You can us...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Primitive - primitive operations for pdl River stage two • 90 direct dependents • 94 total dependents

This module provides some primitive and useful functions defined using PDL::PP and able to use the new indexing tricks. See PDL::Indexing for how to use indices creatively. For explanation of the signature format, see PDL::PP....

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Interpolate::Slatec - simple interface to SLATEC interpolation routines River stage two • 90 direct dependents • 94 total dependents

Use the interface defined by PDL::Interpolate to provide a simple way to use the SLATEC interpolation routines (e.g. see PDL::Slatec). Hence the name for this library - as returned by the "library" method - is "Slatec". Currently, only the piecewise ...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

PDL::Transform::Cartography - Useful cartographic projections River stage two • 90 direct dependents • 94 total dependents

PDL::Transform::Cartography includes a variety of useful cartographic and observing projections (mappings of the surface of a sphere), including reprojected observer coordinates. See PDL::Transform for more information about image transforms in gener...

ETJ/PDL-2.020 - 12 Dec 2019 03:41:21 GMT

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