Due to differences in licenses, the php_lsa delphi code and sources are yet again hosted here.
The .NET library and it's documentation (which are still very much in sync) can be found at the lsa codeplex site (http://lsa.codeplex.com)
The binary PHP extension DLL is compiled for PHP v5.2.8.
Other PHP versions may work but are not supported without recompilation.
The php_lsa software is written in Object Pascal and can be compiled with Borland Delphi 7.0.
Other Delphi versions may work but are not supported.
In order to compile one should download the following external software:
1) Abbrevia v3.05 @ http://sourceforge.net/projects/tpabbrevia/
2) Php4Delphi v7.0 @ http://www.php4delphi.net
3) Pascal version of Alglib v2.0 @ http://www.alglib.net/
4) SPfree @ http://develop.shorterpath.com
Optionally one could use the following two external SVD decomponsition engines (instead of the build-in AlgLib one):... read more