| From the CERN ROOT Licensing page | |
| (http://root.cern.ch/drupal/content/license): | |
| > The ROOT system is being made available under the LGPL, which allows ROOT to | |
| > be used in a wide range of open and closed environments. | |
| CERN code is used for: | |
| - Evaluating the Kolmogorov cumulative distribution function |