Changes in version 2.4.0 (2023-08-18)                  

  - Check for negative (impossible svalues).
  - New package maintainer: Peter Solymos.

                 Changes in version 2.3.0 (2023-01-19)                  

  - Function and argument names are consistent with related packages.
  - Components in common with related packages come from metabias
    package (@param docs, returned object structure/class, references).
  - Cleaner structure of code, documentation, examples, tests.
  - Package-level docs and namespace.