How to read this manual

This manual is intended to be read by two types of users:

• application oriented
• developer

In the first case you may skip all the "Mathematical background" sections and go directly to the "Implementation" and "Examples" sections. In some cases it may be necessary however to consult the "Mathematical background" section to understand the meaning of some parameters of the procedure you intend to use.

In the latter case the "Mathematical background" sections may be of interest.