INTERPOLATION

  1. Download the following document for the original excel add-in. The real documentation for LibreOffice and google spreadsheet will be included as soon as possible. While now this document can be helpful.

  2. Coming soon.. will be possible to receive comments and doubts in a forum. <link>

Original Add-in was developed by Jose Ivan Martinez Garcias only for Excel, now is ported to be used in LibreOffice Calc and Google Sheets