Calc3 spreadsheet
Calc3 has a new type of spreadsheets.
The spreadheets in Calc3 can have several dimensions, subcolumns and subrows, and folder trees underneath spreadsheet cells. It has a new type of formula range functions. Calc3 has access controll on every sheet item such as columns, rows, and cells.
Subcolumns and subrows are well known from OLAP (online analytic processing) tools. This functionality enables hiding details to get tidy overview at the same time as possibility to drill down to details. Subcolumns and subrows are huge benefits in applications such as decision tables. Otherwise the view would be cluttered with details such as probability, impact and score for each criterion and alternative.