A compact and easy-to-use spreadsheet that can be run from USB discs. Main features include: around 300 built-in formulas, 2,097,152 rows x 2,047 columns, workbooks containing hierarchically organized worksheets, 2D/XY and 3D charts, standard editing and formatting tools and options,
password protection and encryption, clean installation, COM interfaces for developers, numerical functions (matrix decompositions, equation sets, linear/integer/binary and quadratic programming, time series analysis, minimization), optional XML
and binary file formats; importing, exporting and editing text, xBase and Excel XML files.