Lotus Development Corporation

Robert Balaban

Richard A Landsman

Irene Greif

A computer programmed to represent a spreadsheet that can be displayed to a user, the spreadsheet including an array of cells for storing user entered data, the programmed computer including programmed logic for designating a group of one or more cells within the spreadsheet, the group of one or more cells containing a first set of user entered data; programmed logic for creating an alternative for the group of one or more cells, said alternative containing a second set of user entered data that is different from the first set of user entered data; and programmed logic for enabling the user to select between the group of one or more cells and the alternative as the source of the data that is used in a corresponding group of cells within the spreadsheet.

Growing community of inventors

Cambridge, MA, United States of America

Robert Balaban