COMPARATIVE AND ANALYTIC LENS FOR DISPLAYING A WINDOW WITH A FIRST COLUMN FOR FIRST DATA AND A SECOND COLUMN FOR COMPARISON VALUES OF THE FIRST DATA AND SECOND DATA

Provided are techniques for comparing data. User selection of first data to be compared is received. User input of one or more formulas used in making comparisons is received. The user is allowed to move a Comparative and Analytic (CA) lens window to float over second data, wherein the CA lens window displays a floating, transparent document. In response to the CA lens floating over the second data, in real-time, the first data and the second data are compared according to the one or more formulas, and the CA lens window is displayed showing the first data and the comparison between the first data and the second data.