e present invention. [0028]FIGS. 5A, 5B, illustrate a spreadsheet user interface for invoking the persistent self-replicating operation, according to the present invention. [0029]FIGS. 6A, 6B are a flow chart illustrating a method for managing objects involved in Persistent Self-Replication operations, according to the present invention. [0030]FIG. 7 is a flow chart illustrating a method for perfo