Uses Eaton's & Daines' equations for Seismic, drilling and electric log. An excel macro and associated workbook for evaluating and predicitng abnormal formation pressures in Oil & Gas wells. Pressure Eval & Deviant v.2.0 Pressure evaluation for Oil & Gas wells.Instead of simple macro replacement it offers evaluation of arbitrary python expressions and execution of python code. Pyexpander v.1.5.1 Pyexpander is a powerful macro processor based on python.Extensible and Modular, very OO implementation. A sophisticated macro processor capable of loops, subroutines, libraries, file processing, etc. Line Oriented Macro Expander v.1.0 Line Oriented Macro Expander.