In the present work which is a critique of Vedanta the author has applied Dr. A.N. Whitehead's approach to philosophy and in particular his definition of an entity which entails a process metaphysics. Having deeply studied the ultimate metaphysical positions of the Vedantic School of thought, he has subjected the three well-known systems of Advaita, Visistadvaita and Dvaita to a critical analysis in the light of rational metaphysics based on an adequate analysis ...