Beck, Robert Nelson2012-09-062012-09-0619501950b1471065https://hdl.handle.net/2144/4057Thesis (Ph. D.)--Boston University, 1950The purpose of this disseration is: 1) to examine the attacks which have been made on the Cartesian cogito; and 2) to determine the validity both of the Cartesian principles and of these attacks.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsThesis/Dissertation