Authors: SINGH, HEMANT¹ hksinghdu@gmail.com, SINGH, TEJ¹ tbsingh@maths.du.ac.in

Superior Title: Proceedings of the Indian Academy of Sciences: Mathematical Sciences. Feb2012, Vol. 122 Issue 1, p79-86. 8p.

Subject Terms: *HOMOLOGY theory, *CIRCLE, *GROUP theory, *ISOMORPHISMS, *G-spaces, *MATHEMATICAL analysis