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gr-qc2003
Non commutative quantum spacetime with topological vortex states, and dark matter in the universe
Ajay Patwardhan
Non commutative geometry is creating new possibilities for physics. Quantum spacetime geometry and post inflationary models of the universe with matter creation have an enormous ra…
quant-ph2003
Particle and Field Symmetries and Noncommutative Geometry
Ajay Patwardhan
The development of Noncommutative Geometry is creating a reworking and new possibilities in physics. This paper identifies some of the commutation and derivation structures that ar…