S. C. ARORA 1, SANJAY TAHILIANI 1. Department of Mathematics, University of Delhi, Delhi 110007, India, email: scarora@maths.du.ac.in
2. Department of Mathematics, University of Delhi, Delhi 110007, India, email: saniaytahiliani@yahoo.com
We discuss here some properties of β-R0 and β-R1 topological spaces. A new separation axiom β-RT is introduced. lt is proved that β-RT is strictly weaker then β-R0 . It is also seen that digital line and digital plane both are β-R0.