Versatile asymmetrical tight extensions
Olivier Olela Otafudu, Zechariah Mushaandja (2017)
Topological Algebra and its Applications
Similarity:
We show that the image of a q-hyperconvex quasi-metric space under a retraction is q-hyperconvex. Furthermore, we establish that quasi-tightness and quasi-essentiality of an extension of a T0-quasi-metric space are equivalent.