Free Access

Table 4

The results for different locations of the observer at (X,Y,Z).

Location of Number of Number of Topological Topological
observer quasars ghosts index Smult* index Ssimp*

(0, 0, 0) 2044 24 1.60 × 10-10 1.44 × 10-10
(0, 0.5, 0) 2014 18 1.50 × 10-10 1.46 × 10-10
(0, 1, 0) 1970 10 1.46 × 10-10 1.47 × 10-10
(1, 0, 0) 1972 24 1.63 × 10-10 1.30 × 10-10
(3, 0, 0) 2002 26 1.69 × 10-10 1.46 × 10-10
(5, 0, 0) 1970 26 1.59 × 10-10 1.49 × 10-10

Notes. * Smult and Ssimp represent the topological index defined in Eq. (3) for the Hantzsche-Wendt space and for the simply connected Euclidean space, respectively.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.