HIGHLIGHTS
- who: Xiaokun Yang from the Institute of Theoretical Physics, Beijing University of Technology, Beijing, China have published the paper: A symmetric DBI action theory and its applications to inflationary cosmology, in the Journal: Eur. Phys. J. C (2021) 81:1135 of /2021/
- what: In the sixth section, the authors show discussion.
- how: Because this paper proposes a true theory of the inflation which overcomes all the difficulties of all the current DBI inflation theories (e_g the potential energy and kinetic energy are not in the symmetric situation of equal right which is key . . .
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