General Relativistic Space-Time with η1-Einstein Metrics

被引:22
|
作者
Li, Yanlin [1 ]
Mofarreh, Fatemah [2 ]
Dey, Santu [3 ]
Roy, Soumendu [4 ]
Ali, Akram [5 ]
机构
[1] Hangzhou Normal Univ, Sch Math, Hangzhou 311121, Peoples R China
[2] Princess Nourah Bint Abdulrahman Univ, Fac Sci, Math Sci Dept, Riyadh 11546, Saudi Arabia
[3] Bidhan Chandra Coll, Dept Math, Asansol 713304, W Bengal, India
[4] MLR Inst Technol, Dept Sci & Humanities, Hyderabad 500043, India
[5] King Khalid Univ, Coll Sci, Dept Math, Abha 61421, Saudi Arabia
基金
中国国家自然科学基金;
关键词
general relativistic space-time; torse-forming vector fields; eta(1)-Einstein soliton; Einstein's field equation; dust fluid; dark fluid; radiation era; Laplacian equation; ETA-RICCI SOLITONS; GEOMETRY; COMPACT;
D O I
10.3390/math10142530
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
The present research paper consists of the study of an eta(1)-Einstein soliton in general relativistic space-time with a torse-forming potential vector field. Besides this, we try to evaluate the characterization of the metrics when the space-time with a semi-symmetric energy-momentum tensor admits an eta(1)-Einstein soliton, whose potential vector field is torse-forming. In adition, certain curvature conditions on the space-time that admit an eta(1)-Einstein soliton are explored and build up the importance of the Laplace equation on the space-time in terms of eta(1)-Einstein soliton. Lastly, we have given some physical accomplishment with the connection of dust fluid, dark fluid and radiation era in general relativistic space-time admitting an eta(1)-Einstein soliton.
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页数:11
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