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FIZIKA B 19 (2010) 3, 143-148
 
LETTER TO THE EDITOR
KALUZA-KLEIN FRW STIFF FLUID COSMOLOGICAL MODEL IN LYRA MANIFOLD
G. MOHANTYa,b, G. C. SAMANTAc and K. L. MAHANTAd
a703, Rameswarpatna, Bhubaneswar-751002, India
bP. G. Department of Mathematics, Sambalpur University,
Jyoti Vihar-768019, Orissa, India
E-mail address:
[email protected]
cDepartment of Mathematics, Gandhi Institute for Technological Advancement (GITA),
Madanpur-752054, Bhubaneswar, India
E-mail address:
[email protected]
dDepartment of Mathematics, Gandhi Institute of Technology and Management (GITAM),
Saraswati Vihar, Gangapada-752054, Bhubaneswar, India
E-mail address:
[email protected]
Received 8 June 2009; Revised manuscript received 25 September 2010
Accepted 2 February 2011 Online 20 February 2011
In this paper we made an attempt to construct a
five-dimensional FRW stiff fluid cosmological model in
Lyra manifold. This model reduces to curvature-free (k=0)
expanding stiff fluid cosmological model. Some physical
and geometrical properties of the model are discussed.
PACS numbers: 04.50.+h, 98.80.-k
UDC 524.83, 52-423
Keywords: Kaluza-Klein FRW cosmological model, stiff fluid, Lyra manifold, expanding
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