FIZIKA B 19 (2010) 3, 143-148

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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: ganeshwarm@yahoo.com
cDepartment of Mathematics, Gandhi Institute for Technological Advancement (GITA), Madanpur-752054, Bhubaneswar, India    
E-mail address: gauranga1981@yahoo.co.in
dDepartment of Mathematics, Gandhi Institute of Technology and Management (GITAM), Saraswati Vihar, Gangapada-752054, Bhubaneswar, India
 E-mail address: kamal2_m@yahoo.com

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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