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Wallis product

Known as: Wallis's product, Proof of Wallis product, Wallis' product 
In mathematics, Wallis' product for π, written down in 1655 by John Wallis, states that
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Papers overview

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2019
Review
2018
Review
2018
Introduction: Lymphatic filariasis (LF) and intestinal parasite infections are most prevalent neglected tropical diseases (NTDs… Expand
2014
2014
Abstract The m-clover is the plane curve defined by the polar equation . In this article we extend a well-known derivation of the… Expand
2011
2011
Summary A covering system is a system of k arithmetic progressions whose union includes all integers. It is a disjoint covering… Expand
2010
2010
Bu calisma hemodiyaliz hastalarinin algiladiklari sosyal destek ile umutsuzluklari arasindaki iliskiyi belirlemek amaciyla… Expand
2007
2007
We give an elementary proof of the Wallis product formula for pi. The proof does not require any integration or trigonometric… Expand
2006
2006
Stirling's formula is that n,n!=2nπne~n·e~(θ12n)=(0θ1) for any n∈N and Wallis's formula is that(lim)n→∞12n+1(2n)!!(2n-1)!!~2=π2… Expand
2004
2004
One generalization of Wallis′s product :Π∞k=12k(2k+2)(2k+1)2=π4is given in this paper,where k and l are positive… Expand