
EqWorld
The World of Mathematical Equations 


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Testing EqWorld with Yahoo
The website EqWorld has been tested using the powerful search engine
Yahoo
for the rating of keywords that appear on EqWorld's pages. Listed below are the keywords tested,
the respective highest places of EqWorld's pages in Yahoo search results, and the total number of
web pages found by Yahoo for the query. The testing was carried out on 20th March 2006.
 mathematical equations 1 and 6 of 8,590,000
 mathematical books 9 of 13,200,000
 algebraic equations 2 and 20 of 3,120,000
 mathematical physics equations 1 and 2 of 3,180,000
 exact solutions 10 and 18 of 21,200,000
 equations exact solutions 1 and 2 of 1,280,000
 differential equations 89 of 8,160,000
 differential equations exact solutions 1 and 13 of 514,000
 differential equations books 11 and 12 of 1,360,000
 differential equations systems 40 of 4,240,000
 differential equations software 21 of 1,930,000
 ordinary differential equations 7 of 1,600,000
 partial differential equations 18 of 2,740,000
 partial differential equations linear 2 and 3 of 1,490,000
 partial differential equations nonlinear 2 and 4 of 994,000
 hyperbolic equations 2 and 3 of 906,000
 elliptic equations 3 and 4 of 1,030,000
 parabolic equations 2 and 7 of 716,000
 integral equations 2 and 5 of 3,300,000
 integral equations linear 4 and 10 of 1,730,000
 integral equations nonlinear 1 and 16 of 808,000
 integral equations books 2 and 8 of 579,000
 functional equations 2 and 3 of 3,030,000
 functional equations books 3 and 6 of 597,000
 functional differential equations 12 of 1,260,000
 difference equations 25 of 5,360,000
 integrals 20 of 3,000,000
 integral transforms 9 of 1,020,000
 special functions 7 of 71,600,000
 mathematical physics 68 of 12,400,000
 heat equation 25 and 30 of 4,620,000
 diffusion equation 19 of 2,300,000
 wave equation 59 of 5,010,000
 Laplace equation 18 of 813,000
 boundary layer equations 6 and 10 of 887,000
 KleinGordon equation 3 and 4 of 171,000
 Kortewegde Vries equation 2 and 6 of 70,300
 NavierStokes equations 38 of 782,000
 Schrodinger equation 14 and 16 of 382,000
 Bessel equation 9 and 11 of 312,000
 Abel equation 7 and 8 of 227,000
 Mathieu equation 3 and 5 of 133,000
 Riccati equation 1 and 28 of 119,000
 Legendre equation 5 and 10 of 243,000
 Volterra integral equations 3 and 12 of 90,500
 Fredholm integral equations 2 and 7 of 81,600
 Cauchy equation 4 and 5 of 460,000
 MongeAmpere equation 4 and 5 of 4,820
 Ermakov equation 2 and 5 of 845
 EmdenFowler equation 3 and 4 of 756
 mathematical software 56 of 15,500,000
 method separation of variables 42 of 1,360,000



The EqWorld website presents extensive information on solutions to
various classes of ordinary differential equations, partial differential
equations, integral equations, functional equations, and other mathematical
equations.
Copyright © 20042017 Andrei D. Polyanin
