
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 21th December 2005.
 mathematical equations 1 and 6 of 7,010,000
 mathematical books 23 of 12,100,000
 algebraic equations 1 and 21 of 2,510,000
 mathematical physics equations 1 and 2 of 2,730,000
 exact solutions 17 and 20 of 19,800,000
 equations exact solutions 1 and 2 of 1,040,000
 differential equations 90 of 6,820,000
 differential equations exact solutions 1 and 2 of 422,000
 differential equations books 8 and 12 of 1,270,000
 differential equations systems 4 of 3,360,000
 differential equations software 23 of 1,660,000
 ordinary differential equations 5 and 30 of 1,280,000
 partial differential equations 25 and 38 of 2,250,000
 partial differential equations linear 2 and 4 of 1,150,000
 partial differential equations nonlinear 4 and 9 of 773,000
 hyperbolic equations 2 and 4 of 710,000
 elliptic equations 4 and 5 of 810,000
 parabolic equations 3 and 19 of 572,000
 integral equations 2 and 4 of 2,600,000
 integral equations linear 6 and 11 of 1,310,000
 integral equations nonlinear 2 and 13 of 638,000
 integral equations books 2 and 11 of 492,000
 functional equations 1 and 3 of 2,430,000
 functional equations books 4 and 7 of 568,000
 functional differential equations 3 and 14 of 1,010,000
 difference equations 15 of 4,510,000
 integrals 19 of 2,440,000
 integral transforms 9 of 814,000
 special functions 8 of 75,700,000
 mathematical physics 71 of 11,000,000
 heat equation 31 and 34 of 3,860,000
 diffusion equation 72 of 2,000,000
 wave equation 99 of 4,380,000
 Laplace equation 15 of 634,000
 boundary layer equations 6 of 713,000
 KleinGordon equation 3 and 4 of 162,000
 Kortewegde Vries equation 2 and 5 of 57,500
 NavierStokes equations 43 of 651,000
 Schrodinger equation 15 and 18 of 298,000
 Bessel equation 9 of 243,000
 Abel equation 7 and 8 of 209,000
 Mathieu equation 4 and 6 of 108,000
 Riccati equation 2 and 21 of 94,600
 Legendre equation 6 and 10 of 194,000
 Volterra integral equations 2 and 11 of 72,300
 Fredholm integral equations 1 and 6 of 64,900
 Cauchy equation 4 and 5 of 343,000
 MongeAmpere equation 5 and 15 of 4,630
 Ermakov equation 1 and 5 of 806
 EmdenFowler equation 3 and 4 of 673
 mathematical software 60 of 13,600,000
 method separation of variables 37 of 1,130,000



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
