
EqWorld
The World of Mathematical Equations 


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Testing EqWorld with Google
The website EqWorld has been tested using the powerful search engine
Google
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 Google search results, and the total number of
web pages found by Google for the query. The testing was carried out on 12 February 2007.
 mathematical equations 1 and 2 of 13,800,000
 mathematical books 4 of 11,000,000
 algebraic equations 4 of 2,200,000
 mathematical physics equations 2 and 3 of 4,100,000
 exact solutions 5 of 18,600,000
 equations exact solutions 1 and 2 of 2,080,000
 differential equations 156 of 19,500,000
 differential equations exact solutions 1 and 2 of 1,260,000
 ordinary differential equations 27 of 1,460,000
 partial differential equations 10 of 2,590,000
 partial differential equations linear 3 and 4 of 1,410,000
 partial differential equations nonlinear 4 and 5 of 1,240,000
 differential equations books 21 of 1,600,000
 differential equations systems 29 of 11,700,000
 hyperbolic equations 5 and 6 of 1,250,000
 elliptic equations 7 and 8 of 1,370,000
 parabolic equations 4 of 1,300,000
 integral equations 3 and 4 of 2,490,000
 integral equations linear 1 and 2 of 1,760,000
 integral equations nonlinear 2 and 3 of 1,290,000
 integral equations books 5 of 1,310,000
 functional equations 3 and 4 of 2,680,000
 functional equations books 2 of 1,340,000
 functional differential equations 2 of 1,550,000
 difference equations 33 of 3,240,000
 integrals 5 of 9,310,000
 integral transforms 3 of 1,800,000
 special functions 10 of 74,500,000
 heat equation 15 of 2,220,000
 diffusion equation 29 of 4,510,000
 Laplace equation 6 of 1,060,000
 boundary layer equations 8 of 1,440,000
 KleinGordon equation 10 of 342,000
 Kortewegde Vries equation 4 and 5 of 249,000
 Schrodinger equation 20 of 814,000
 Bessel equation 11 of 1,020,000
 Abel equation 3 and 4 of 627,000
 Mathieu equation 3 of 538,000
 Riccati equation 4 of 543,000
 Legendre equation 4 of 752,000
 Volterra integral equations 4 of 362,000
 Fredholm integral equations 7 of 436,000
 Cauchy equation 9 of 937,000
 MongeAmpere equation 8 of 62,100
 Ermakov equation 1 and 2 of 45,200
 EmdenFowler equation 4 of 18,600
 method separation of variables 12 of 1,250,000
 mathematical humor 5 of 1,190,000



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
