On non-linear differential equations of the second order: IV. The general equation\(\ddot y + kf\left( y \right)\dot y + g\left( y \right) = bkp\left( \varphi \right)\), φ=t+α, φ=t+α J. E. Littlewood OriginalPaper Pages: 1 - 110
On non-linear differential equations of the second order. III. The equation\(\ddot y - k\left( {1 - y^2 } \right)\dot y + y = b\mu k\) cos (μt+α) for large k, and its generalizationscos (μt+α) for large k, and its generalizations J. E. Littlewood Errata Pages: 110 - 110
The prediction theory of multivariate stochastic processes N. WienerP. Masani OriginalPaper Pages: 111 - 150
Three-dimensional subsonic flows, and asymptotic estimates for elliptic partial differential equations Robert FinnDavid Gilbarg OriginalPaper Pages: 265 - 296