This Material on Differential Equations has been taken from:

INITIAL VALUE PROBLEMS		III. THE PASSAGE METHOD
I. GENERAL REMARKS		IV. Finite differences for second order non-linear DEs
I. TAYLOR SERIES		V. GALERKIN'S METHOD
III. UNDETERMINED COEFFICIENTS		VI. COLLOCATION METHOD
IV. SUCCESSIVE APPROXIMATIONS		PARTIAL DIFFERENTIAL EQUATIONS
V. EULER'S METHOD		I. FINITE DIFFERENCES
VI. MODIFIED EULER'S METHOD		II.DIRICHLET PROBLEM
VII. EULER'S METHOD WITH ITERATION		III. UNDETERMINED COEFFICIENTS
VIII. RUNGE-KUTTA METHOD		IV. CURVILINEAR DOMAINS
IX. ADAMS' METHOD		V. PARABOLIC EQUATIONS
X. MILNE'S METHOD		VI. EXPLICIT METHOD FOR PARABOLIC EQUATIONS
XI.A. N. KRYLOV'S METHOD		VII. HYPERBOLIC EQUATIONS
ORIDNARY DIFFERENTIAL EQUATIONS		VIII. FREDHOLM INTEGRAL EQUATIONS
I. BOUNDARY VALUE PROBLEMS		IX. VOLTERRA INTEGRAL EQUATIONS
II. FINITE DIFFERENCES		X. DEGENERATE KERNELS