The Calculus of Variations and Advanced Calculus
M820 course notes (pdf)
Differential equation summary by V.M. (pdf)
Big O
Applied Calculus of Variations for Engineers Louis Komzsik (requires OU log in)
Calculus of variations (pdf)
Another chapter on the calculus of variations (pdf)
An OU student's blog
An Introduction to the Calculus of Variations by Charles Fox (Google books)
Differential equations
Applied Differential Equations (Prof. Kenneth Howell)
Some solutions to exercises from M820 and elsewhere
Exercise 2.49c A differential equation.
Solution to exercise 3.21
A Problem from Mathematical Methods for Science Students by Geoffrey Stephenson
Exercise 5.10 a (pdf)
Graphs showing how surface area varies with alpha
Graphs relating to section 5.3.3 (stationary surface areas of revolution)
Exercise 5.23 (a rough solution)
Odds and Ends I'm writing as I revise for my exam on 7/10/13
Re the Gateaux differential..
Parametric Functionals
M823 Analytic Number Theory I
M821 Jordan and Smith, Nonlinear Ordinary Differential Equations Exercise 1.2
M821 J&S Exercise 1.5
M821 J&S Exercise 1.6
Bury Maths Tutor