On Non-Linear Differential Equations of the Second Order, Part I by Mary Cartwright and John Edensor Littlewood (source code)

= On Non-Linear Differential Equations of the Second Order, Part I by Mary Cartwright and John Edensor Littlewood
{c}
{tag=Work by Mary Cartwright}
{tag=Work by John Edensor Littlewood}
{title2=1945}

https://doi.org/10.1112/jlms/s1-20.3.180

Journal of the London Mathematical Society s1-20(3), 180–189, June 1945. Publisher title continues with the forced van der Pol equation and large-parameter qualification. Original publisher byline is M. L. Cartwright and J. E. Littlewood. Cited for the joint investigation of forced nonlinear oscillations; no unsupported priority claim for chaos theory.