On the Quadratic Integrability of Solutions of $d^2x/dt^2 + f(t)x = 0$.
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Published
1964-06-01
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Articles
How to Cite
[1]
S. Halvorsen, βOn the Quadratic Integrability of Solutions of $d^2x/dt^2 + f(t)x = 0$β., Math. Scand., vol. 14, pp. 111β119, Jun. 1964, doi: 10.7146/math.scand.a-10711.