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Differential equation systems turning points
Differential equation systems turning points








Ritt, Scalar diffraction theory and turning-point problems, Arch. Harold Jeffreys, On the use of asymptotic approximations of Green's type when the coefficient has zeros, Proc. Jeffreys, On certain approximate solutions of linear dif ferential equations of the second order, Proc. Barwell, On the distribution of the zeros of generalized Airy functions, Math. Heading, An introduction to phase-integral methods, Methuen & Co. Goldstein, A note on certain approximate solutions of linear differential equations of the second order (2), Proc. Goldstein, A note on certain approximate solutions of linear differential equations of the second order, with an application to the Mathieu equation, Proc.

differential equation systems turning points differential equation systems turning points

Contributions to the theory, North-Holland Publishing Co., Amsterdam, 1965viii+138 MR0173481 0129.41907 Google Scholar

differential equation systems turning points

Nanny Fröman and , Per Olof Fröman, JWKB approximation. A study is made of the differential equation \[(z)-p(z,\lambda)w(z)=0$ in the complex z-plane, Russian Math.










Differential equation systems turning points