[2] Kalas J.:
Asymptotic behaviour of the solutions of the equation dz/dt = f(t, z) with a complex-valued function f. Proceedings of the Colloquium on Qualitative Theory of Differential Equations, August 1979, Szeged-Hungary, Seria Colloquia Mathematica Societatis János Bolyai & North-Holland Publishing Company, pp. 431-462.
MR 0680606
[3] Kalas J.:
On the asymptotic behaviour of the equation dz/dt =f(t,z) with a complex-valued function f. Arch. Math. (Brno) 17 (1981), 11-22.
MR 0672484 |
Zbl 0475.34028
[4] Kalas J.:
On certain asymptotic properties of the solutions of the equation $\dot{z} = f(t, z)$ with a complex-valued function f. Czech. Math. Journal, to appear.
MR 0718923
[5] Kalas J.:
Asymptotic properties of the solutions of the equation $\dot{z} = f(t, z)$ with a complex-valued function f. Arch. Math. (Brno) 17 (1981), 113-124.
MR 0672315
[6] Kalas J.:
Asymptotic behaviour of equations $\dot{z] = q(t, z) - p(t) z^2$ and $\ddot{x} = x \varphi(t, \dot{x} x^{-1})$. Arch. Math. (Brno) 17 (1981), 191-206.
MR 0672659
[7] Ráb M.:
The Riccati differential equation with complex-valued coefficients. Czech. Math. Journal 20 (1970), 491-503.
MR 0268452
[8] Ráb M.:
Geometrical approach to the study of the Riccati differential equation with complex-valued coefficients. J. Diff. Equations 25 (1977), 108-114.
MR 0492454
[9] Sverdlove R.:
Vector fields defined by complex functions. J. Differential Equations 34 (1979), 427-439.
MR 0555320 |
Zbl 0431.34034