[1] M. Boshernitzan:
An extension of Hardy's class of orders of infinity. J. Analyse Math. 39 (1981), 235-255.
MR 0632463
[2] M. Boshernitzan:
New orders of finity. J. Analyse Math. 41 (1982), 130-167.
MR 0687948
[3] M. Boshernitzan:
Second order differential equations over Hardy fields. J. London Math. Soc. 35 (1987), 2, 109-120.
MR 0871769 |
Zbl 0616.26002
[4] M. Boshernitzan:
Orders of infinity generated by difference equations. Amer. J. Math. 106 (1984), 1067-1089.
MR 0761579 |
Zbl 0602.26002
[5] M. Boshernitzan:
Hardy fields and existence of trans exponential functions. Acquationes Math. 30 (1986), 258-280.
MR 0843667
[6] E. A. Coddington:
An Introduction to Ordinary Differential Equations. Prentice Hall of India Private Ltd., New Delhi 1974.
MR 0126573
[7] G. H. Hardy: Orders of Infinity. Cambridge University Press, London 1954.
[8] A. R. Forsyth: A Treatise on Differential Equations. Sixth edition. Mac Millan and Co. Ltd., New York 1954.
[9] V. Maric:
Asymptotic behaviour of solutions of a nonlinear differential equation of the first order. J. Math. Anal. Appl. 38 (1972), 187-192.
MR 0306640
[12] M. Rosenlicht:
Rank change on adjoint real powers to Hardy fields. Trans. Amer. Math. Soc. 284 (1984), 829-836.
MR 0743747
[13] M. Rosenlicht:
Growth properties of functions in Hardy fields. Trans. Amer. Math. Soc. 299 (1987), 261-272.
MR 0869411 |
Zbl 0619.34057
[14] M. Rosenlicht:
Asymptotic solutions of $y''=F(x)y$. (Unpublished.)
Zbl 0824.34068