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Authors: MIROSLAVA RUZICKOVA, JOSEF DIBLIK.
y˙(t) = β(t)[y(t — δ) — a(t)y(t — τ)].
Representation of solutions in an exponential form is discussed and in-equalities for such solutions are given. As a consequence, existence of un-bounded solutions is proved. An overview of known results and illustrativeexamples are considered, too.
