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In this paper we present a version for algebroid functions of an inequality due to Barsegian (Math URSS Sbornik 42(2):155, 1982) and we get two consequences: first a kind of deficiency relation for curves (preimages of an algebroid function, the so-called $$\Gamma $$ Γ -lines) which is an extension of the well-known relation of Barsegian ( $$\Gamma $$ Γ -lines. On the geometry of real and...
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