Geodesic
Integral Means of Functions with Positive Real Part
Canadian journal of mathematics, Tome 32 (1980) no. 4, pp. 1008-1020

Voir la notice de l'article provenant de la source Cambridge University Press

We denote by the class of functions of the form that are regular in Δ = {z:|;z| < 1} and satisfy Re h(z) > 0 there. For 0 ≦ r < 1, we write We note that, for , the inequality is classical. 
Holland, F.; Twomev, J. B. Integral Means of Functions with Positive Real Part. Canadian journal of mathematics, Tome 32 (1980) no. 4, pp. 1008-1020. doi: 10.4153/CJM-1980-078-7
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