Differential subordination of harmonic mean

作者：Cho Nak Eun; Lecko Adam^*

来源：Computational Methods and Function Theory, 2015, 15(3): 427-437.

DOI：10.1007/s40315-015-0108-0

• Differential subordination
• Arithmetic mean
• Geometric mean
• Harmonic mean
• Convex function

In this paper, we introduce the concept of the first-order differential subordination related to the harmonic mean, by analogy to the differential subordination related to the arithmetic and geometric mean.

• 出版日期2015-9