Some New Inequalities Between Important Means

Jamal Rooin, Mehdi Hassani

In this paper, mainly using the convexity of the function $\frac{a^x-b^x}{c^x-d^x}$ and convexity or concavity of the function $\ln \frac{a^x-b^x}{c^x-d^x}$ on the real line, where…