On logarithm of circular and hyperbolic functions and bounds for exp(±x2)

We show that certain known or new inequalities for the logarithm of circular hyperbolic functions imply bounds for exp(±x2) proved in [1].

Bibliographic Details
Main Author: Sándor József
Format: Article
Language:English
Published: Scientia Publishing House 2022-11-01
Series:Acta Universitatis Sapientiae: Mathematica
Subjects:
Online Access:https://doi.org/10.2478/ausm-2022-0011