On bounds of the sine and cosine along straight lines on the complex plane

Autor:	Qi Feng
Jazyk:	angličtina
Rok vydání:	2019
Předmět:	bound sine cosine horizontal straight line vertical straight line sloped straight line complex plane 33b10 30a10 Mathematics QA1-939
Zdroj:	Acta Universitatis Sapientiae: Mathematica, Vol 11, Iss 2, Pp 371-379 (2019)
Druh dokumentu:	article
ISSN:	2066-7752
DOI:	10.2478/ausm-2019-0027
Popis:	In the paper, the author discusses and computes bounds of the sine and cosine along straight lines on the complex plane.
Databáze:	Directory of Open Access Journals
Externí odkaz:	https://doaj.org/article/2602e0f8e9284570a63111cad38eb7b9 Zobrazit plný text záznamu View record in DOAJ