An identity related to Jordan's inequality
The main purpose of this note is to establish an identity which states that the function sinx/x is a power series of (π2−4x2) with positive coefficients for all x≠0. This enable us to obtain a much stronger Jordan's inequality than that obtained before.
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| Hlavní autor: | |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
Wiley
2006-01-01
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| Edice: | International Journal of Mathematics and Mathematical Sciences |
| On-line přístup: | http://dx.doi.org/10.1155/IJMMS/2006/76782 |
| Tagy: |
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