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Volume 9, Issue 2, Article 51 |
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Inequalities on the Lambert $W$ Function and Hyperpower Function
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Authors: |
Abdolhossein Hoorfar, Mehdi Hassani, |
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Keywords:
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Lambert $W$ function, hyperpower function, special function, inequality. |
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Date Received:
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09/04/07 |
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Date Accepted:
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15/03/08 |
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Subject Codes: |
33E20, 26D07.
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Editors: |
Sever S. Dragomir, |
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Abstract: |
In this note, we obtain inequalities for the Lambert function , defined by for . Also, we get upper and lower bounds for the hyperpower function .
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