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Jordan's Inequality


JordansInequality

For 0<=x<=pi/2,

 2/pix<=sinx<=x.

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References

Yuefeng, F. "Jordan's Inequality." Math. Mag. 69, 126, 1996.

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Jordan's Inequality

Cite this as:

Weisstein, Eric W. "Jordan's Inequality." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/JordansInequality.html

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