History


Help on query formulation
Proof without words: monotonicity of $\sin x/x$ on $(0, π/ 2)$. (English)
Coll. Math. J. 44, No. 5, 408-408 (2013).
Summary: A visual proof that $\sin x/x$ is monotonically increasing on $(0, π/2)$.
Classification: I20 G60
Keywords: monotonicity
Valid XHTML 1.0 Transitional Valid CSS!