摘要
利用算术平均数大于或等于几何平均数的不等式,将一个三角不等式的两个引理进一步做出推广,并得到另一种类型的三角不等式。
Two lemmas of trigonometric inequality can be deduced by the application of the principle that arithmetic average is greater than or equal to geometric average. Therefore another type of trigonometric inequality is conducted.
出处
《广东广播电视大学学报》
2009年第5期106-107,共2页
Journal of Guangdong Radio & Television University
关键词
三角
不等式
算术平均数
几何平均数
triangle
inequality
arithmetic average
geometric average
