And the struggles aren't limited to low-income kids, the study's author said. "For math, income inequality was associated with lower achievement for both poor and non-poor students alike," said ...

GENDI WANG, XIAOHUI ZHANG, YUMING CHU, A POWER MEAN INEQUALITY INVOLVING THE COMPLETE ELLIPTIC INTEGRALS, The Rocky Mountain Journal of Mathematics, Vol. 44, No. 5 (2014), pp. 1661-1667 ...

Masatoshi Fujii, Eizaburo Kamei, Furuta's Inequality and a Generalization of Ando's Theorem, Proceedings of the American Mathematical Society, Vol. 115, No. 2 (Jun., 1992), pp. 409-413 ...