picone meaning in Chinese
皮科内
Examples
- The study of degenerate elliptic equations can be traced back to 1910 ' s , first appeared in picone ' s thesis . after half century ' s development in this field , o . a . oleinik and e . v . radkeic , published their classic monograph second order equations with nonnegative characteristic form in 1971
而这类方程的特征形式在所研究的区域上是变号的，即在有的子区域上非负，而在其余的子区域上非正。