回乡偶书二首
回乡偶书二首贺知章少小离家老大回,乡音无改鬓毛衰。儿童相见不相识,笑问客从何处来。离别家乡岁月多,近来人事半销磨。唯有门前镜湖水,春风不改旧时波。清心溯风止
回乡偶书二首贺知章少小离家老大回,乡音无改鬓毛衰。儿童相见不相识,笑问客从何处来。离别家乡岁月多,近来人事半销磨。唯有门前镜湖水,春风不改旧时波。清心溯风止
归园田居 其一陶渊明少无适俗韵,性本爱丘山。误落尘网中,一去三十年。羁鸟恋旧林,池鱼思故渊。开荒南野际,守拙归园田。方宅十馀亩,草屋八九间。榆柳荫后檐,桃李罗堂前。暧暧远人村,依依墟里烟。狗吠深巷中,鸡鸣桑树颠。户庭无尘杂,虚室有馀闲。久在樊笼里,复...
Solution Explanation show that, under the (zeroth-order) Hankel transform in the radial variable, \[ \mathcal{H}_0\left[\nabl...
This part mainly focus on ship wave with the infinite depth water, also mainly use Fourier transform method.
Our twins spent two years at primary school in Chengdu. Their lessons featured alarming cautionary tales and stories of Chinese superiority, but there was fun and irreverence, too.
Inflation is almost vanquished and a recession looks unlikely. What went right?
Will China produce more?
The successes of AI algorithms are inspiring new theories of how brains learn