Infinite in All Directions is an expertly guided tour of our wondrous universe -- and our place within it -- with stops along the way to discoversuperstrings, black holes, "astrochickens," comet showers, and butterflies. A distinguished scientist, lecturer, writer, arms-control expert, and one of the world's most esteemed theoretical physicists, Freeman J. Dyson adroitly guides...(展开全部)

伊藤 清（1915－2008） 日本数学家，日本学士院院士，世界级概率论大师。他因在概率论方面的奠基性工作而获1987年的沃尔夫奖，并于1998年获得京都基础科学奖，2006年获得首届高斯奖。伊藤清的工作集中于概率论，特别是随机分析领域，他被誉为“现代随机分析之父”，因他命名的理论有伊藤过程、伊藤公式和伊藤微积分。他的研究对其他学科尤其是金融数学产生了深远影响。

Tove Jansson's Moomin characters and books are admired the world over. In the United States the series beginning with Finn Family Moomintroll (first published in English in 1945) has accumulated generations of fans. Since Farrar, Straus and Giroux began reissuing the books in 1989, grateful readers old and new have been thrilled to have the stories available again. At last th...(展开全部)

This book reproduces J-P. Serre's 1964 Harvard lectures. The aim is to introduce the reader to the "Lie dictionary": Lie algebras and Lie groups. Special features of the presentation are its emphasis on formal groups (in the Lie group part) and the use of analytic manifolds on p-adic fields. Some knowledge of algebra and calculus is required of the reader, but the text is easil...(展开全部)

格奥尔格·G.伊格尔斯（1926-）史学家和史学理论领域著名德裔学者，美国布法罗纽约州立大学教授著有《对权威的崇拜：圣西门的政治哲学》（1958）、《德国的历史观》（1968）、《欧洲史学的新方向》（1975）、《哥廷根大学，1760-1800；及历史研究的转变》（1980）、《20世纪的历史学：国际视野中的批判性概述》（1993）等。

In her last, most profound and poignant Moomin story, Jansson explores themes of loss, legacy and hope. The Moomins have left their beloved Moominvalley but as winter draws near Snufkin, Mymble, Toft and others move into the Moominhouse to await the family's return. Could that gentle flicker of light on the horizon be their boat?

In her last, most profound and poignant Moomin story, Jansson explores themes of loss, legacy and hope. The Moomins have left their beloved Moominvalley but as winter draws near Snufkin, Mymble, Toft and others move into the Moominhouse to await the family's return. Could that gentle flicker of light on the horizon be their boat?

April is a cruel time， Even though the sun may shine， And world will turns to the shapes As it slowly crumbs away， Still...

April is a cruel time， Even though the sun may shine， And world will turns to the shapes As it slowly crumbs away， Still...

"Nothing-at-all"is the name of an orphaned puppy living with his two brothers until two children come to adopt them.Unfortunately,Nothing-at-all gets inadvertently left behind－not out of cruelty,but because he is invisible!