Puerto Rico's world-class surf scene is captured through Steve Fitzpatrick's lens and bilingual prose. The best waves from Fajardo to Rincon, 40-foot monsters to playful rollers and local and interna
本書講述了早期哈佛大學乃至整個美國的數學發展史，讀者可以從中了解到哈佛數學系如何從只有一個教職人員發展到***研究中心，以及哈佛在美國數學發展中起到的重要作用。全書內容包括：開端，Benjamin Peirce與“引出必要結論”的科學，Osgood、B?cher和美國數學的偉大覺醒，George David Birkhoff的強勢登場，分析學和代數學與拓撲學相遇，最復雜
Sheila Fitzpatrick's Everyday Stalinism rejects the simplistic treatment of the Soviet Union as a totalitarian government that tightly controlled its citizens.
Environmental problems – particularly climate change – have become increasingly important to governments and social researchers in recent decades. Debates about their implications for social policies
Depressive disorders can produce dramatic and frightening changes in young peoples’ behaviour, but while parents may suspect something is wrong, they are often at a loss to know what. This book shows
