数学精品系列：物理学与偏微分方程（上册 英文版）

ThefirstvolumeoftheChineseeditionofthisbookwaspublishedinJuly1997，andthesecondvolumewaspublishedinJune2000.InJuly2000，uponthereaders'request，wecorrectedseveraltypographicalerrorsandrepublishedthefirstvolume.Inthisedition，minortypographicalerrorsarecorrected，andasmallparagraphhasbeenaddedtosection5.5.4inChapter5，whiletheremainingtextisunchanged.Wewouldliketotakethisopportunitytoexpressoursincerethankstoourteachers，friends，andreadersfortheirencouragementandsupport.