An Invitation to Morse Theory(Universitext) P 256 p. 07
内容
Contains the foundations of Morse theory (over the reals). This textbookcovers applications of Morse theory over the reals, and describes the basicsand some applications of complex Morse theory, also known as Picard-Lefschetztheory. It includes topics such as Morse-Smale flows, min-max theory, andmoment maps and equivariant cohomology.