A relation between the type numbers of a critical point and the index of the corresponding field of gradient vectors

✍ Scribed by Rothe, Erich H.

• Publisher: John Wiley and Sons
• Year: 1950
• Tongue: English
• Weight: 965 KB
• Volume: 4
• Category: Article
• ISSN: 0025-584X
• DOI: 10.1002/mana.19500040103

✦ Synopsis

ROTHE of Ann Arbor, Mich. (USA.). (Eingegangen am 6. 3. 1950.) *) For any point set U the closure is denoted by F. The symbol n denotea intersection -The symbol (y 1 P(y)} denotes the set of all y having the property P . Sometimes we will shortly write {PI, e.g., {I SO) = (ylZ(y) 5 0 ) .