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Criticality, catastrophes, and compactifications. (English) Zbl 0737.58060
Physics and mathematics of strings, Mem. Vol. Vadim Knizhnik, 389-433 (1990).
[For the entire collection see Zbl 0722.00027.]
Stressing conformal symmetry as a key notion, current fundamental concepts in string theory are reviewed and scrutinized. Topics included are effective Lagrangians and singularity theory. Discussionwise a conceptual bridge to standard algebraic geometry is partially established.

58Z05 Applications of global analysis to the sciences