文档介绍：arXiv:math-ph/0204014v1 8 Apr 2002
ymtisadCurrents and Symmetries 3
Lagrangians 2 Introduction 1 Contents page: home 94720, CA Berkeley, UC e–mail: Hall, Evans department, Mathematics Barnard, Alex page: home 94720, CA Berkeley, UC e–mail: Hall, Evans department, Mathematics Borcherds, E. Richard
. h lcrmgei il . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Field . ic . . The . . . . . . Symmetries Not–So–Obvious . . . Symmetries Obvious
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Converting Classical Field Theory to Homological Algebra . . . . . . . . . . . 19
4 Feynman Path Integrals 21
Finite Dimensional Integrals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
The Free Field Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Free Field Green’s Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
The Non-Free Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5 0-Dimens