A note on computations of the D-brane superpotential

作者:Fuji Hiroyuki*; Nakayama Shinsaku; Shimizu Masahide; Suzuki Hisao
来源:Journal of Physics A-Mathematical and Theoretical, 2011, 44(46): 465401.
DOI:10.1088/1751-8113/44/46/465401

摘要

We develop some computational methods for the integrals over the 3-chains on the compact Calabi-Yau 3-folds that play a prominent role in the analysis of the topological B-model in the context of the open mirror symmetry. We discuss such 3-chain integrals in two approaches. In the first approach, we provide an algorithm to obtain the inhomogeneous Picard-Fuchs equations. In the second approach, we discuss the analytic continuation of the period integral to compute the 3-chain integral directly. The latter direct integration method is applicable for both on-shell and off-shell formalisms.

  • 出版日期2011-11-18