2 papers
math-ph2019
Open Saito theory for and singularities
Alexey Basalaev, Alexandr Buryak
A well known construction of B. Dubrovin and K. Saito endows the parameter space of a universal unfolding of a simple singularity with a Frobenius manifold structure. In our paper…
math-ph2019
Open WDVV equations and Virasoro constraints
Alexey Basalaev, Alexandr Buryak
In their fundamental work, B. Dubrovin and Y. Zhang, generalizing the Virasoro equations for the genus 0 Gromov-Witten invariants, proved the Virasoro equations for a descendent po…