Boundary $\mathcal{N} = 2$ theory, Floer homologies, affine algebras, and the Verlinde formula

2021 ◽  
Vol 25 (1) ◽  
pp. 1-58
Author(s):  
Meer Ashwinkumar ◽  
Kee-Seng Png ◽  
Meng-Chwan Tan
2021 ◽  
Vol 9 ◽  
Author(s):  
L. Göttsche ◽  
M. Kool ◽  
R. A. Williams

Abstract We conjecture a Verlinde type formula for the moduli space of Higgs sheaves on a surface with a holomorphic 2-form. The conjecture specializes to a Verlinde formula for the moduli space of sheaves. Our formula interpolates between K-theoretic Donaldson invariants studied by Göttsche and Nakajima-Yoshioka and K-theoretic Vafa-Witten invariants introduced by Thomas and also studied by Göttsche and Kool. We verify our conjectures in many examples (for example, on K3 surfaces).


1997 ◽  
Vol 84 (5) ◽  
pp. 1311-1360 ◽  
Author(s):  
M. M. Kapranov

1996 ◽  
Vol 180 (3) ◽  
pp. 757-777 ◽  
Author(s):  
Daniel R. Farkas

1991 ◽  
Vol 142 (2) ◽  
pp. 261-283 ◽  
Author(s):  
Vyjayanthi Chari ◽  
Andrew Pressley

2002 ◽  
Vol 111 (3) ◽  
pp. 509-533 ◽  
Author(s):  
E. Vasserot ◽  
M. Varagnolo

2015 ◽  
Vol 111 (2) ◽  
pp. 420-444 ◽  
Author(s):  
Seok-Jin Kang ◽  
Masaki Kashiwara ◽  
Myungho Kim ◽  
Se-jin Oh

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