3 papers
math.DG2026
Symplectic structure on the character varieties of Sasakian threefolds
Indranil Biswas, Ambar N. Sengupta
Take a compact Sasakian threefold and consider the associated irreducible -character variety ${\mathcal R} := \text{Hom}(Ï_1(M, x_0), \text{SL}(r, {\…
math.AP2026
Heisenberg Uncertainty Principle on half spaces and Orthants: Best constants, Optimizers and Stability
Nguyen Lam, Yukta Lodha, Guozhen Lu +1
Though the sharp Heisenberg Uncertainty Principle has been extensively studied in the entire Euclidean spaces, the counterpart on the half spaces or more general orthants has been…
math-ph2024
Variational Dual Solutions of Chern-Simons Theory
Amit Acharya, Janusz Ginster, Ambar N. Sengupta
A scheme for generating weakly lower semi-continuous action functionals corresponding to the Euler-Lagrange equations of Chern-Simons theory is described. Coercivity is deduced for…