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19972025
most citedOn the structure of open-closed topological field theory in two dimensions

140 citations · 1.6k across the 92 of their papers we have counts for

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math.DG2024

A functional for Spin(7) forms

Calin Iuliu Lazaroiu, C. S. Shahbazi

We characterize the set of all conformal Spin(7) forms on an oriented and spin Riemannian eight-manifold as solutions to a homogeneous algebraic equation of degree two for…

math.DG2021★ 2 cited

The duality covariant geometry and DSZ quantization of abelian gauge theory

C. Lazaroiu, C. S. Shahbazi

We develop the Dirac-Schwinger-Zwanziger (DSZ) quantization of classical abelian gauge theories with general duality structure on oriented Lorentzian four-manifolds of arbi…

math.DG2021★ 9 cited

The geometry and DSZ quantization of four-dimensional supergravity

C. I. Lazaroiu, C. S. Shahbazi

We implement the Dirac-Schwinger-Zwanziger integrality condition on four-dimensional classical ungauged supergravity and use it to obtain its duality-covariant, gauge-theoretic, di…

math.DG2020★ 4 cited

Four-dimensional geometric supergravity and electromagnetic duality: a brief guide for mathematicians

C. I. Lazaroiu, C. S. Shahbazi

We give a gentle introduction to the global geometric formulation of the bosonic sector of four-dimensional supergravity on an oriented four-manifold of arbitrary topology, pro…

math.DG2019★ 3 cited

Spinors of real type as polyforms and the generalized Killing equation

Vicente Cortés, Calin Lazaroiu, C. S. Shahbazi

We develop a new framework for the study of generalized Killing spinors, where generalized Killing spinor equations, possibly with constraints, can be formulated equivalently as sy…

math.DG2018★ 4 cited

Dirac operators on real spinor bundles of complex type

C. I. Lazaroiu, C. S. Shahbazi

Let be a pseudo-Riemannian manifold of signature . We compute the obstruction for a vector bundle over to admit a Dirac operator whose principal symbol i…