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math.DG2025
Hyperbolic Monge-Ampère systems with
Yuhao Hu
For hyperbolic Monge-Ampère systems, a well-known solution of the equivalence problem yields two invariant tensors, and , defined on the underlying -manifold, whe…
math.DG2020
Rank 2 Bäcklund Transformations of Hyperbolic Monge-Ampère Systems
Yuhao Hu
There are two main types of rank 2 Bäcklund transformations relating a pair of hyperbolic Monge-Ampère systems, which we call Type and Type . For Type $\…