Abstract
We give a criterion for filtered vector bundles over curves to admit a filtration preserving meromorphic connection that induces a given meromorphic connection on the corresponding graded bundle.
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Acknowledgements
The authors would like to thank Carlo Gasbarri for many inspiring discussions on this topic.
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BISWAS, I., HEU, V. Meromorphic connections on vector bundles over curves. Proc Math Sci 124, 487–496 (2014). https://doi.org/10.1007/s12044-014-0201-8
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DOI: https://doi.org/10.1007/s12044-014-0201-8