IPI
Parametrices for the light ray transform on Minkowski spacetime
Yiran Wang
Inverse Problems & Imaging 2018, 12(1): 229-237 doi: 10.3934/ipi.2018009

We consider restricted light ray transforms arising from an inverse problem of finding cosmic strings. We construct a relative left parametrix for the transform on two tensors, which recovers the space-like and some light-like singularities of the two tensor.

keywords: Light ray transforms parametrix space-times Lagrangian distributions inverse problems

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