Gravitational wave extraction based on Cauchy-characteristic extraction and characteristic evolution
classification
🌀 gr-qc
keywords
extractioncodegravitationalcauchy-characteristiccharacteristicdataallowsboundary
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We implement a code to find the gravitational news at future null infinity by using data from a Cauchy code as boundary data for a characteristic code. This technique of Cauchy-characteristic Extraction (CCE) allows for the unambiguous extraction of gravitational waves from numerical simulations.
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