Free Content How Inge Lehmann Discovered the Inner Core of the Earth

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Abstract:

The mathematics behind Inge Lehmann's discovery that the inner core of the Earth is solid is explained using data collected around the Earth on seismic waves and their travel time through the Earth.

Document Type: Research Article

DOI: http://dx.doi.org/10.4169/college.math.j.44.5.399

Publication date: November 1, 2013

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