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Variational principles for natural divergence-free tensors in metric field theories |
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| Authors: | Ian M Anderson Juha Pohjanpelto |
| Institution: | 1. Department of Mathematics and Statistics, Utah State University, Logan, UT 84322-3900, USA;2. Department of Mathematics, Oregon State University, Corvallis, OR 97331-4605, USA |
| Abstract: | |
| Keywords: | primary 58E30 58J70 secondary 35Q75 |
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