In our mind’s eye, the universe seems to go on forever. But using geometry we can explore a variety of three-dimensional shapes that offer alternatives to “ordinary” infinite space. When you gaze out ...
SIAM Journal on Applied Mathematics, Vol. 42, No. 3 (Jun., 1982), pp. 471-485 (15 pages) The first order relativistic effect of rotational motion of a simple medium and/or the source on the radiation ...
The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
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