Really fascinating stuff. Discovered In 1657 by Christian Huygens while he was working on a way to make pendulum clocks reliable for navigation. It's a fundamental property of systems that have independently periodic components, all sorts of systems.
Here's a demo...
Here's a modern paper, pretty dense stuff... https://arxiv.org/abs/1805.06647
I find it fascinating.
Here's a demo...
Here's a modern paper, pretty dense stuff... https://arxiv.org/abs/1805.06647
I find it fascinating.
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