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Jun 28, 2017 at 1:53 vote accept sangstar
Jun 28, 2017 at 1:22 answer added John Wayland Bales timeline score: 0
Jun 28, 2017 at 0:29 comment added Jay Zha It's continuous map, and you could constrain the domain of $\theta$ to let $\sin\theta/5$ have the same range as $x$
Jun 28, 2017 at 0:26 history edited Jay Zha CC BY-SA 3.0
Prettify formula
Jun 28, 2017 at 0:21 history asked sangstar CC BY-SA 3.0