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Find the period f(x)=sinx+{x}, where {x}...

Find the period `f(x)=sinx+{x},` where {x} is the fractional part of `xdot`

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Here, `sinx` is periodic with period `2pi` and [x} is periodic with 1. The LCM of `2pi` (irrational) and 1 (rational ) does not exist.
Thus, f(x) is not periodic.
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