> I wonder why there is not a simple math lib This [0] might be what you are looking for, it has both is-number and is-odd. [0] https://github.com/stdlib-js/s

> I wonder why there is not a simple math lib This [0] might be what you are looking for, it has both is-number and is-odd. [0] https://github.com/stdlib-js/stdlib https://github.com/stdlib-js/stdlib