>>106567244
>If you attach a string and a pencil to a stick, you can make the transcendental number pi
Only in purely mathematical, simplified model of a pencil with a stick.
In reality, all bits of graphite are discrete and spread unevenly and the movement and contraption is not rigid anyway.
As far as we are only operating in an universe with at most countably many possible states, so almost all of the uncountably many irrational numbers are not expressible within the observable universe.