(October 18, 2016 at 10:46 am)Neo-Scholastic Wrote:(October 18, 2016 at 10:11 am)Mister Agenda Wrote: If my eyes are brown in all possible worlds, the word 'brown' was still invented to describe the color brown. Mathematics can be used to describe something precisely. It being a very precise form of language doesn't mean it wasn't invented.
Can you conceive of a possible world in which pi is not the ratio of a circle's circumference to its diameter?
Yes, this world. There are no perfect circles in this world so pi is an idealization created by minds. It doesn't exist anywhere but in mind.