Brilliant

Excel in math and science.

Log in with Facebook Log in with Google Log in with email

Join using Facebook Join using Google Join using email

Forgot password? New user? Sign up

Existing user? Log in

Lots of sets, finite intersections

Probability

Do there exist uncountably many subsets of the natural numbers such that every pair of the subsets has finite intersection?

No Undecidable in ZFC Yes

View solutions

Your answer seems reasonable. Find out if you're right!

Sign up to access problem solutions.

That seems reasonable. Find out if you're right!

Sign up to save your progress!

Log in with Facebook Log in with Google Log in with email

Join using Facebook Join using Google Join using email

Forgot password? New user? Sign up

Existing user? Log in

by Ivan Koswara

×

Problem Loading...

Note Loading...

Set Loading...