@alexey_r @debasishg @missingfaktor I slipped on the example. It would work as proof under classical logic, not constructive.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
@alexey_r @debasishg @missingfaktor I slipped on the example. It would work as proof under classical logic, not constructive.