Recent content by hetaeros

Ah, I see. The contradiction comes from the fact that the given A is uncountable.

Ah, but we're trying to prove that (A - B) is uncountable.

Homework Statement Let A be an infinite set which is not countable and let B \subset A be a countably infinite set. (1) Show that A - B is also infinite and not countable (2) Show that A and A - B have the same cardinality Homework Equations Hints written directly: "Show that...

I apologize for being vague. I meant defense research more in terms of intelligence analysis, especially in terms of scientific/technological strategies as opposed to actual labwork.

Hello All! I'm a third-year physics student attending a private university here in the States and am currently applying to summer research programs. While I have applied to the traditional SULI and DAAD RISE (German Exchange) programs, I'm also interested in defense research at programs such...