thats pretty much it

thats pretty much it

set theory

Professor says this question is a lot simpler than I think

This is a set theory problem my teacher say its easier than I think but I don't understand.

Show that if f is a function of one variable that is recursive, nondecreasing, and unbounded then its range is an infinite recursive set. and Show that every infinite recursive set is the...

Let A, B and C be different sets containing letters of the alphabet. Explain why there must exist some letter that is either contained in exactly one of the sets or contained in exactly two...

Let U={w, x, y,1, 2, 3} , A ={2, y} , B = {x, y, 3}, C ={w, y,1} Find AU B' Find n(B-A) find AXB

Suppose that R=R1⊕R2⊕…….⊕Rn where each Ri is a principal ideal ring. Verify that R is also a principal ideal ring. please I want help with that

Let R be a commutative ring with identity and the elements a, e ∈ R, with e^2 = e. Prove that a) If (a) = (e), then a and e are associates. [Hint: a = (1 - e + a)e.] b)...

http://imgur.com/a/gG7dj I am stuck on the very bottom problem. I have defined k1-9 and r1-9. If there is a better way way to upload a picture then please tell me ...

I can't find an example of how to solve when n(A) and n(B) are not given. Please help.

A⊆B ----------------- |(P(A))| ≤ |(P(B))| Not sure if the bottom symbols are right but its the cardinality of power set A and the cardinality of power set B The sets are...

Find AUB. What is the answer

The organizers of an after school program surveyed the students to find out if they would be interested in playing video games or board games. 60% were interested in playing video...

Is a set of complex numbers bigger than or smaller than the set of real numbers?

Can I say that the set of real numbers less than 1 and greater than 10 is the empty set?

maths and physics,54 failed in chemistry and mathematics,30 failed in chemistry and physics.find how many candidates failed in: [a]in all the three subjects.[b]in mathematics but not in physics.[c]...

I have this question regarding set theory and probability that i am struggling on: Q: A group of international students take part in a survey on the nationality of their parents. E= English...

How you can apply this knowledge to teaching math? How you can help a struggling student master math concepts using set theories?

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