This is the question: Define Aleph0, C and F (this three are cardinal numbers) and also I want to know what is the relationship between them.
Explanation --> Aleph0 = Aleph-naught = Aleph zero = Aleph null
Explanation --> C = cardinality of the continuum = power of the continuum
There is...
This is the question: What must fulfill a matrix to be invertible in module Zn? Demonstrate. Z refers to integers.
I really appreciate that someone could help me with this because i couldn't find strong information about it.
I think that considering A as a matrix... the det(A) must be coprime...