# Math Help - Complement of Whole Space

1. ## Complement of Whole Space

Say T is the topological space that we are working with.

What is C(T) where C() is complement?

Say we have a t $\in$T
Is t not an element of C(T)?
Or is C(T) = T since T is the whole/universal space and thus t $\in$C(T)

2. I'm tempted to wait for a certain member to come answer this for you...