$$\neg \emptyset=$$

Question

$$\neg \emptyset=$$

anonymous · Answer

It is like "red C-flat minor"
Meaningless combination of words. Oh well, not the first , is it ?

usukidoll · Answer

oh my lol XD

klimenkov · Answer

What is the basic set?

unklerhaukus · Answer

the universal set?

klimenkov · Answer

Yes. Sorry for my English.

anonymous · Answer

negation is a LOGIC'S operation.

In sets there are other operations (for example Complement - which is related BUT IS NOT NEGATION)

unklerhaukus · Answer

what symbol is that?

anonymous · Answer

That symbol is for negation..

klimenkov · Answer

The second is for an empty set.

unklerhaukus · Answer

$$\emptyset^c=$$

anonymous · Answer

Compliment ???

anonymous · Answer

All the elements in the universal set except phi..

anonymous · Answer

$$complIment = I*\frac{complEment}{E}$$
@waterineyes

anonymous · Answer

Nice but What do you want to say.. @Mikael

anonymous · Answer

That was a math joke.

Beforehand I wanted to point that Languages - mathematical or otherwise - are not negligible. One MUST use the appropriate language and expressions

anonymous · Answer

Complement ???

This comment is okay or not ??

anonymous · Answer

Yes. BTW where were You born (if I might ask)

usukidoll · Answer

now where did this concept come from?

anonymous · Answer

Sorry if this was intrusive

unklerhaukus · Answer

yeah i mean what is not the empty set, ?
or what is the complement of the empty set?
Australia

anonymous · Answer

It can be...

anonymous · Answer

You are right mr. @UnkleRhaukus that this is a mathematical AXIOM it is NOT absolute truth.
Axiom - The complement of empty set is the Universal set

anonymous · Answer

Basically, I think this will tend to infinity or this condition we should avoid in case of Sets..

anonymous · Answer

It is widely used. Almost in every math sub-area

unklerhaukus · Answer

im a little confused still

anonymous · Answer

u r right - one CAN use a more refined or restricted alternatives