How does the set of complex numbers (resp., nonzero complex numbers) form a group under addition (resp., multiplication)?
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How is a complex number a group under addition.
How is a complex number a group under multiplication(without zero)
group-theory
asked 2010-12-05
user id: user
4
@chisom chinwuko: Assuming, as Ross does, that you meant "the set of all complex numbers" and "the set of all complex numbers without zero", then the answer is: in the obvious way. – 2010-12-05