+Complex numbers expand the numerical universe beyond [Real Numbers](/wiki/real_numbers), incorporating an [Imaginary Unit](/wiki/imaginary_unit) 'i' where i² = -1. Each complex number combines a real part and an imaginary part, providing solutions for equations that are otherwise unsolvable.
+## See also
+- [Mathematics](/wiki/mathematics)
+- [Algebra](/wiki/algebra)
+- [Functions](/wiki/functions)
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