Defining the Topology of C^n: Isometry and Bijective Maps

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SUMMARY

The topology of C^n is defined through a bijective map h: C^n → R^{2n}, specifically h[(z_1, ..., z_n)] = (x_{11}, x_{12}, ..., x_{n1}, x_{n2}). This map is established as an isometry, indicating that it preserves distances between points in the standard metric space structures of C^n and R^{2n}. The topology is characterized as the product topology on the Cartesian product of n copies of C, confirming that this function induces a homeomorphism between the standard topologies of C^n and R^{2n}.

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How is the topology in C^n defined? is it correct to think of it like this:
suppose the biyective map h:C^n\rightarrow R^{2n} given by h[(z_1,\ldots,z_n)]=(x_{11},x_{12},\ldots,x_{n1},x_{n2}) where z_i=(x_{i1},x_{i2}) then the topology of C^n is defined by declaring h to be an isometry.
 
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It's the product topology on the Cartesian product of n copies of C.

Of course, the function you wrote does induce a homeomorphism between the standard topologies on Cn with R2n.

(and this does, in fact, turn out to be an isometry of the standard metric space structures on these two sets as well)
 
Thank you!
 

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