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## Examples for

Complex Analysis
Complex analysis is the field of mathematics dealing with the study of complex numbers and functions of a complex variable. Wolfram|Alpha's authoritative computational ability allows you to perform complex arithmetic, analyze and compute properties of complex functions and apply the methods of complex analysis to solve related mathematical queries.

Complex Functions

Plot functions of a complex variable or compute and analyze their properties.

Compute properties of a function of a complex variable (use the variable z ):

Plot a complex function:

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Poles

Locate poles of a complex function within a specified domain or within the entire complex plane.

Locate poles of a complex function:

Locate poles in a specified domain:

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Residues

Compute the residues of functions in the complex plane at a point or within a specified region.

Compute the residue of a function at a point:

Compute residues at the poles of a function:

Compute residues at poles in a specified domain:

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Riemann Surfaces

Compute and visualize Riemann surfaces for complex functions.

Visualize a Riemann surface:

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