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Complex Numbers

Real and imaginary components, absolute value, polar angle

MuPAD Functions

absAbsolute value of a real or complex number
argArgument (polar angle) of a complex number
ReReal part of an arithmetical expression
ImImaginary part of an arithmetical expression
signSign of a real or complex number
signImSign of the imaginary part of a complex number


Floating-Point Arguments and Function Sensitivity

Particular choices of parameters can reduce some special functions to simpler special functions, elementary functions, or numbers.

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