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imag

Imaginary part of a complex number.

Syntax

Section titled “Syntax”
Y = imag(X)

Description

Section titled “Description”

Returns the imaginary part of X. Element-wise; for real inputs, returns 0.

Example

Section titled “Example”
imag(3 + 4i)               % 4

See also

Section titled “See also”
  • real — Real part of a complex number.
  • conj — Complex conjugate.
  • abs — Absolute value.