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| Release 4.0 | ||
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Predefined Functions - imag
| Function name: | imag - Return imaginary part of number |
| Synopsis: | imag(x) |
| Input data type | Output data type |
|---|---|
| real | real |
| complex | real |
| quaternion | real |
Description:
Returns the imaginary part of a complex or quaternion number. The result is always a real number. The imaginary part of a real number is always 0. This function is identical to part_i()