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IEVref: | 102-02-10 | ID: | |

Language: | en | Status: Standard | |

Term: | imaginary unit | ||

Synonym1: | |||

Synonym2: | |||

Synonym3: | |||

Symbol: | j i | ||

Definition: | complex number j represented by the pair of real numbers (0, 1) Note 1 to entry: The complex number represented by the pair ( Note 2 to entry: The imaginary unit j and its opposite −j are the two square roots of −1. Note 3 to entry: In electrotechnology, the symbol j is preferred to the symbol i, usual in mathematics and other fields. | ||

Publication date: | 2008-08 | ||

Source: | |||

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Internal notes: | 2017-02-20: Editorial revisions in accordance with the information provided in C00019 (IEV 102) - evaluation. JGO | ||

CO remarks: | |||

TC/SC remarks: | |||

VT remarks: | |||

Domain1: | |||

Domain2: | |||

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Domain5: |

Note 1 to entry: The complex number represented by the pair (*a*, *b*) can also be represented by $a+jb$.

Note 2 to entry: The imaginary unit j and its opposite −j are the two square roots of −1.

Note 3 to entry: In electrotechnology, the symbol j is preferred to the symbol i, usual in mathematics and other fields.