Symbols:I
Roman Numerals
- $\mathrm I$ or $\mathrm i$
The Roman numeral for $1$.
Its $\LaTeX$ code is \mathrm I or \mathrm i.
Sources
- 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics: Entry: i or I
Imaginary Part
- $\Im \left({z}\right)$ or $\operatorname{Im} \left({z}\right)$
The imaginary part of a complex number $z$.
The $\LaTeX$ code for \(\Im \left({z}\right)\) is \Im \left({z}\right) .
The $\LaTeX$ code for \(\operatorname{Im} \left({z}\right)\) is \operatorname{Im} \left({z}\right) .
Variants
Variants of $\operatorname{Im} \left({z}\right)$ and $\Im \left({z}\right)$ that can often be found are:
- $\operatorname{\mathscr I} \left({z}\right)$
- $\operatorname{im} \left({z}\right)$
The $\LaTeX$ code for \(\operatorname{\mathscr I} \left({z}\right)\) is \operatorname{\mathscr I} \left({z}\right) .
The $\LaTeX$ code for \(\operatorname{im} \left({z}\right)\) is \operatorname{im} \left({z}\right) .
Image
- $\operatorname{Im}$
Denotes the image of a relation or the image of a mapping.
The $\LaTeX$ code for \(\operatorname{Im} \left ({\mathcal R}\right)\) is \operatorname{Im} \left ({\mathcal R}\right) .
