Symbols:Y
yocto-
- $\mathrm y$
The Système Internationale d'Unités symbol for the metric scaling prefix yocto, denoting $10^{\, -24 }$, is $\mathrm { y }$.
Its $\LaTeX$ code is \mathrm {y} .
yotta-
- $\mathrm Y$
The Système Internationale d'Unités symbol for the metric scaling prefix yotta, denoting $10^{\, 24 }$, is $\mathrm { Y }$.
Its $\LaTeX$ code is \mathrm {Y} .
Variable
- $y$
Used to denote a general variable, usually in conjunction with another variable $x$.
The $\LaTeX$ code for \(y\) is y .
Random Variable
- $Y$
Used to denote a general random variable, usually in conjunction with another random variable $X$.
The $\LaTeX$ code for \(Y\) is Y .
Bessel Function of the Second Kind
- $\map {Y_n} x$
The Bessel function of the second kind of order $n$, also known as Neumann function, is denoted $\map {Y_n} x$.
The $\LaTeX$ code for \(\map {Y_n} x\) is \map {Y_n} x .
Year
- $\mathrm {yr}$
- $\mathrm y$
The symbol for the year is $\mathrm {yr}$ or $\mathrm y$.
In some scientific contexts $\mathrm a$ (for annus, Latin for year) is used.
The $\LaTeX$ code for \(\mathrm {yr}\) is \mathrm {yr} .
The $\LaTeX$ code for \(\mathrm y\) is \mathrm y .