Symbols:J/Unit Y Vector

Unit Vector in Positive Direction of $y$-axis

$\mathbf j$

Used to denote the unit vector in the positive direction of the $y$-axis.

The $\LaTeX$ code for \(\mathbf j\) is \mathbf j .

Sources

• 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics ... (previous) ... (next): j: 1. (conventionally printed in bold type)
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Appendix: Table $7$: Common signs and symbols: vector
• 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): j (j)
• 2021: Richard Earl and James Nicholson: The Concise Oxford Dictionary of Mathematics (6th ed.) ... (previous) ... (next): j (j)