Definition:Metric System/Scaling Prefixes/deka-

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Definition

deka- is the Système Internationale d'Unités metric scaling prefix denoting a multiplier of $10^1$.

Symbol

$\mathrm {da}$

The Système Internationale d'Unités symbol for the metric scaling prefix deka, denoting $10^{\, 1 }$, is $\mathrm { da }$.

Its $\LaTeX$ code is \mathrm {da} .

Also known as

Some sources give this prefix as deca-, but this is easily confused with deci-.

As a consequence, deka- is the preferred usage on $\mathsf{Pr} \infty \mathsf{fWiki}$.

Also see

• Definition:Deca-

Sources

• 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics ... (previous) ... (next): deka-
• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): deca-
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): deca-
• 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): deca-
• 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): deka-