Definition:Del Operator/Also known as
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Del Operator: Also known as
The del operator is often seen referred to as nabla, but the latter term is technically to be applied to the $\nabla$ symbol itself.
Other earlier writers have referred to it as atled, but that idea never really caught on.
Its full name is the differential operator, but that term is rarely used.
Sources
- 1951: B. Hague: An Introduction to Vector Analysis (5th ed.) ... (previous) ... (next): Chapter $\text {IV}$: The Operator $\nabla$ and its Uses: $1$. The Operator $\nabla$