Del

\[Del]

Alias: del.

Prefix operator.

f is by default interpreted as Del[f].

Used in vector analysis to denote gradient operator and its generalizations.

Used in numerical analysis to denote backward difference operator.

Also called nabla.

Not the same as \[EmptyDownTriangle].

See Section 3.10.3 and Section 3.10.4.

See also: \[CapitalDelta] , \[PartialD] , \[Square] .