del

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del

(dɛl)
n
(Mathematics) maths the differential operator i(∂/∂x) + j(∂/∂y) + k(∂/∂z), where i, j, and k are unit vectors in the x, y, and z directions. Symbol: Also called: nabla

del

(dɛl)

n. Math.
a differential operator. Symbol:
[1900–05; short form of delta]

Del.

Delaware.

del.

1. delegate; delegation.
2. delete.
References in periodicals archive ?
Eloe, Discrete fractional calculus with the nabla operator, Electron.
k] are the elementary and the homogeneous symmetric functions of degree k respectively, [nabla] is the well known nabla operator introduced by Bergeron and Garsia (see [2, Section 9.
t] stands for the tangential components of the nabla operator.