nabla
Noun
Meaning
A Hebrew stringed instrument.
(mathematical analysis) The symbol ∇, used to denote the gradient operator.
Source: en.wiktionary.orgSynonyms
Anagrams
Examples
Differential operations main Vector calculus studies various differential operators defined on scalar or vector fields, which are typically expressed in terms of the del operator ( ), also known as "nabla".
His 1867 Elementary Treatise of Quaternions included extensive treatment of the nabla or del operator ∇.