Definition of del in English:

del

Line breaks: del
Pronunciation: /dɛl
 
/

noun

Mathematics
  • An operator used in vector analysis. (Symbol: )
    • del is defined as i ∂/ ∂x + j ∂/ ∂y + k ∂/ ∂z, where i, j, and k are vectors directed respectively along the Cartesian axes x, y, and z

Origin

early 20th century: abbreviation of delta1, from the representation of the operator as an inverted capital delta.

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