3 ms·

It's also the name of a mathematical vector derivative operator (∇).

• rdlw 1y ago
  Interesting, I only knew it as the del until now
  • weinzierl 1y ago
    OMG, how did you remember that nabla x nabla = labla(ce)?
    • henearkr 1y ago
      I think you meant Laplace (Laplacian operator).
      • weinzierl 1y ago
        That's the mnemonic I was taught, but granted, it takes some artistic license to make it rhyme.
        • henearkr 1y ago
          Ha! lol ^^ Ok, I see!
  • okanat 1y ago
    And I thought only ∂ is called "del".
  • thatfunkymunki 1y ago
    i thought it was the symbol for gradient? edit: ah, the name of the symbol for the gradient operator is nabla