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Norm

Norm[expr]
gives the norm of a number or array.
Norm[expr, p]
gives the p-norm.
  • For complex numbers, Norm[z] is Abs[z].
  • For matrices, Norm[m] gives the maximum singular value of m.  »
  • Norm[m, "Frobenius"] gives the Frobenius norm of m. »
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