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Word: two-norm (lookup usage) (lookup stats)


Meaning:

Noun:

  • Mathematical |cdot||_2, the two-norm of a [[vector ec v= is || ec v||_2=sqrt{a_1^2+a_2^2+cdots+a_n^2}. The two norm of an m imes m matrix A is defined by max_{ ec v
    eq ec 0} rac{||A ec v||_2}{|| ec v||_2} where ec v is an m-dimensional vector that is not the zero vector.

Source: Wiktionary | Src Info »