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Core of matrix (pure translatio)

  1. Jan 13, 2009 #1
    Hello all,

    I have problem with name of type of matrix. The definition is next:
    The core of matrix A is collection of vectors x, for which is valid Ax=0.

    Does anybody know the name of this type in english language. Example will be also good.

    Thank You
  2. jcsd
  3. Jan 13, 2009 #2
  4. Jan 13, 2009 #3
    It's usually called the kernel or the null space of A
    kerA ={x | Ax=0}
  5. Jan 13, 2009 #4
    Thank You, it is exactly what I want.
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