Permanence
Encyclopedia
Permanence is the state of being permanent
Permanent
The permanent of a square matrix in linear algebra, is a function of the matrix similar to the determinant. The permanent, as well as the determinant, is a polynomial in the entries of the matrix...

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  • Digital permanence
    Digital permanence
    Digital permanence addresses the history and development of digital storage techniques specifically quantifying the expected lifetime of data stored on various digital media and the factors which influence the permanence of digital data. It is often a mix of ensuring the data itself can be retained...

  • Object permanence
    Object permanence
    Object permanence is the understanding that objects continue to exist even when they cannot be seen, heard, or touched. It is acquired by human infants between 8 and 12 months of age via the process of logical induction to help them develop secondary schemes in their sensori-motor coordination...

  • Print permanence
    Print permanence
    Print permanence refers to the longevity of printed material, especially photographs, and preservation issues. Over time, the optical density, color balance, lustre, and other qualities of a print will degrade...



Popular culture:
  • Permanence (novel)
    Permanence (novel)
    Permanence is a 2002 science fiction novel by Karl Schroeder.-Plot:The novel tells the story of two characters, Rue Cassels and Michael Bequith, and their encounter with an alien spacecraft Rue has named Jentry's Envy. Schroeder uses the story as a venue for discussing the information economy and...

    by Karl Schroeder
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