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    • On the group of similitudes and its projective group 

      Wonenburger, María J. (1957)
      [Abstract]: Given a vector space nr over a field, with a non-degenerate quadratic form Q, we consider the linear transformations S which take any vector x ϵ nr into a vector xS such that Q(xS).= ρQ(x), where ρ ≠ 0 ...