Erik M. Alfsen
University of Oslo
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Featured researches published by Erik M. Alfsen.
Archive | 1971
Erik M. Alfsen
A (partially) ordered vector space A (over ℝ) is said to be Archimedean if the negative elements a∈A− are the only ones for which {αa|α∈R+} has an upper bound. A vector subspace J of ordered vector space is said to be an order ideal if
Archive | 1971
Erik M. Alfsen
Mathematica Scandinavica | 1964
Erik M. Alfsen
a,b \in J,{\text{ }}c \in A,{\text{ }}a \leqq c \leqq b \Rightarrow c \in J.
Mathematica Scandinavica | 1962
Erik M. Alfsen; Per Holm
Proceedings of The London Mathematical Society | 1968
Erik M. Alfsen
(1.1)
Acta Mathematica | 1968
Erik M. Alfsen
Mathematica Scandinavica | 1965
Erik M. Alfsen
Mathematica Scandinavica | 1966
Erik M. Alfsen
Mathematica Scandinavica | 1966
Erik M. Alfsen
Mathematica Scandinavica | 1958
Erik M. Alfsen