Articles by Author: Richard Warlimont

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  1. Complete compositions of a natural number

    Complete compositions of a natural number

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    An alternative proof is given for the recently established fact that approximately one half of all compositions of a natural number are complete.
  2. ABOUT THE RADIUS OF CONVERGENCE OF THE ZETA FUNCTION OF AN ADDITIVE ARITHMETICAL SEMIGROUP

    ABOUT THE RADIUS OF CONVERGENCE OF THE ZETA FUNCTION OF AN ADDITIVE ARITHMETICAL SEMIGROUP

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    Let (G, ∂) be an additive arithmetical semigroup in John Knopfmacher's sense with f(n), g(n) denoting the number of all elements, prime elements of G with degree ∂ = n.
  3. ABOUT THE ABSCISSA OF CONVERGENCE OF THE ZETA FUNCTION OF A MULTIPLICATIVE ARITHMETICAL SEMIGROUP

    ABOUT THE ABSCISSA OF CONVERGENCE OF THE ZETA FUNCTION OF A MULTIPLICATIVE ARITHMETICAL SEMIGROUP

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    Let (G, || ″ ||) be a multiplicative arithmetical semigroup in John Knopf-macher's sense with F(x), G(x) denoting the number of all elements, prime elements of G with norm || ≤ x.
  4. Multiple Resource Utilisation Developments in Mondi Forests

    Item type: Journal Article • Journal: South African Forestry Journal
    Defined as the use of available resources other than the planted trees on Mondi's landholdings, the development of various MRU projects is described from 1975 onwards. Projects are differentiated into those that are directly dependant on the presence of planted...
  5. REMINISCENCES

    REMINISCENCES

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology