Articles by Author: Abraham E Van Wyk

Search results for Abraham E Van Wyk

We found 29 results for you
  1. Editorial note

    Editorial note

    Item type: Journal Article • Journal: South African Journal of Philosophy
  2. Perceived Stress by Senior Secondary School Educators in a South African School District

    Perceived Stress by Senior Secondary School Educators in a South African School District

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This study investigated perceptions of work-related stress as experienced by school personnel in a South African school district. Participants were senior secondary high school educators from five schools (n= 20, mean age = 38.6, females = 12, males = 8...
  3. On the convergence in mean of martingale difference sequenceS

    On the convergence in mean of martingale difference sequenceS

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    In [6] Freniche proved that any weakly null martingale difference sequence in L 1 [0, 1] has arithmetic means that converge in norm to 0. We show any weakly null martingale difference sequence in an Orlicz space whose N-function belongs...
  4. ON THE VITALI-HAHN-SAKS-NIKODYM THEOREM

    ON THE VITALI-HAHN-SAKS-NIKODYM THEOREM

    Item type: Journal Article • Journal: Quaestiones Mathematicae
    The classical Vitali-Hahn-Saks-Nikodym Theorem [5, Thm. I.4.8] gives a limit criterion for when a sequence of strongly additive vector measures on a σ-field of sets having their range in a Banach space can be expected to be uniformly strongly additive...
  5. Die sin van pyn

    Die sin van pyn

    Item type: Journal Article • Journal: South African Journal of Philosophy
  6. Cross-border language varieties: The case of Tshilembethu and Lembethu/ Chilembethu and their relationship with Tshivenḓa

    Cross-border language varieties: The case of Tshilembethu and Lembethu/ Chilembethu and their relationship with Tshivenḓa

    Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies
    This article investigates the relationship between the use of Tshilembethu in South Africa and Lembethu in Zimbabwe. As cross-border language varieties, Tshilembethu and Lembethu (also known as Chilembethu in Zimbabwe) share features in terms of phonology, morphology and syntax. In...
  7. Predictors of sexual-risk behaviour and HIV-preventive practices among university students in Ethiopia

    Predictors of sexual-risk behaviour and HIV-preventive practices among university students in Ethiopia

    Item type: Journal Article • Journal: African Journal of AIDS Research
    A cross-sectional study design was used to assess sexual-risk behaviour and HIV-preventive practices among students at Hawassa University, Ethiopia, in 2009. Among 1 220 students eligible for the study, approximately 29% reported experience of sex (36.3% of the males and...