Pure Mathematical Sciences

Online Edition, Vol. 9, 2020, no. 1

Ahmad M. Alenezi, Yousuf Alkhezi
      Application of annihilator extension's method to classify Zinbiel algebras
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 1-12
      doi: 10.12988/pms.2020.91213
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Ahmad M. Alenezi, M. A. Fiidow
      On an algorithm for finding derivations of associative algebras
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 13-20
      doi: 10.12988/pms.2020.91214
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Amitava Biswas, Abhishek Bisaria
      Use of a childhood toy, the yo-yo, to present a mechanical proof of the namesake theorem of Pythagoras
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 21-28
      doi: 10.12988/pms.2020.91215
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Bashayer Fayed Al-qurashi
      A report study of some topics in algebra
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 29-44
      doi: 10.12988/pms.2020.91217
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Linety N. Muhati, J. M. Khalagai
      On unitary invariance of some classes of operators in Hilbert spaces
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 45-52
      doi: 10.12988/pms.2020.91218
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H. El-Zohny, S. Radwan, S.I. Abo El-Fotooh, Z. Mohammed
      Super fuzzy nk-based graceful labeling of some classes of trees
      Pure Mathematical Sciences, Vol. 9, 2020, no. 1, 53-59
      doi: 10.12988/pms.2020.91220
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