1. Direct and converse results for Stancu operator

   • Zoltán Finta

   OriginalPaper Pages: 1 - 6

2. Algebraic curvature tensors whose skew-symmetric curvature operator has constant rank 2

   • Peter Gilkey
   • Tan Zhang

   OriginalPaper Pages: 7 - 26

3. A construction of commutative nilsemigroups

   • Pierre Antoine Grillet

   OriginalPaper Pages: 27 - 44

4. Maximal Orders In Completely 0-simple Semigroups

   • John Fountain
   • Victoria Gould

   OriginalPaper Pages: 45 - 61

5. On the order of elements in long minimal zero-sum sequences

   • Weidong Gao
   • Alfred Geroldinger

   OriginalPaper Pages: 63 - 73

6. Some notes on strongly E*-unitary inverse semigroups

   • Zhonghao Jiang

   OriginalPaper Pages: 75 - 80

7. On the Finsler-metrizabilities of spray manifolds

   • J. Szilasi
   • Sz. Vattamány

   OriginalPaper Pages: 81 - 100

8. Two-weight norm inequalities for fractional maximal operators on spaces of generalized homogeneous type

   • R. Trujillo-González

   OriginalPaper Pages: 101 - 110

9. Sublattices of regular elements

   • D. D. Anderson
   • E. W. Johnson
   • Richard L. Spellerberg II

   OriginalPaper Pages: 111 - 126