1. Finite posets and topological spaces in locally finite varieties

   • Benoit Larose
   • László Zádori

   Original paper Pages: 119 - 136

2. Generalized ordinal sums and the decidability of BL-chains

   • Michael C. Laskowski
   • Yvonne V. Shashoua

   Original paper Pages: 137 - 153

3. Nonrepresentable relation algebras generated by functional elements

   • Roger D. Maddux

   Original paper Pages: 155 - 165

4. Lattices of algebraic subsets

   • K. V. Adaricheva

   Original paper Pages: 167 - 183

5. Largest extension of a finite convex geometry

   • K. V. Adaricheva
   • J. B. Nation

   Original paper Pages: 185 - 195

6. Toward Homological Characterization of Semirings: Serre’s Conjecture and Bass’s Perfectness in a Semiring Context

   • Yefim Katsov

   Original paper Pages: 197 - 214

7. Minimal varieties of residuated lattices

   • Nikolaos Galatos

   Original paper Pages: 215 - 239

8. Finite lattices and congruences. A survey

   • G. Grätzer
   • E. T. Schmidt

   Original paper Pages: 241 - 278

9. Relations compatible with near unanimity operations

   • John W. Snow

   Original paper Pages: 279 - 288

10. An extension of Willard’s Finite Basis Theorem: Congruence meet-semidistributive varieties of finite critical depth

    • Kirby A. Baker
    • George F. McNulty
    • Ju Wang

    Original paper Pages: 289 - 302

11. Positive primitive formulas preventing enough algebraic operations

    • Jennifer Hyndman

    Original paper Pages: 303 - 312

12. Relative separation in distributive congruence lattices

    • Miroslav Ploščica

    Original paper Pages: 313 - 323

13. The saga of the High School Identities

    • Stanley N. Burris
    • Karen A. Yeats

    Original paper Pages: 325 - 342

14. Standard topological algebras: syntactic and principal congruences and profiniteness

    • David M. Clark
    • Brian A. Davey
    • Marcel Jackson

    Original paper Pages: 343 - 376