2

Idempotent-generated completely O-simple semigroups

Francis Pastijn
Journal:
Semigroup Forum
Year:
1977-1978
Language:
english
File:
PDF, 374 KB
english, 1977-1978
3

The fundamental four-spiral semigroup

Karl Byleen, John Meakin, Francis Pastijn
Journal:
Journal of Algebra
Year:
1978
Language:
english
File:
PDF, 1.19 MB
english, 1978
4

Free split bands

Pastijn, Francis, Albert, Justin
Journal:
Semigroup Forum
Year:
2015
Language:
english
File:
PDF, 207 KB
english, 2015
5

Biordered sets and complemented modular lattices

Francis Pastijn
Journal:
Semigroup Forum
Year:
1980
Language:
english
File:
PDF, 600 KB
english, 1980
6

Pseudovarieties of completely regular semigroups

Francis Pastijn
Journal:
Semigroup Forum
Year:
1991
Language:
english
File:
PDF, 1.44 MB
english, 1991
8

Semilattice transversals of regular bands II

Pastijn, Francis, Albert, Justin
Journal:
Semigroup Forum
Year:
2017
Language:
english
File:
PDF, 567 KB
english, 2017
9

Inverse semigroup varieties generated by E-unitary inverse semigroups

Francis Pastijn
Journal:
Semigroup Forum
Year:
1982
Language:
english
File:
PDF, 101 KB
english, 1982
10

Congruences on Regular Semigroups

Francis Pastijn and Mario Petrich
Journal:
Transactions of the American Mathematical Society
Year:
1986
Language:
english
File:
PDF, 484 KB
english, 1986
11

Embedding semigroups in semibands

Francis Pastijn
Journal:
Semigroup Forum
Year:
1977
Language:
english
File:
PDF, 815 KB
english, 1977
12

The cofinality of a band

Francis Pastijn
Journal:
Semigroup Forum
Year:
1985
Language:
english
File:
PDF, 63 KB
english, 1985
13

Ideal extensions of locally inverse semigroups

Pastijn, Francis J., Oliveira, Luís
Journal:
Studia Scientiarum Mathematicarum Hungarica
Year:
2008
Language:
english
File:
PDF, 38 KB
english, 2008
14

Semilattice transversals of regular bands I

Pastijn, Francis, Albert, Justin
Journal:
Communications in Algebra
Year:
2017
Language:
english
File:
PDF, 458 KB
english, 2017
15

Completely regular semigroups in the variety generated by the bicyclic semigroup

Francis Pastijn, Xiaoying Yan
Journal:
Algebra Universalis
Year:
1993
Language:
english
File:
PDF, 300 KB
english, 1993
16

Semigroup varieties closed for the Bruck extension

Pastijn, Francis, Yan, Xiaoying
Journal:
Glasgow Mathematical Journal
Year:
1994
Language:
english
File:
PDF, 467 KB
english, 1994
17

Varieties of idempotent semirings with commutative addition

Francis Pastijn, Xianzhong Zhao
Journal:
Algebra Universalis
Year:
2005
Language:
english
File:
PDF, 613 KB
english, 2005
18

L'Enveloppe Conjuguee D'Un Demi-Groupe Inverse a Metacentre Idempotent

Pastijn, Francis
Journal:
Canadian Journal of Mathematics
Year:
1982
Language:
french
File:
PDF, 842 KB
french, 1982
19

The structure of pseudo-semilattices

John Meakin, Francis Pastijn
Journal:
Algebra Universalis
Year:
1981
Language:
english
File:
PDF, 842 KB
english, 1981
20

THE IDEMPOTENTS IN A PERIODIC SEMIGROUP

PASTIJN, FRANCIS
Journal:
International Journal of Algebra and Computation
Year:
1996
Language:
english
File:
PDF, 1.21 MB
english, 1996
21

Essential normal and conjugate extensions of inverse semigroups

Pastijn, Francis
Journal:
Glasgow Mathematical Journal
Year:
1982
Language:
english
File:
PDF, 398 KB
english, 1982
22

Uniform Bands

Albert, Justin, Pastijn, Francis
Journal:
Proceedings of the Edinburgh Mathematical Society
Year:
2014
Language:
english
File:
PDF, 182 KB
english, 2014
23

The congruence lattice of a regular semigroup

Francis Pastijn, Mario Petrich
Journal:
Journal of Pure and Applied Algebra
Year:
1988
Language:
english
File:
PDF, 2.00 MB
english, 1988
24

The free pseudo-semilattice on two generators

John Meakin, Francis Pastijn
Journal:
Algebra Universalis
Year:
1982
Language:
english
File:
PDF, 529 KB
english, 1982