Alexander Doniphan Wallace. On his 68th birthday

DOI10.1007/BF02315964zbMath0275.01020WikidataQ121141859 ScholiaQ121141859MaRDI QIDQ2265405

Karl Heinrich Hofmann, Robert Jacob Koch, Paul S. Mostert

Publication date: 1974

Published in: Semigroup Forum (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/133999

Mathematics Subject Classification ID

Biographies, obituaries, personalia, bibliographies (01A70) History of group theory (20-03) History of topological groups (22-03)

Related Items (3)

From a topological theory of semigroups to a geometric one ⋮ Jimmie D. Lawson on the occasion of his 75th birthday ⋮ On the history of the term semigroup

Cites Work

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• Retractions in semigroups
• The center of a compact lattice is totally disconnected
• Two theorems on topological lattices
• Externally induced operations
• Stability in semigroups
• Separation spaces
• Endelements and the inversion of continua
• The map excision theorem
• Maximal ideals in compact semigroups
• Monotone transformations
• The Position of C-Sets in Semigroups
• THE REES-SUSCHKEWITSCH STRUCTURE THEOREM FOR COMPACT SIMPLE SEMIGROUPS
• Admissibility of Semigroup Structures On Continua
• Problems on semigroups
• Acyclicity of compact connected semigroups
• A note on convexity
• Relative invertibility in semigroups
• Relative ideals in semigroups, I (Faucett's Theorem)
• A local property of pointwise periodic homeomorphisms
• Research problems: Problems concerning semigroups
• The least element map
• Multiplication induced in the state-space of an act
• Semigroups acting on continua
• Some theorems onP-intersective sets
• Finite approximants of compact totally disconnected machines
• Externally induced operations
• Dispersal in compact semimodules
• Relative Ideals in Semigroups. II
• Some invariants under monotone transformations
• On non-boundary sets
• Cyclic invariance under multi-valued maps
• Group invariant continua
• Extensional Invariance
• Partial Order and Indecomposability
• Topological Invariance of Ideals in Mobs
• A fixed-point theorem
• Extension Sets
• A fixed-point theorem for trees
• The acyclic elements of a Peano space
• Struct Ideals
• Remarks on affine semigroups

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