Bernard R. McDonald

• Finite rings with identity
• Geometric algebra over local rings
• Linear algebra over commutative rings
• R-linear endomorphisms of (R) [subscript n] preserving invariants
• A-convex subsets of abstract algebras I elementary properties
• On orientable modules
• Row equivalent matrices over a principal ideal domain modula p[superscript n]
• The class equation for row equivalent matrices over a principal ideal domain modulo a