Concepedia
Journal of Algebra · 1967 · 69 citations · 1 references
Natural SciencesClassicsAlgebraArithmetic GeometryCommutative AlgebraIdeal TheoryNoetherian RingsRing-theoretic Formulations
1
Subgroups of Finite Index in Free Groups
Marshall Hall · Canadian Journal of Mathematics · 1949 · 153 citations · Full text
Natural Sciences, Mathematics, Combinatorics +13