TY - BOOK TI - An Introduction to the Theory of Groups SN - 0387942858 U1 - 512.2 PY - 1995/// CY - New York PB - Springer N1 - Groups and homomorphisms; the isomorphism theorems; symmetric groups and G-sets; the Sylow theorems; normal series; finite direct products; extensions and cohomology; some simple linear groups; permutations and Mathieu groups; Abelian groups; free groups and free products; the word problem. Appendices: some major algebraic systems; equivalence relations and equivalence classes; functions; Zorn's lemma; countability; commutative rings ER -