Free subgroups and normal subgroups of the modular group

Morris Newman

doi:10.1215/ijm/1256059670

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Home > Journals > Illinois J. Math. > Volume 8 > Issue 2 > Article

June 1964 Free subgroups and normal subgroups of the modular group

Morris Newman

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Morris Newman¹
¹National Bureau of Standards, Washington, D. C.

Illinois J. Math. 8(2): 262-265 (June 1964). DOI: 10.1215/ijm/1256059670

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Illinois J. Math.

Vol.8 • No. 2 • June 1964

Duke University Press

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Morris Newman "Free subgroups and normal subgroups of the modular group," Illinois Journal of Mathematics, Illinois J. Math. 8(2), 262-265, (June 1964)

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