6 lines
283 B
TeX
6 lines
283 B
TeX
\section{Classification of Groups of Order Up to 15}
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\begin{theorem}[Classification of Groups of Order 8 (Cayley, 1859)]
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Up to isomorphism, there are only five groups of order 8: $\Z_8$, $\Z_4 \oplus \Z_2$, $\Z_2 \oplus \Z_2 \oplus \Z_2$, $D_4$, and the quaternions.
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\end{theorem}
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