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Recent questions tagged modernalgebra
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Show that the groups $Z_5 \times Z_7$ and $Z_{35}$ are isomorphic.
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Nov 25, 2017
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pyqs
2017
modernalgebra
groups
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Let $F$ be a field and $F[X]$ denote the ring of polynomials over $F$ in a single variable $X ... $.
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Nov 25, 2017
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pyqs
2017
modernalgebra
rings
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Find the supremum and the infimum of $\frac{x}{\sin x}$ on the interval $\left (0, \frac{\pi}{2} \right ]$.
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Nov 25, 2017
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pyqs
2017
modernalgebra
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Let $G$ be a group of order $n$. Show that $G$ is isomorphic to a subgroup of the permutation group $S_n$.
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Nov 25, 2017
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pyqs
2017
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modernalgebra
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