Let S_7={5k+35Z; k e Z/5Z}. Determine ring (S_7)^(-1) (Z/35Z) if there's anybody..please help me
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Originally Posted by tom007 Let S_7={5k+35Z; k e Z/5Z}. Determine ring (S_7)^(-1) (Z/35Z) if there's anybody..please help me What? $\displaystyle S_7=\left\{5k+35\mathbb{Z}:k\in\mathbb{Z}_5\right\ }$, determine $\displaystyle S_7^{-1}\left(\mathbb{Z}_{35}\right)$?
not Z_35 but Z / 35Z
Originally Posted by tom007 not Z_35 but Z / 35Z They are the same thing. I still don't actually get what the question is asking.
oh well ... it just says determine the ring.. i also don't know
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