(New page: Chapter 13, Problem 6. Find a nonzero element in a ring that is neither a zero-divisor nor a unit. Answer: In the ring Z, 2 is neither a zero-divisor (because Z is an integral domain, and...) |
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| + | =[[HW7_MA453Fall2008walther|HW7]] (Chapter 13, Problem 6, [[MA453]], Fall 2008, [[user:walther|Prof. Walther]]= | ||
| + | ---- | ||
| + | ==Question== | ||
| + | Find a nonzero element in a ring that is neither a zero-divisor nor a unit. | ||
| + | ---- | ||
| + | == Answer 1== | ||
| + | In the ring Z, 2 is neither a zero-divisor (because Z | ||
is an integral domain, and hence has no zero-divisors) nor a unit. | is an integral domain, and hence has no zero-divisors) nor a unit. | ||
| − | --Neely Misner | + | :--Neely Misner |
| + | ==Answer 2== | ||
| + | Write it here. | ||
| + | ---- | ||
| + | [[HW7_MA453Fall2008walther|Back to HW7]] | ||
| + | |||
| + | [[Main_Page_MA453Fall2008walther|Back to MA453 Fall 2008]] | ||
Latest revision as of 09:51, 21 March 2013
Contents
HW7 (Chapter 13, Problem 6, MA453, Fall 2008, Prof. Walther
Question
Find a nonzero element in a ring that is neither a zero-divisor nor a unit.
Answer 1
In the ring Z, 2 is neither a zero-divisor (because Z is an integral domain, and hence has no zero-divisors) nor a unit.
- --Neely Misner
Answer 2
Write it here.
