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Results tagged with geometric-constructions
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user 3931
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On using field extensions to prove the impossiblity of a straightedge and compass construction
I think they're equivalent. Clearly 3 ==> 2. To see 2 ==> 3, say an extension E/L of fields is 2-filtered if it has a tower of subextensions each of degree 2 over the next. Then note firstly that i …
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