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2017-12-31 17:56:35 +0200 | asked a question | Is K = QQ[polynomial_root] the same as K.<a> = QQ.extension(polynomial)? I have tested it in a few cases and it seems to be the same, however the following piece of code shows they are not equal : Moreover, I would like to suggest adding this special use of brackets ( such as QQ[polynomial_root] ) to the official doc as long as it is missing. |
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2017-12-31 12:46:45 +0200 | answered a question | Extension field adjoining two roots This works for this particular case: |
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