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This seems to be a reference request. Added the tag.

edited Feb 18, 2015 at 18:32

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On a tower of strongly normal extensions

Where I could see the following statement?

Let $K\subset L\subset M$ be a tower of the strongly normal extensions of differential fields. If $M$ is weakly normal over $K$, then $M$ is strongly normal over $K$.

reference-request differential-galois-theory

asked Feb 18, 2015 at 18:23

Jim