Can ring homomorphisms be characterized as ring maps such that preimage of any ideal is an ideal? – math.stackexchange.com 07:18 Posted by Unknown No Comments It's a well know fact that preimage of ideals by ring homomorphism are also ideals. Is the reciprocal true? I.e., let $f:R\to S$ be a map between the rings $R$ and $S$ s.t. $f^{-1}(I)\vartriangleleft ... from Hot Questions - Stack Exchange OnStackOverflow via Blogspot Share this Google Facebook Twitter More Digg Linkedin Stumbleupon Delicious Tumblr BufferApp Pocket Evernote Unknown Artikel TerkaitHow might the chinese government be blocking some Whatsapp traffic? – security.stackexchange.comIs it rude to drive at the speed limit on dangerous roads when another driver wants to go faster? – interpersonal.stackexchange.comWhy do C# try catch blocks behave like other code blocks? – softwareengineering.stackexchange.comEscaping both forward slash and back slash with sed – unix.stackexchange.comHow effective would a sword connected to the user's wrist by a whip be? – worldbuilding.stackexchange.comCan the US government garnish 100% of your income? – skeptics.stackexchange.com
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