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Worked math problems in subjects I'm interested in. They may not be the best or the most elegant solutions but they're right (I think). Scroll to the top-left to see a list of books I have solutions to.
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Showing posts from November, 2021
Prove that Q[x]/(x^(2)-2) is ring-isomorphic to Q[sqrt(2))]={a+bsqrt(2)|a,b in Q}.
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Show that the Nil Radical of A is an ideal of R.
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If R and S are Principal Ideal Domains, prove that R⊕S is a Principal Ideal Ring.
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