evgeniamerkulova
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 Oct 24 awarded Yearling Oct 14 comment Subsemigroup of integers is finite type? @user254665 What you write is completely false : try $x=7, y=8$ Oct 14 revised Subsemigroup of integers is finite type? Add explanation for proof of lemma Oct 14 suggested approved edit on Subsemigroup of integers is finite type? Oct 14 comment Subsemigroup of integers is finite type? Please everybody vote up !! Oct 14 accepted Subsemigroup of integers is finite type? Oct 14 comment Subsemigroup of integers is finite type? Hagen, this is wonderful answer (and no "I may not already know"). I noticed already that you are much, much stronger than most professional mathamaticians I have meeted. Why did you not become mathematics researcher ( profile says "you are out of busyness") ? All my grattitude to you. Oct 14 asked Subsemigroup of integers is finite type? Oct 24 awarded Yearling Jul 2 awarded Curious Feb 9 accepted Direct proof of non-flatness Feb 9 comment Direct proof of non-flatness Remarkable answer: you are real strong algebraist! Who are you? :) Feb 9 asked Direct proof of non-flatness Oct 24 awarded Yearling Jan 4 awarded Good Answer Oct 24 awarded Yearling Aug 20 comment Primary ideals of Noetherian rings which are not irreducible nik and frederik: you are both right: thankyou. I corected mistake by giving other example . Aug 20 revised Primary ideals of Noetherian rings which are not irreducible corect mistake by giving other (simpler) example Aug 19 comment I don't understand why the level of rigor used here is necessary @GerryMyerson. First version of question was very clear. Sarcastical alusion to competition is impolite, specially for new user. Why you think you may speak like that to people here? Mar 27 comment No Entire Nonconstant function satisfies $f(z) = f(z^*)$ First statement is false. If $f(z)=iz$ then $f(z^*)=iz^*$ but $f(z)^*=-iz^*$.