He axiomatically studied the properties of fields and defined many important field-theoretic concepts. By a field we will mean every infinite system of real or complex numbers so closed in itself and perfect that addition, subtraction, multiplication, and division of any two of these numbers again yields a number of the system. Leer más

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?? ?????? ?????? ?? ??? ??????? ??? ?????? ????? ? ??????? ????????? (????? ???????), ????????? ????? ??? ???????????? ???? ??????. ????????????? ??????????? ????????? ??? ?????? ?????? (????? ??? ????????? ????), ???????? ??? ??? ??????. ?? ??????? ??????????? ? ????????????? ???????? ?????? ???????????? ?????? — ?????????????? ?? ‘N Go. Leer más

??? ??????????? ????? ???????? 250 ?????????, ??????? ????????? ? ??????? 30 ????, 5 ?? 50 FS,. ?? ?????????? ??????? ????????? ? ??????????? ???????? (????????? ??????? ?????? ????? ???????????? ???????), ?????? ? ?????? ?????? ? ??????????? ?? ????? ??????????. Leer más