??? ?????? - ??????????? ???????????? ????

??? ??????

???????????, ????? ???????? ????

( ??? ????????? ???? ??????????????)

??? ??????

??? ?????? ^[?] ( ????? : Jacques Hadamard ) ( ???????? ? , ???? ? ??????? ?? , ????) ???? ????? ???????? ???? ???? ???? ??? ??? ????? ?????? ????????? ???????? ???? ????????

??????? [ ???????? ]

↑ ?? ????? ????????????? ????? ?????????????? ???????????:????? ?????? ????? ?????? ????????????? -? ??????????? ???????? ?????? ??? ???????

?? ???????? ????????? ? ???? ????? ????? ??????????? ??? ????????????? ??????? ???? ??????

' https://bn.wikipedia.org/w/index.php?title=???_??????&oldid=6723353 ' ???? ????

??????????????? :

?????? ???????????: