éç« @AonekoSS @marsh0604 (â1)Ã(â1) = (â1)^2 = (cosÏ+i sinÏ)^2ãâ»è¤ç´ æ°å¹³é¢ã«å±éã㦠= cos2Ï+i sin2Ïããâ»ãã»ã¢ã¢ãã«ã®å®ç㧠= 1 + iã»0ããâ»ã¼ãã®ä¹ç®ã¯å¥éå¿ è¦ãã = 1 ä¸å¦çåããããªãâ¦â¦ 2020-07-05 10:47:34
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