å®ç¾© åå¨çã«ã¤ã㦠å¤è§å½¢ãç¨ããæ±ãæ¹ ç¢ºçãç¨ããæ±ãæ¹ ãªãÏã使ãã®ã arctan ã¨ã¯ åå¨çã®å¤ 100ä¸æ¡ã¾ã§ é£åæ° è¿ä¼¼å¤ åå¨çè¨æ¶ è¨æ¶æ¡æ°ã®è¨é² è¦ãæ¹ åå¨çè¨ç®è¨é² æè¨ç®(æ£å¤è§å½¢) æè¨ç®(arctan) ã³ã³ãã¥ã¼ã¿ å人ã³ã³ãã¥ã¼ã¿ åå¨çãæ±ããå ¬å¼ã»ã¢ã«ã´ãªãºã å¤è§å½¢ã®å©ç¨ arctanç³» Ramanujanç³» é£åæ°ç³» AGMç³» Borweinç³» BBPç³» åå¨çè¨ç®ããã°ã©ã è¨ç®ããã°ã©ã ã®ç´¹ä» Spigot ããã°ã©ã å¤åé·è¨ç®ã«ã¤ã㦠å æ¸ç® ä¹ç® Karatsuba æ³ Toom-Cook æ³ FFT Newton æ³ Binary splittingæ³ DRMæ³ ãã®ä» éè¨ï¼å¾ã§ã©ããã«çºããæ å ±ï¼ åèæç®
PCä¸ã§åå¨çãè¨ç®ããã½ããã¨è¨ãã°ãã¹ã¼ãã¼Ïããã¶ãä¸çªæåã§ãããã ãåå¨ç ã½ãããã§ã°ã°ãã°ä¸çªä¸ã«æ¥ã¾ããã ã§ããâ¦â¦ããããªè¨ãã¾ããããä»æã¹ã¼ãã¼Ïã¯é ãã§ããé ããã¾ããèªåã§ãã¹ããã¦ã¿ãçµæãæéã®ã½ããã¨æ¯ã¹ã¦40åã¯é ãã£ãã§ããåå¨çè¨ç®ç®çã«ã¯ééã£ã¦ã使ç¨ããªãããã«ãã¾ããããã»ã¼ééããªãæ å¼±(ãã«)æ±ãããã¾ãããã ãããã©ã®ã½ãããéãã®ãã£ã¦ï¼ãå®éã«ãã³ããã¦ç¢ºããã¦ã¿ã¾ããã ä»å使ç¨ããPCã¯ãåã«ãå ±åãããASUSã®K55VD-3210Bã¨ããæ©ç¨®ã§ããCUDAã使ã£ã¦ããããããªè¨ç®ããã°ã©ã ã¯ã¾ã ç¡ããããªã®ã§ãCPU(Core i5-3210M)ã»ã¡ã¢ãª(DDR3 PC3-12800ã4GB)ã®ãã«ã©ããã£ã¦äºããã¨ã«ãªãã¾ã(HDDã®æ§è½ãèæ ®ããã»ã©ã®æ¡æ°ã¯è¨ç®ãã¾ããã§ãã)ã64bitOSãªã®ã§ã対å¿ã½ãããè½åã
ã©ã¸ã¢ã³ãç¨ããä¸è§é¢æ°ã®å¤ã¯ï¼ç¡éæ°åãç¨ãã¦æ±ããããããã®ç¡éæ°åã®è¨ç®ãã³ã³ãã¥ã¼ã¿å é¨ã§è¡ããã¨ã§ä¸è§é¢æ°ã¯æ±ãããã¦ããã ActiveBasicã®ãInclude\basic\function.sbpãã®ä¸ã®ã_Support_tanãé¢æ°ãè¦ãã¨ï¼ãFor i=19 To 3 Step -2ãã¨ããé¨åããããï¼ãããããã«ç¸å½ãã¦ããï¼å¤åï¼ã ä½è«ã ãï¼ã©ã¸ã¢ã³ã使ãã¨ä¸è§é¢æ°ã®å¾®åã»ç©åãå¯è½ã«ãªãã (sin x)' = cos x (cos x)' = -sin x (tan x)' = tan2 x + 1 å¿ç¨ ï¼ä¾ï¼x-y座æ¨â»ã«ããã¦ï¼50度ã®æ¹åâ»ãåãã¦ããæã«é·ã7ã ãåé²ããã移åå¾ã®x座æ¨ï¼y座æ¨ã®å¤ã¯ããããã â»åº§æ¨ããã³è§åº¦ã¯ï¼ãã®ãã¼ã¸ã®ä¸çªä¸ã§å®ç¾©ãããã®ã®éãã¨ããã ï¼çï¼å³ã®å³ã®ããã«è¨ç®ã§ããã x座æ¨ï¼7 à cos 50°â
arctan(1/m) ãæ±ãããã¨ãã§ããããã°ã©ã ãä½ãã ãã°ãåãããã« arctan(1/5) ã®è¨ç®ããã¦ãWindows ã®é»åã§è¨ç®ãã arctan(1/5) ã®å¤ã¨æ¯è¼ãããã¨ã«ãã¾ãã ãã®ããæåã¯æ¡æ°ããã¾ã大ãããã¾ããã #include <stdio.h> #define M 8 // 4*(M-1)=å°æ°ç¹ä»¥ä¸ã®æ¡æ° (10 é²è¡¨ç¤º) #define N 7 // 4*(N-1)=å°æ°ç¹ä»¥ä¸ã®æ¡æ° (16 é²è¡¨ç¤º) // M-1â1.204(N-1) (M, N ã®é¢ä¿) void Add(unsigned a[], unsigned b[]); void Sub(unsigned a[], unsigned b[]); void Div(unsigned a[], unsigned d); void Mul(unsigned a[], unsigned
æ¥ä¼ã¿æã§ãã, åå¨çãè¨ç®ãã¦ã¿ããã¨ã«ãã¾ãã. ã¨ã³ããªã¼ãé·ããªãã¾ããããä»ãåããã ãã. ã¯ããã«ãæã ç§ã¯åå¨çè¨ç®ã«é¢ãã¦ã¯å ¨ãã®ç´ 人ã§ã. ãã£ã¨ã¹ã±ã¼ã©ãã«ãªã³ã¼ãã®æ¸ãæ¹ãããã¨æãã¾ãã®ã§, ãã¾ãããã°ãããã¦ã«ããªãã§ãã ãã. æéããªããã£ãã¡ãªäººã¸ ã³ã¼ãæ¸ã試è¡é¯èª¤ãã ãã ãæ¸ããã®ã§, å²ã¨ã¨ã³ããªã¼ãé·ããªã£ã¡ãã£ã¦ã¾ã. çµè«ãããã«æ¸ãã¾ã. å½åã®ç®æ¨ã¯åå¨ç1000ä¸æ¡ãè¨ç®ãããã¨ã§ãã. çµå±ã®ã¨ããã¯, å¾ã«ä¸ããåèæç®ãå®è£ ããã ãã§ã. è¨ç®ã¢ã«ã´ãªãºã ã¯, Chudnovskyã¢ã«ã´ãªãºã ã§ã. æè¿ã®åå¨çè¨ç®ã®è¨é²ã¯ãã®ã¢ã«ã´ãªãºã ã«åºã¥ãã¦ãã¾ã. Gauss AGMã¨ããã¢ã«ã´ãªãºã ãç¨ãã¦ããä»ã®ã½ããã¦ã§ã¢ã¨å®è¡æéãæ¯è¼ãããã¨ã§, Chudnovskyã¢ã«ã´ãªãºã ãããã«éããã示ãã¾ãã. åå¨çã®å°æ°ç¹
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}