定點(diǎn)DSP的浮點(diǎn)開(kāi)平方算法.pdf in TI C6000 DSP
上傳時(shí)間: 2014-02-14
上傳用戶:youlongjian0
This MATLAB code calculates the array factor for N element linear array. N單元線性陣列的方向圖函數(shù)MATLAB仿真代碼
標(biāo)簽: MATLAB array calculates element
上傳時(shí)間: 2014-01-18
上傳用戶:海陸空653
//Euler 函數(shù)前n項(xiàng)和 /* phi(n) 為n的Euler原函數(shù) if( (n/p) % i == 0 ) phi(n)=phi(n/p)*i else phi(n)=phi(n/p)*(i-1) 對(duì)于約數(shù):divnum 如果i|pr[j] 那么 divnum[i*pr[j]]=divsum[i]/(e[i]+1)*(e[i]+2) //最小素因子次數(shù)加1 否則 divnum[i*pr[j]]=divnum[i]*divnum[pr[j]] //滿足積性函數(shù)條件 對(duì)于素因子的冪次 e[i] 如果i|pr[j] e[i*pr[j]]=e[i]+1 //最小素因子次數(shù)加1 否則 e[i*pr[j]]=1 //pr[j]為1次 對(duì)于本題: 1. 篩素?cái)?shù)的時(shí)候首先會(huì)判斷i是否是素?cái)?shù)。 根據(jù)定義,當(dāng) x 是素?cái)?shù)時(shí) phi[x] = x-1 因此這里我們可以直接寫上 phi[i] = i-1 2. 接著我們會(huì)看prime[j]是否是i的約數(shù) 如果是,那么根據(jù)上述推導(dǎo),我們有:phi[ i * prime[j] ] = phi[i] * prime[j] 否則 phi[ i * prime[j] ] = phi[i] * (prime[j]-1) (其實(shí)這里prime[j]-1就是phi[prime[j]],利用了歐拉函數(shù)的積性) 經(jīng)過(guò)以上改良,在篩完素?cái)?shù)后,我們就計(jì)算出了phi[]的所有值。 我們求出phi[]的前綴和 */
標(biāo)簽: phi Euler else 函數(shù)
上傳時(shí)間: 2016-12-31
上傳用戶:gyq
基本思想: 設(shè)所排序序列的記錄個(gè)數(shù)為n。i取1,2,…,n-1,從所有n-i+1個(gè)記錄(R,R[i+1],…,R[n]中找出排序碼最小的記錄,與第i個(gè)記錄交換。執(zhí)行n-1趟 后就完成了記錄序列的排序。
上傳時(shí)間: 2013-12-19
上傳用戶:kytqcool
//建立按鈕上標(biāo)簽的字符串 label = XmStringCreateSimple["Hello World!"] n = 0 XtSetArg[args[n], XmNlabelString, label] n++ button = XmCreatePushButton[toplevel, "pushbutton", args, n] XtManageChild[button] XmStringFree[label] //設(shè)置回調(diào)函數(shù) XtAddCallback[button, XmNactivateCallback, callback, NULL]
標(biāo)簽: XmStringCreateSimple XtSetArg XmNlab label
上傳時(shí)間: 2017-03-21
上傳用戶:fredguo
n = 0 XtSetArg[args[n], XmNlabelString, label] n++ button = XmCreatePushButton[toplevel, "pushbutton", args, n] XtManageChild[button]
標(biāo)簽: XmCreatePushButton XmNlabelString XtSetArg toplevel
上傳時(shí)間: 2013-12-09
上傳用戶:671145514
在一個(gè)N×N的國(guó)際象棋棋盤上放置N(1 £ N £ 12)個(gè)皇后,使其不能互相攻擊,即任意兩個(gè)皇后都不能處于同一行、同一列或同一斜線上,問(wèn)所有正確的擺法。
上傳時(shí)間: 2013-12-17
上傳用戶:13681659100
Program to plot x(t) =1/2+∑_(n=1)^∞▒ (sinc 〖n/2〗 〖 cos 〗 〖2πnt/4〗 ) Include n-value (Number of Terms) in graph on plot. Show 2 graphs, original and simulated together.
標(biāo)簽: 8289 Program Include 9618
上傳時(shí)間: 2014-01-03
上傳用戶:tb_6877751
This program finds the locations of placing n queens in a n*n chessboard so that none attack any other
標(biāo)簽: chessboard locations program placing
上傳時(shí)間: 2014-11-17
上傳用戶:ma1301115706
Fortran - Tóm tắ t nộ i dung mô n họ c Các khái niệ m và yế u tố trong ngô n ngữ lậ p trình FORTRAN. Các câ u lệ nh củ a ngô n ngữ FORTRAN. Cơ bả n về chư ơ ng chư ơ ng dị ch và mô i trư ờ ng lậ p trình DIGITAL Visual Fortran. Viế t và chạ y các chư ơ ng trình cho các bài toán đ ơ n giả n bằ ng ngô n ngữ FORTRAN.
標(biāo)簽: Fortran 7855 7897 7885
上傳時(shí)間: 2013-12-25
上傳用戶:songrui
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