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function trap(a,b,M) %梯形公式 %Input f is the function % a,b是积分下限与上限 % M是f的二阶导在(a,b)间的最大值 %Output % T 求积值 syms x; f=input('f='); T=(b-a)*(subs(f,x,a)+subs(f,x,b))/2;

function output=map_16qam(input)%完成一个ofdm块的16QAM映射 [N,NL]=size(input); N=N/4; output=zeros(N,NL); for j=1:NL for n=1:N for ic=1:4 qam_input(ic)=input((n-1)*4+i

Fitter report for cmp Wed Oct 12 10:28:17 2005 Version 5.0 Build 148 04/26/2005 SJ Full Version --------------------- ; Table of Contents ; --------------------- 1. Legal Notice 2. Fitt

-- Copyright (C) 1991-2005 Altera Corporation -- Your use of Altera Corporation's design tools, logic functions -- and other software and tools, and its AMPP partner logic -- functions, and any o

Fitter report for encode Wed Oct 12 10:14:45 2005 Version 5.0 Build 148 04/26/2005 SJ Full Version --------------------- ; Table of Contents ; --------------------- 1. Legal Notice 2. F

/* | | Copyright disclaimer: | This software was developed at the National Institute of Standards | and Technology by employees of the Federal Government in the course | of their official d

function [output]=del2_5pt(input,delx) % DEL2_5PT ... compute the 5 point Laplacian % % [output]=del2_5pt(input,delx) % % DEL2_5PT computes the 5 point approximation to the laplacian operator of

-- Copyright (C) 1991-2005 Altera Corporation -- Your use of Altera Corporation's design tools, logic functions -- and other software and tools, and its AMPP partner logic -- functions, and any o

[Regarding an optimization to the bounds-checking code in the core NEXTBYTE macro, which code is absolutely vital to the proper processing of corrupt zipfiles (lack of checking can result in an infi

[Regarding an optimization to the bounds-checking code in the core NEXTBYTE macro, which code is absolutely vital to the proper processing of corrupt zipfiles (lack of checking can result in an infi