代码搜索结果

package Dao; import java.util.*; import java.io.InputStream;; public final class Env{ private static Env instance; public static Env getInstance() { if(instance != null) { re

package Dao; public class Env { }

package a; public class b { }

import java.awt.*; //import javax.swing.event.*; public class NoFindFrame { GeneralFrame NoFrame; Label NoLabel; public NoFindFrame(){ NoFrame=new GeneralFrame("找不到哟");

syms a x; f=simple(int(x^3*cos(a*x)^2,x)) f1=x^4/8+(x^3/(4*a)-3*x/(8*a^3))*sin(2*a*x)+... (3*x^2/(8*a^2)-3/(16*a^4))*cos(2*a*x); simple(f-f1) % 求两个结果的差

1651 6 3f8f39 1 a0

syms a x; f=simple(int(x^3*cos(a*x)^2,x)) f1=x^4/8+(x^3/(4*a)-3*x/(8*a^3))*sin(2*a*x)+... (3*x^2/(8*a^2)-3/(16*a^4))*cos(2*a*x); simple(f-f1) % 求两个结果的差

syms a x; f=simple(int(x^3*cos(a*x)^2,x)) f1=x^4/8+(x^3/(4*a)-3*x/(8*a^3))*sin(2*a*x)+... (3*x^2/(8*a^2)-3/(16*a^4))*cos(2*a*x); simple(f-f1) % 求两个结果的差

syms a x;f1=x^4-5*x^3+5*x^2+5*x-6;factor(f1) f2=x^2-a^2;factor(f2) factor(1025)