当前位置:首页 >> 理化生 >>

matlab实验作业


第一部分 第一题:安装 matlab 软件 第二题: 1、输入矩阵 A >> A=[1,2,3,4;4,3,2,1;2,3,4,1;3,2,4,1] A= 1 2 3 4 4 3 2 1 2 3 4 1 3 2 4 1 2、输入矩阵 B >> B=[1+4i,2+3i,3+2i,4+1i;4+1i,3+2i,2+3i,1+4i;2+3i,3+2i,4+1i

,1+4i;3+2i,2+3i,4+1i,1+4i] B= 1.0000 + 4.0000i 4.0000 + 1.0000i 2.0000 + 3.0000i 3.0000 + 2.0000i 3、令 A(5,6)=5 >> A(5,6)=5 A= 1 2 3 4 0 0 4 3 2 1 0 0 2 3 4 1 0 0 3 2 4 1 0 0 0 0 0 0 0 5 第三题: 1、提取偶数行 >> A=[1,2,3,4;4,3,2,1;2,3,4,1;3,2,4,1];B=A(2:2:end,:) B= 4 3 2 3 2 4 2、A=magic(8) >> A=magic(8) A= 1 1 2.0000 + 3.0000i 3.0000 + 2.0000i 3.0000 + 2.0000i 2.0000 + 3.0000i 3.0000 + 2.0000i 2.0000 + 3.0000i 4.0000 + 1.0000i 4.0000 + 1.0000i 4.0000 + 1.0000i 1.0000 + 4.0000i 1.0000 + 4.0000i 1.0000 + 4.0000i

64 2 3 9 55 54 17 47 46 40 26 27 32 34 35 41 23 22 49 15 14 8 58 59 3、检验提取偶数行指令 >> B2=A(2:2:end,:) B2 =

61 12 20 37 29 44 52 5

60 13 21 36 28 45 53 4

6 51 43 30 38 19 11 62

7 50 42 31 39 18 10 63

57 16 24 33 25 48 56 1

9 55 54 12 40 26 27 37 41 23 22 44 8 58 59 5 第四题: 1、 数值方法: >> format long;sum(2.^[0:63]) ans = 1.844674407370955e+019 2、运算方法 >> sum(sym(2).^[0:63]) ans =

13 36 45 4

51 30 19 62

50 31 18 63

16 33 48 1

18446744073709551615 第五题: 1、sin(1/t),其中 t∈(-1,1) >> t=[-1:0.001:1];y=sin(1./t);plot(t,y) 图形为:

2、 sin(tant)-tan(sint),其中 t∈(-π ,π ) >> t=[-pi:0.05:-1.8,-1.799:0.001:-1.2,-1.2:0.05:1.2,1.201:0.001:1.8,1.81:0.05:pi];y=sin(tan(t))-tan(sin( t));plot(t,y) 图形为:

第六题: >> xx=[-2:.1:-1.2,-1.1:0.02:-0.9,-0.8:0.1:0.8,0.9:0.02:1.1,1.2:0.1:2]; yy=[-1:0.1:-0.2,-0.1:0.02:0.1,0.2:.1:1]; [x,y]=meshgrid(xx,yy); z=1./(sqrt((1-x).^2+y.^2))+1./(sqrt((1+x).^2+y.^2)) subplot(224),surf(x,y,z),shading flat;subplot(221),surf(x,y,z),view(0,90);subplot(222),surf(x,y,z),view(90,0);subplot(223),surf(x,y,z ),view(0,0); 三维图:

第七题: 1、单变量函数极限

>> syms x; >> f=(3^x+9^x)^(1/x); >> L=limit(f,x,inf) L= 9 2、 多变量函数极限 >> syms x y; f=x*y/(sqrt(x*y+1)-1); >> L=limit(limit(f,x,0),y,0) L= 2 3、>> syms x y; f=(1-cos(x^2+y^2))/((x^2+y^2)*exp(x^2+y^2)); >> L=limit(limit(f,x,0),y,0) L= 0 第八题: 1、dy/dx >> syms t;x=log(cos(t));y=cos(t)-t*sin(t); -simple(diff(x,t)/diff(y,t)) ans = -sin(t)/cos(t)/(2*sin(t)+t*cos(t)) 2、二阶导 >> f=diff(y,t,2)/diff(x,t,2); subs(f,t,sym(pi)/3) ans = 3/8-1/24*pi*3^(1/2) 第九题: >>syms x y t;

f=int(exp(-t^2),t,0,x*y); x/y*diff(f,x,2)-2*diff(diff(f,x),y)+diff(f,y,2);

simple(ans)

ans =

-2*exp(-x^2*y^2)*(-x^2*y^2+1+x^3*y) 第十题:求极限。 1、>>syms k n; symsum(1/((2*k)^2-1),k,1,inf)

ans =

1/2

2、>> syms k n;limit(n*symsum(1/(n^2+k*pi),k,1,n),n,inf)

ans =

1 第十一题:求曲线积分。 1、>>syms a t;syms a positive; x=a*(cos(t)+t*sin(t));y=a*(sin(t)-t*cos(t)); f=x^2+y^2;I=int(f*sqrt(diff(x,t)^2+diff(y,t)^2),t,0,2*pi)

I= 2*a^3*pi^2+4*a^3*pi^4

2、>> syms x y a b c t; x=c*cos(t)/a; y=c*sin(t)/b;

P=y*x^3+exp(y); Q=x*y^3+x*exp(y)-2*y; ds=[diff(x,t);diff(y,t)]; I=int([P Q]*ds,t,0,pi)

I=

-2/15*c*(-2*c^4+15*b^4)/a/b^4

第十二题: >>edit function A=vander1(v) n=length(v);v=v(:);A=sym(ones(n)); for j=n-1:-1:1,A(:,j)=v.*A(:,j+1); end syms a b c d e;C=[a b c d e];A=vander1(C) A = [ [ [ [ [ a^4, b^4, c^4, d^4, e^4, a^3, b^3, c^3, d^3, e^3, a^2, b^2, c^2, d^2, e^2, a, b, c, d, e, 1] 1] 1] 1] 1]

1、行列式: >> det(A) ans = d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

2、最简形式: >> simple(ans) simplify: d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

radsimp: d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b

^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

combine(trig): d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

factor: -(-a+d)*(-a+c)*(c-d)*(b-a)*(b-d)*(b-c)*(-a+e)*(e-d)*(e-c)*(-b+e)

expand:

d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

combine: d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3*

c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

convert(exp): d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

convert(sincos): d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^

3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

convert(tan): d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

collect(e): (a^4*c^3*d+b^4*d^3*c+a^4*d^3*b-a^4*d^3*c-d^4*b^3*c-d^4*a^3*b-d^4*c^3*a+d^4*a^3* c-b^4*c^3*d+b^4*a^3*d-b^4*d^3*a+d^4*b^3*a+d^4*c^3*b+b^4*c^3*a+c^4*d^3*a+c^4*a^3

*b-c^4*a^3*d+a^4*b^3*c-a^4*b^3*d-a^4*c^3*b-c^4*b^3*a-c^4*d^3*b+c^4*b^3*d-b^4*a^ 3*c)*e^2+(a^3*b^2*c-a^3*b^2*d-a^3*c^2*b+a^3*c^2*d+a^3*d^2*b-a^3*d^2*c-b^3*a^2*c +b^3*a^2*d+b^3*c^2*a-b^3*c^2*d-b^3*d^2*a+b^3*d^2*c+c^3*a^2*b-c^3*a^2*d-c^3*b^2* a+c^3*b^2*d-c^3*d^2*b+c^3*d^2*a-d^3*a^2*b+d^3*a^2*c+d^3*b^2*a-d^3*b^2*c+d^3*c^2 *b-d^3*c^2*a)*e^4+a^4*b^3*c^2*d-a^4*b^3*d^2*c-a^4*c^3*b^2*d+a^4*c^3*d^2*b+(d^4* a^3*b^2-b^4*d^3*c^2+c^4*d^3*b^2-d^4*c^3*b^2+b^4*c^3*d^2-b^4*c^3*a^2+d^4*b^3*c^2 -d^4*a^3*c^2+a^4*c^3*b^2+b^4*d^3*a^2+c^4*a^3*d^2-a^4*b^3*c^2+a^4*d^3*c^2+b^4*a^ 3*c^2-c^4*b^3*d^2+d^4*c^3*a^2+c^4*b^3*a^2+a^4*b^3*d^2-c^4*a^3*b^2-a^4*c^3*d^2-d ^4*b^3*a^2-c^4*d^3*a^2-b^4*a^3*d^2-a^4*d^3*b^2)*e+a^4*d^3*b^2*c-a^4*d^3*c^2*b-b ^4*a^3*c^2*d+b^4*a^3*d^2*c+b^4*c^3*a^2*d-b^4*c^3*d^2*a-b^4*d^3*a^2*c+b^4*d^3*c^ 2*a+c^4*a^3*b^2*d-c^4*a^3*d^2*b-c^4*b^3*a^2*d+c^4*b^3*d^2*a+c^4*d^3*a^2*b-c^4*d ^3*b^2*a-d^4*a^3*b^2*c+d^4*a^3*c^2*b+d^4*b^3*a^2*c-d^4*b^3*c^2*a-d^4*c^3*a^2*b+ d^4*c^3*b^2*a+(-b^2*c*a^4+b^4*c^2*d-b^4*d^2*c+a^4*c^2*b-d^4*c^2*b+d^4*a^2*b+a^4 *b^2*d+b^4*d^2*a+a^4*d^2*c+c^4*a^2*d+c^4*b^2*a-c^4*d^2*a+c^4*d^2*b+d^4*c^2*a-a^ 4*c^2*d-c^4*a^2*b-a^4*d^2*b-c^4*b^2*d+b^4*a^2*c+d^4*b^2*c-b^4*a^2*d-d^4*b^2*a-b ^4*c^2*a-d^4*a^2*c)*e^3

mwcos2sin: d^4*b^3*c^2*e-d^4*b^3*e^2*c+b^4*c^3*d^2*e-b^4*c^3*e^2*d-b^4*d^3*c^2*e+b^4*d^3*e ^2*c+b^4*e^3*c^2*d-b^4*e^3*d^2*c-c^4*b^3*d^2*e+c^4*b^3*e^2*d+c^4*d^3*b^2*e-c^4* d^3*e^2*b-c^4*e^3*b^2*d+c^4*e^3*d^2*b-d^4*c^3*b^2*e+d^4*c^3*e^2*b+d^4*e^3*b^2*c -d^4*e^3*c^2*b-e^4*b^3*c^2*d+e^4*b^3*d^2*c+e^4*c^3*b^2*d-e^4*c^3*d^2*b-e^4*d^3* b^2*c+e^4*d^3*c^2*b+d^4*e^3*a^2*b+a^4*b^3*c^2*d-a^4*b^3*c^2*e-a^4*b^3*d^2*c+a^4 *b^3*d^2*e+a^4*b^3*e^2*c-a^4*b^3*e^2*d-a^4*c^3*b^2*d+a^4*c^3*b^2*e+a^4*c^3*d^2* b-a^4*c^3*d^2*e-a^4*c^3*e^2*b+a^4*c^3*e^2*d+a^4*d^3*b^2*c-a^4*d^3*b^2*e-a^4*d^3 *c^2*b+a^4*d^3*c^2*e+a^4*d^3*e^2*b-a^4*d^3*e^2*c-a^4*e^3*b^2*c+a^4*e^3*b^2*d+a^ 4*e^3*c^2*b-a^4*e^3*c^2*d-a^4*e^3*d^2*b+a^4*e^3*d^2*c-b^4*a^3*c^2*d+b^4*a^3*c^2 *e+b^4*a^3*d^2*c-b^4*a^3*d^2*e-b^4*a^3*e^2*c+b^4*a^3*e^2*d+b^4*c^3*a^2*d-b^4*c^ 3*a^2*e-b^4*c^3*d^2*a+b^4*c^3*e^2*a-b^4*d^3*a^2*c+b^4*d^3*a^2*e+b^4*d^3*c^2*a-b ^4*d^3*e^2*a+b^4*e^3*a^2*c-b^4*e^3*a^2*d-b^4*e^3*c^2*a+b^4*e^3*d^2*a+c^4*a^3*b^ 2*d-c^4*a^3*b^2*e-c^4*a^3*d^2*b+c^4*a^3*d^2*e+c^4*a^3*e^2*b-c^4*a^3*e^2*d-c^4*b ^3*a^2*d+c^4*b^3*a^2*e+c^4*b^3*d^2*a-c^4*b^3*e^2*a+c^4*d^3*a^2*b-c^4*d^3*a^2*ec^4*d^3*b^2*a+c^4*d^3*e^2*a-c^4*e^3*a^2*b+c^4*e^3*a^2*d+c^4*e^3*b^2*a-c^4*e^3*d ^2*a-d^4*a^3*b^2*c+d^4*a^3*b^2*e+d^4*a^3*c^2*b-d^4*a^3*c^2*e-d^4*a^3*e^2*b+d^4* a^3*e^2*c+d^4*b^3*a^2*c-d^4*b^3*a^2*e-d^4*b^3*c^2*a+d^4*b^3*e^2*a-d^4*c^3*a^2*b +d^4*c^3*a^2*e+d^4*c^3*b^2*a-d^4*c^3*e^2*a-d^4*e^3*a^2*c-d^4*e^3*b^2*a+d^4*e^3* c^2*a+e^4*a^3*b^2*c-e^4*a^3*b^2*d-e^4*a^3*c^2*b+e^4*a^3*c^2*d+e^4*a^3*d^2*b-e^4 *a^3*d^2*c-e^4*b^3*a^2*c+e^4*b^3*a^2*d+e^4*b^3*c^2*a-e^4*b^3*d^2*a+e^4*c^3*a^2* b-e^4*c^3*a^2*d-e^4*c^3*b^2*a+e^4*c^3*d^2*a-e^4*d^3*a^2*b+e^4*d^3*a^2*c+e^4*d^3 *b^2*a-e^4*d^3*c^2*a

ans = -(-a+d)*(-a+c)*(c-d)*(b-a)*(b-d)*(b-c)*(-a+e)*(e-d)*(e-c)*(-b+e)


相关文章:
matlab实验作业
matlab实验作业 隐藏>> 2011-2012 学年下半学期 Matlab 数学实验报告 学院:经济与金融学院 系别:经济学类 实验 1、水塔水流量的估计 第 1 部分、 实验问题 美...
信号与系统Matlab实验作业
信号与系统Matlab实验作业_数学_自然科学_专业资料。实验一 典型连续时间信号和离散时间信号一、实验目的掌握利用 Matlab 画图函数和符号函数显示典型连续时间信号波形、...
数值方法Matlab实验作业
数值方法Matlab实验作业_数学_自然科学_专业资料。上机练习(2)(1) 创建一个表达式, 并求当 x=1, y=2 时的 z 值。(sqrt(),exp()) z? 4 x 2 ? 1 ...
matlab实验作业
matlab实验作业_工学_高等教育_教育专区。matlab实验作业实验二 clear;x=-8:0.5:8; y=x'; X=ones(size(y))*x; Y=y*ones(size(x)); R=sqrt(X.^...
学生实验作业matlab
学生实验作业matlab_计算机硬件及网络_IT/计算机_专业资料 暂无评价|0人阅读|0次下载|举报文档学生实验作业matlab_计算机硬件及网络_IT/计算机_专业资料。matlab仿真 ...
Matlab实验报告
Matlab 实验报告四院四队 3 班 马鑫 201204013002 马也 201204014005 冯帆 201204014023 吴冠楠 20120415002 解旭辉 201204015007 赖恪 201204015019 第一专题作业 1、...
Matlab实验报告
Matlab实验报告_计算机软件及应用_IT/计算机_专业资料。Matlab实验报告姓名: 学号: 评语: 实验名称: 离散信号与系统的 Z 变换分析 实验时间: 一. 实验目的 1.熟...
MATLAB实验报告
MATLAB实验报告_数学_自然科学_专业资料。本科 实验 报告 课 程:MATLAB 编程与应用 学生姓名: 指导教师: 学院:信息科学与工程学院 专业班级: 目 录 实验一 熟悉...
matlab大作业实验报告
matlab作业实验报告_电脑基础知识_IT/计算机_专业资料。2015年matlab作业实验报告 matlab作业学号 姓名: 年级:专业: 1、产生一个 10?10 的随机矩阵 A,...
Matlab实验报告
Matlab实验报告_理学_高等教育_教育专区。Matlab 饰演报告书实验一一、 实验目的: Matlab 基础知识 1. 熟悉启动和退出 Matlab 的方法。 2. 熟悉 Matlab 命令窗口...
更多相关标签:
matlab大作业 | matlab作业 | matlab课程设计大作业 | matlab音乐合成大作业 | matlab大作业题目 | 北科大matlab大作业 | matlab作业答案 | matlab上机作业 |