# محمدرضا محمدی. syms x y z a=[exp(x) 0 sqrt(y);1 sin(z) 2;4 cos(z) x] f=det(a)

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محمدرضا محمدی

syms x y z a=[exp(x) 0 sqrt(y);1 sin(z) 2;4 cos(z) x] f=det(a)

fprim=diff(f,x,2)

intf=int(f,y)

intf_y=int(f,y,0,4)

g=subs(f,[x,y,z],[0,-1,pi/2])

b=y*x^2+z*x+y*z solve_b=solve(b)

c=subs(b,[y,z],[(1/80)*x,sqrt(x)])

ezplot(x,c)

syms x d_1=dsolve('Dx-x=0') d_2=dsolve('Dx-x=0','x(0)=1')

d_3=dsolve('D2x-x=0') d_4=dsolve('D2x-x=0','x(0)=1','x(log(2))=-1')

e_1=fzero(@sin,3) e_2=fzero('cos',[1 2]) h=@(x)x.^3-2*x-5 e_3=fzero(h,2)

disp(['Area between the K under integral function and X axis is=',num2str(k),' [velocity(meter/sec)]']);

m=randi([-1,4],4,5) m_sum=cumsum(m)

m_prod=cumprod(m)

cumprod_m_row=cumprod(m,2) cumsum_m_row=cumsum(m,2)

golden_number=(1+sqrt(5))/2 vpa_gn=vpa(golden_number,2)

Laplace Transform

syms x y z t u=t^3+6*x*y+4*x^2*z u_laplace=laplace(u) u_laplace_x=laplace(u,x) u_laplace_y=laplace(u,y) u_laplace_z=laplace(u,z)

u=ilaplace(u_laplace)

u_lim=limit(u,x,0)

Fourier Transform

v=sin(x*z)+exp(y*z)+((x^3)/4) v_fourier=fourier(v,x) w=ifourier(v_fourier,x)

taylortool('sin(x)')

x=1:0.02:20; y=x; z=fft(y); w=ifft(z);

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