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Question
resolution of system of equations
Hi, please how can i resolve this system of equations with matlab: d^2(C1)/dx^2=a*(C1/(C1+b)) CL1: x=0, C1(x=0)=C2/m ...
11 years ago | 0 answers | 0
0
answersQuestion
resolution of system of equation
[EDIT: 20110525 10:15 CDT - reformat - WDR] good morning, i have this system: (dC/dt)+(dC/dz)+a*(d^2C/dz^2)+(dq/dt)=0 (dq/dt...
13 years ago | 1 answer | 0
1
answerQuestion
plot integral
good morning I have this equationy(t)=integral of((C(t)*dt)) (0-->t) i haven't the equation of C(t) but i have the values o...
13 years ago | 2 answers | 0
2
answersQuestion
integration
hi, i have this integral: y(t)=integral(C(t)*dt) i need to plot y=f(t) how i can do it? thanks in advance
13 years ago | 1 answer | 0
1
answerQuestion
resolution of a system
good morning, i have this systeme: (dC/dt)+(b*dC/dz)+(e*(dq/dt))=0; dq/dt=a*(q-(g*C)); b,e,a,g are constants how i can ...
13 years ago | 1 answer | 0
1
answerQuestion
plot y(i)
[EDIT: 20110513 13:39 CDT - reformat - WDR] hi, i have this sum: for i=2:200 y=y+i; how i can use plot to trace y=f(i) ...
13 years ago | 1 answer | 0
1
answerQuestion
i don't find the error
i have this system: dC/dt+(u/epsilon)*dC/dz-Dl*(d^2 C)/(dz^2 )+((1-epsilon)/epsilon)*(rhos/rhof)*dq/dt=0 ; dq/dt=K*a*(q-Ke...
13 years ago | 1 answer | 0
1
answerQuestion
pde solver
good morning please how i can solve a pde like this in matlab:(the function that i should use) a*(dC/dt)+b*(dC/dz)=0 where: ...
13 years ago | 1 answer | 0
1
answerQuestion
resolution of PDE
I have a system of equations: (?C/?t)+(u/?)?C/?z+((1-?)/?)*(?s/?f)*Ki*a*(q-KéqC)=0 ?q/?t=-Ki a(q-KéqC) the...
13 years ago | 1 answer | 0
1
answerQuestion
i don't find where is the error plz help me
hi, this is my program but i don't find where is the error plz help me it's urgent. thanks for your help in advance. functi...
13 years ago | 0 answers | 0
0
answersQuestion
Equation resolution
Hi, I would like to write this equation in Matlab : A (dC/dt)+ B (dC/dz)=0 with these conditions : for t=0 and z>0 : C=C0, ...
13 years ago | 2 answers | 0