# Tony Stianchie

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**Content Feed**

Question

Modifying A Variable in an ODEFUN/Boundary Value Problem

I am trying to modify with each step across my odefun the values of k, mu, and c. I'd like for these variables for change with ...

5 months ago | 0 answers | 0

### 0

answersQuestion

Finite Differencing Transient Conduction

Hello, I'm attempting to conduct a finite difference approach to a transient conduction problem. Rows are time steps Column...

5 months ago | 2 answers | 0

### 2

answersQuestion

Solving a PDE using PDE Toolbox

This problem invoves an inner pipe with a constant wall temp, an annular space with conduction only, and an insulated outer pipe...

5 months ago | 1 answer | 0

### 1

answerQuestion

Plotting from For Loop ODEFUN and BVP4C Initial Guess

%% Thetadot(0) vs Pr m = 0; Prinf = 1000; for Pr = linspace(0,Prinf,1) solinit = bvpinit(Pr,[0 0 0 0 0.05]); sol = b...

5 months ago | 1 answer | 0

### 1

answerQuestion

Summing a series within a For Loop

H = 0.1; I = 5; Y = 0; BI = zeros(I,1); for i = 1:I b = fzero(@(b)(b*tan(b)-H),pi*i); BI(i) = b ;...

7 months ago | 1 answer | 0

### 1

answerQuestion

Finding the roots across a range of values

I'd like to find the roots of b for the array b(i,1) and store those values in BI(i) H = 0.1; I = 200; Y = 0; b...

7 months ago | 1 answer | 0

### 1

answerQuestion

For Loop Starting at Zero

I'd like to run my Theta for loop across the length of X ( 0 to 1) with my stored values of BI H = 0.1; I = 200; Y = 0; BI...

7 months ago | 1 answer | 0

### 1

answerQuestion

Solving for Zeros Across a Range

I'd like to solve and store the valves for which bi = 0 across a range i=I H = 0.1; I = 200; bi = zeros(I,1); for i = l...

7 months ago | 1 answer | 0

### 1

answerQuestion

Using a function and fsolve with a for loop

I'd like to solve the system of 4 non linear equations and 4 unknonws over a span of values for T. I'm recieving the follo...

8 months ago | 2 answers | 0

### 2

answersQuestion

Loop with Different Step Criteria

Hi - I am trying to step through a loop taht goes: on K=1 (first step), my conditions are known (temperature, T and enthalpy, h...

1 year ago | 0 answers | 0