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Accept 5 answers given by other contributors
Awarded to Aaron on 20 Jul 2017
Solve a problem for the first time
Awarded to Aaron on 13 Apr 2014
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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
mehr als 10 Jahre vor
Gelöst
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
mehr als 10 Jahre vor
Frage
How can I run multiple bisect programs in one file?
I have created bisection function files (five) and would like to combine them into one file to run. Below are the first 3. ...
mehr als 10 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Is it possible to use the bisection method?
I'm having a difficult time setting up my code. Here is a quick rundown of what I'm trying to do: I have a set(4) of equat...
mehr als 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
What does this error mean and how do I fix it?
I received the following error and am not sure how to correct it? I've copied my 3 function files below. This thing is reall...
etwa 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Why is this function not working?
I set the following function in my command window: f=@(x) 0.2+25*x-200*x^2+675*x^3-900*x^4+400*x^5; Then I created anoth...
etwa 11 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Need some help with equation error, please.
I've set up the following two files to run an electrical potential problem and one of the variables that I'm using involves usin...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Golden Search method file consolidation
I had created two files (function and main) for a golden search problem. I would like to make just one file, type it in the com...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to plot the input variables vs functions using input variables?
I've tried to plot f(N) vs N but I am unable to get any lines on the graph. Just some spots. I need to plot the function using...
etwa 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
What am I doing wrong with this?
I'm trying to create a bisection method to solve a function, and I thought I knew how to set it up. But now I just don't know! ...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Using the bisection method
I'm not sure if I used the bisection method correctly. Do I have to have two separate .m files? Is the code below okay? T...
etwa 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Can't figure out where my mistake is?
Trying to solve boundary value problem. I have a template to work off of but I'm not sure where I am coding wrong. functio...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to interpret boundary conditions for matlab?
I know that these are called Danckwerts Boundary conditions but I still don't understand. Uc = Uc(x=0) - D*dc/dx (x=0) dc/...
etwa 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Using "bvp4c" to solve 2nd order DE?
I was told that using a template and changing a few things would provide me with an answer to a 2nd order DE, using bvp4c. But ...
etwa 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
I'm not sure what else I'm missing?
I've been trying to solve an ODE using ode45 and here is my code: function dydt = odepro4(t,y) t = 0; y = 1; dydt = (y.*...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How can I get my script to run properly?
I was initially having trouble with my function, but now since that is running okay, my script is not. It involves a for loop a...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I get this function program to display "v" instead of "ans"?
function v = piecewise_fun(t) if 0 <= t & t <= 8 v = (10.*t).^2 - (5.*t) elseif 8 <= t & t <= 16 v = 624 -...
etwa 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Could someone check my work?
I've created a function that will calculate a piecewise function to be called on. I want to make sure that it is okay. Here ...
etwa 11 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
I need some assistance with my function program?
I'm not sure where my mistakes are. The following is my main program: a = input('Enter value for side a: '); if ...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How would I modify the output for the answers in the program I've written?
I've created a simple program to convert inches to centimeters and pounds to kilograms and I would like to reduce the number of ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I get the command prompt to start on a new line in my command window.
After I enter my program to test, the ">>" appear immediately after the answer and not on a new line.
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to get the the program to stop?
I'm creating a program and need it to stop at a prompted number. if true % code end *n = input('Enter number of ...
mehr als 12 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
I need to find out what this program is missing
I'm trying to use this program to calculate the cos of a given(prompted) angle in degrees. A=input('Enter angle:'); x=(p...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Need some assistance with creating a program
I need to create a *while loop* program to calculate cos(x) accurate to 6 digits after decimal using: cos(x)=1-(x^2/2!)+(x^4/...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Assistance with creating multidimensional matrices
I have created a program shown below: Rows = input('Enter the number of rows in the matrix: '); Columns = input('Enter the ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
'For loop' for beginners
I'm having a hard time figuring out the for loop command. I want to create a .m file that will prompt a user to enter an array ...
mehr als 12 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
How to keep my complex root answers un-simplified?
I've created a formula to calculate complex roots in editor and have the following: a=input('Enter the value for a: '); ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I change the display of my answers if condition is not met?
Here is what I have so far: *format compact a=input('Enter value for side a: '); if a <= 0...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
I keep getting a syntax error with my program???
I'm creating a program that identifies x and y coordinates in a Cartesian coordinate system. *x=input('Enter value for x: '...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Need some assistance with "if" command
I'm trying to get my program to stop completely when given an invalid response after entering the side lengths. I've created th...
mehr als 12 Jahre vor | 3 Antworten | 0
3
Antworten
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