Frage

Hello can someone show me a simple code to show the earths orbit around the sun using ordinary differential equations.
function Earthsorbit e=2; y0=[1 2*pi 0 -pi]; tspan=[0, 10]; options = odeset('RelTol',1e-4,'AbsTol',1e-4); ...

mehr als 8 Jahre vor | 2 Antworten | 0

Frage

GARCH: exogenous terms in ARMA and Conditional Variance equations
Hi, Is there a way, using the Matlab libraries, to include exogenous regressors in the conditional mean and conditional vari...

mehr als 8 Jahre vor | 1 Antwort | 0

Frage

How do I count how many iterations my root is in a smaller interval?
In my code I need to display in the command line how many of the iterations my root was in the smaller interval. I am not entire...

mehr als 8 Jahre vor | 1 Antwort | 0

Frage

How do I display individual values from an if statement in a messgae?
Ok bear with me. I am trying to write a script that gives the root to a function using the bisection method. However it is no...

mehr als 8 Jahre vor | 1 Antwort | 0

Frage

Script to download xml files from a website
I would like to write a script that download xml files from https://www.treasurydirect.gov/xml/ with the file name that s...

etwa 9 Jahre vor | 2 Antworten | 0

Frage

Creating a matrix where the entry in the second column is (weakly) less than the entry in the first column
Hello, I would like to create a matrix where the entry in the second column is less than the entry in the first column: ...

etwa 9 Jahre vor | 1 Antwort | 0

Frage

How to include the integral of a certain function in another .m file function?
I have fun1.m file that I want to include in it the integral of cos(x) provided that the integral of cos(x) has to be in a dif...

mehr als 9 Jahre vor | 1 Antwort | 0

Frage

How to resolve a bug about the tall of the matlab editor
Hello, I have an issue when I launch a Matlab program: The tall of the editor is decreased at the maximum, and it takes time...

fast 10 Jahre vor | 1 Antwort | 0

Frage

For Loop Not Executing
Hi all! Consider the following example: h=(2/1000); for i=8*h+h:h:9*h i end i = 0.0180 And sim...

fast 10 Jahre vor | 2 Antworten | 0

Frage

fmincon - error message "Row dimension of Aeq is inconsistent with length of beq."?
Hello , I am trying to use the fmincon but am constantly getting the following error message.What do you suggest me to change...

mehr als 10 Jahre vor | 1 Antwort | 0

Frage

If values are approxximately the same plot one function, if not plot two
Hello, I have a two vectors with calculation results. Has someone of you an idea how can I compare results of this two vectors ...

fast 11 Jahre vor | 1 Antwort | 0

Frage

Mysterious error using array division in a for loop
I need to make a for loop in MATLAB to divide each column in a matrix by a separate column vector. I only want to do this for a ...

fast 11 Jahre vor | 1 Antwort | 0

Frage

How to store matrix data (Imaginary) from a loop
Hello, In my project I have a loop and each iteration gives me a matrix with imaginary values: for fi = 0:10000:110000...

fast 11 Jahre vor | 1 Antwort | 0

Frage

Multiplication of a matrix element wise with a polynomial
How do I multiply a matrix element wise with a polynomial(it's again a matrix of different order) I want to multiply each eleme...

mehr als 12 Jahre vor | 1 Antwort | 0

Frage

Sum elements of a vector based on given indices
I have two large vectors, values and indices. I need to sum the elements of values using indices as in this brute force example:...

fast 13 Jahre vor | 1 Antwort | 0

Frage

Matlab. Find the indices of a cell array of strings with characters all contained in a given string (without repetition)
I have one string and a cell array of strings. str = 'actaz'; dic = {'aaccttzz', 'ac', 'zt', 'ctu', 'bdu', 'zac', 'z...

fast 13 Jahre vor | 4 Antworten | 0