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Contribute at least one answer each month for 3 consecutive months
Awarded to Kevin Bachovchin on 20 Jul 2017
Accept 20 answers given by other contributors
Awarded to Kevin Bachovchin on 20 Jul 2017
Feeds
Question
Simulink block for determining output value based on a simple if statement regarding the input value?
Hello, Is there a Simulink block where I can determine the output value of a block based on a simple if statement regarding t...
8 years ago | 1 answer | 0
1
answerQuestion
Simulink block for determining output value based on a simple if statement regarding the input value?
Hello, Is there a Simulink block where I can determine the output value of a block based on a simple if statement regarding t...
8 years ago | 0 answers | 0
0
answersQuestion
Simulink connection without drawing lines?
Hello, Is there a way to connect two nodes in a Simulink diagram without drawing the lines (such as using ports or something ...
9 years ago | 3 answers | 1
3
answersQuestion
Simulink subsystem with electric circuits?
Hello, I know that it is possible in Simulink to have subsystems with some input and output where you have mathematical opera...
9 years ago | 1 answer | 0
1
answerQuestion
Simulink connection without drawing lines?
Hello, Is there a way to connect two nodes in a Simulink diagram without drawing the lines (such as using ports or something ...
9 years ago | 1 answer | 0
1
answerQuestion
Simulink subsystem with electric circuits?
Hello, I know that it is possible in Simulink to have subsystems with some input and output where you have mathematical opera...
9 years ago | 1 answer | 0
1
answerQuestion
How to best load parameter values when using ode45 to simulate system of differential equations
Hello, I'm trying to simulate a large system of differential equations using ode45. I have a lot of parameter values (which a...
9 years ago | 1 answer | 0
1
answerQuestion
How to best load parameter values when using ode45 to simulate system of differential equations
Hello, I'm trying to simulate a large system of differential equations using ode45? I have a lot of parameter values (which ...
9 years ago | 0 answers | 0
0
answersQuestion
Write both strings and binary data to a TCP/IP object?
Hello, Is it possible to write both strings and binary data to a TCP/IP object? I know you can write strings using fprintf a...
10 years ago | 0 answers | 0
0
answersQuestion
Write both strings and numbers to a file?
Hello, Is it possible using fprintf or another function to write both an array of strings and numerical values to a file? I ...
10 years ago | 2 answers | 0
2
answersQuestion
How does ode45 choose the time step?
Hello, I know that ode45 uses a variable step Runge-Kutta procedure. I've read that ode45 chooses the time step in order to ...
10 years ago | 0 answers | 0
0
answersQuestion
Creating a hard link among properties of an object?
Hello, I have a class called Module that has 3 properties: InternalVariables, ExternalVariables, and AllVariables. InternalV...
10 years ago | 2 answers | 0
2
answersQuestion
Assign Values to Each Element of Symbolic Array
Hello, I have an array of symbolic values and I want to assign values to each symbolic variable in the array? For example ...
10 years ago | 1 answer | 0
1
answerQuestion
Numerically Solving a System of Differential Equations in Parallel?
Hello, If I have a system of coupled differential equations: dx1dt = f1(x1,x2) dx2dt = f2(x1,x2) Is there a way ...
10 years ago | 0 answers | 0
0
answersQuestion
Numerically Solving a System of Differential Equations in Parallel?
Hello, If I have a system of coupled differential equations: dx1dt = f1(x1,x2) dx2dt = f2(x1,x2) Is there a way to s...
10 years ago | 2 answers | 0
2
answersHow to ensure that dynamically create symbolically variables are real?
clear all index = {'1'}; List = {'A','B','C'}; A=sym(sym(strcat(List,index)),'real')
11 years ago | 0
How to ensure that dynamically create symbolically variables are real?
clear all index = {'1'}; List = {'A','B','C'}; A=sym(sym(strcat(List,index)),'real')
11 years ago | 0
| accepted
Question
Declaring a symbolic array real
Hello, Hello I'm trying to create a symbolic array and ensure that it is real. When I use the code: List = {'x','y'} ...
11 years ago | 1 answer | 0
1
answerQuestion
How to ensure that dynamically create symbolically variables are real?
Hello, I'm creating symbolic variables dynamically and I wanted to ensure that the symbolic variables are real. I have...
11 years ago | 3 answers | 0
3
answersQuestion
How to ensure that dynamically create symbolically variables are real?
Hello, I'm creating symbolic variables dynamically and I wanted to ensure that the symbolic variables are real. I have the...
11 years ago | 2 answers | 0
2
answersQuestion
How to dynamically create symbolic variables?
Hello, I'm looking for a way to dynamically create symbolic variables. For example with the code, clear all inde...
11 years ago | 3 answers | 0
3
answersQuestion
Very basic object oriented question
Hello, I'm trying to call a method of a class in order to calculate one of the properties of the class, but I'm getting an er...
11 years ago | 2 answers | 0
2
answersQuestion
Why is MATLAB "solve" not finding a solution?
Hello, I have a system of equations: -id = 0 qd/(C*L) - (Vs - R*id)/L = 0 I'm trying to solve this system of equatio...
11 years ago | 1 answer | 0
1
answerQuestion
Specify Order of Solutions using MATLAB solve?
Hello, I'm trying to solve a system of equations using the MATLAB solve function with the following code: XCell = num2cel...
11 years ago | 1 answer | 0
1
answerQuestion
Compute Multi-Variable Limits using MATLAB
Hello, I know I can compute one variable limits using the "limit" function. Is there anyway I can compute multi-variable lim...
11 years ago | 1 answer | 0
1
answerQuestion
Best ODE solver when there is a parameter discontinuity
Hello, I have a system of differential equations where one of the parameters changes value abruptly at one point in time. Whi...
11 years ago | 1 answer | 0
1
answerQuestion
Best ODE solver when there is a parameter discontinuity
Hello, I have a system of differential equations where one of the parameters changes value abruptly at one point in time. Wh...
11 years ago | 0 answers | 0
0
answersQuestion
How to always return a struct when using solve?
Hello, Using the "solve" command, as long as there is at least 2 equations to solve, MATLAB returns a struct with the fieldna...
11 years ago | 0 answers | 0
0
answersQuestion
How do you declare a symbolic function of time as a real variable
Hello, I have several symbolic functions of time which I would like to declare as real. How can I do this? syms x1(t) x2(...
11 years ago | 2 answers | 0
2
answersQuestion
Symbolic Substitution Using a Struct
Hello, I have a Nx1 matrix of symbolic variables called XReplace. In a symbolic expression called MyExpression, I would like...
11 years ago | 1 answer | 0
1
answer
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