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Kevin Bachovchin


Carnegie Mellon University

Aktiv seit 2011

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  • 3 Month Streak
  • Thankful Level 4

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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...

mehr als 8 Jahre vor | 1 Antwort | 0

1

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Frage


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...

mehr als 8 Jahre vor | 0 Antworten | 0

0

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Frage


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 ...

fast 9 Jahre vor | 3 Antworten | 1

3

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Frage


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...

fast 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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 ...

fast 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

fast 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

mehr als 9 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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 ...

mehr als 9 Jahre vor | 0 Antworten | 0

0

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Frage


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...

mehr als 10 Jahre vor | 0 Antworten | 0

0

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Frage


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 ...

mehr als 10 Jahre vor | 2 Antworten | 0

2

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Frage


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 ...

mehr als 10 Jahre vor | 0 Antworten | 0

0

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Frage


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...

mehr als 10 Jahre vor | 2 Antworten | 0

2

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Frage


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 ...

mehr als 10 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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 ...

mehr als 10 Jahre vor | 0 Antworten | 0

0

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Frage


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...

mehr als 10 Jahre vor | 2 Antworten | 0

2

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Beantwortet
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')

fast 11 Jahre vor | 0

Beantwortet
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')

fast 11 Jahre vor | 0

| akzeptiert

Frage


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'} ...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

fast 11 Jahre vor | 3 Antworten | 0

3

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Frage


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...

fast 11 Jahre vor | 2 Antworten | 0

2

Antworten

Frage


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...

fast 11 Jahre vor | 3 Antworten | 0

3

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Frage


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...

fast 11 Jahre vor | 2 Antworten | 0

2

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Frage


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...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

fast 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

etwa 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

mehr als 11 Jahre vor | 1 Antwort | 0

1

Antwort

Frage


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...

mehr als 11 Jahre vor | 0 Antworten | 0

0

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Frage


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...

mehr als 11 Jahre vor | 0 Antworten | 0

0

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Frage


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(...

mehr als 11 Jahre vor | 2 Antworten | 0

2

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Frage


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...

mehr als 11 Jahre vor | 1 Antwort | 0

1

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