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Jesse Crotts


Last seen: ongeveer 3 jaar ago Active since 2016

I study Mechanical Engineering and Applied Mathematics. One of my biggest interests is in Number Theory.

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Question


How do you know how many inputs your lsim function has?
I know this seems like a dumb question because you should know by your system size, but I can't seem seem to get my lsim functio...

meer dan 5 jaar ago | 1 answer | 0

1

answer

Question


What is Input for lsim?
When using the lsim function, the second variable to input is the "input" to the system. This seems very straightforward for a s...

meer dan 5 jaar ago | 0 answers | 0

0

answers

Question


Proper way to use exist function.
I am using the ode23 function to call another function. The problem is that I need to change the time value each time the functi...

meer dan 5 jaar ago | 2 answers | 0

2

answers

Question


How to solve system of 2nd order differential equations using ode23 or ode45.
I'm trying to use ode23 or ode45 to solve a system of 2nd order differential equations that look like this: [M]*xdotdot+[K]*x=[...

meer dan 5 jaar ago | 0 answers | 0

0

answers

Question


How to assign a vector to multiple values.
I have these lines of code: function f = trick(t,x,M,K) f = zeros(4,1); f(1) = x(2); f(2) = x(3); Minvneg = -inv(M); [f(3)...

meer dan 5 jaar ago | 0 answers | 0

0

answers

Question


How to simulate using ode23 with multidimentional second order differential equations
!!!At the very bottom, there is a much simpler version of this question!!! I am trying to model a beam using FEM in Matlab. I u...

meer dan 5 jaar ago | 2 answers | 0

2

answers

Answered
I have graduated and am in graduate school. My license needs to be renewed. How do I do that?
I guess I bought the perpetual one. However, I bought a new computer so I need to download MatLab on it. How do I go about doing...

meer dan 5 jaar ago | 0

| accepted

Question


I have graduated and am in graduate school. My license needs to be renewed. How do I do that?
How do I renew my student license?

meer dan 5 jaar ago | 1 answer | 0

1

answer

Question


What does the Matlab student version have that the Matlab home version does not?
My MatLab student version will run out within the next year. I'm just wondering if I will have the same capabilities with the ho...

meer dan 6 jaar ago | 1 answer | 0

1

answer

Question


Whats wrong with my code?
All I wanna do is plot a user input function. What's wrong with this? I'm new to function handles. So any extra tips would be gr...

ongeveer 7 jaar ago | 1 answer | 0

1

answer

Question


How do I make this 2 dimensional vector follow a formula
I want elements in a 2 dimensional vector two to follow a formula given its location (x,y) in the vector. For example, I want th...

ongeveer 7 jaar ago | 1 answer | 0

1

answer

Question


Does anyone recommend a solid state hard drive that will enhance MatLab's speed.
I use my computer mainly for Matlab, CAD, and gaming. Does anyone have a recommendation for a SSD that will enhance these 3 uses...

meer dan 7 jaar ago | 1 answer | 0

1

answer

Question


I've been using a for loop with with mod functions to sieve number from the Natural numbers. Is there a more efficient sieve technique than this.
My Code looks something like this P = primes(100000); N = 1999900000:1:2000000000; for i = 1:numel(P); N(mod(N...

meer dan 7 jaar ago | 1 answer | 0

1

answer