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# Jesse Crotts

Last seen: ongeveer 2 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...

ongeveer 4 jaar ago | 1 answer | 0

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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...

ongeveer 4 jaar ago | 0 answers | 0

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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...

ongeveer 4 jaar ago | 2 answers | 0

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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=[...

ongeveer 4 jaar ago | 0 answers | 0

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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...

ongeveer 4 jaar ago | 1 answer | 0

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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)...

ongeveer 4 jaar ago | 0 answers | 0

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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 4 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 4 jaar ago | 1 answer | 0

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Submitted

randloop
Creates a randomized loop around the origin.

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...

ongeveer 5 jaar ago | 1 answer | 0

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Submitted

Chaos_game_Numberphile
Fractal editor, inspired by Numberphile

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...

bijna 6 jaar ago | 1 answer | 0

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Submitted

Table Generator
This shows one of the most efficient ways to produce an function driven table.

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 6 jaar ago | 1 answer | 0

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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...

ongeveer 6 jaar ago | 1 answer | 0

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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...

ongeveer 6 jaar ago | 1 answer | 0