# katherine keogh

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**Content Feed**

Question

Help Using Solve Function

So I have an equation which I have double checked is right, and I am trying use the solve function to find the answer, I can do ...

24 days ago | 1 answer | 0

### 1

answerQuestion

Solve Equation which has 2 solutions but returns imaginary numbers

So I have this super complicated equation which I wanted to rearranged to find Beta which is symbolic. There should be 2 solutio...

25 days ago | 1 answer | 0

### 1

answerQuestion

File Solid Block, applying force error

I have a shape in a file Solid block and I am trying to apply a force to it. The Error is as follows: ['untitled']: The follo...

2 months ago | 0 answers | 0

### 0

answersQuestion

Simulink profile data to save

I used SImulink profiler and want to save the data outputted, how can I do this

4 months ago | 1 answer | 0

### 1

answerQuestion

Want to take a section of a curved line between 2 points

I have an irregular curved line and I want to take a section of it between 2 known points. How might I do this

5 months ago | 1 answer | 0

### 1

answerQuestion

Rigid Transform input data sequence

I have a time series with a list of angles that I want to isert into the rigid transform within a simscape simulink model as tim...

5 months ago | 0 answers | 0

### 0

answersQuestion

Calling a Function Within A Mask

I have some varibles that need to run through a function I made then can be inserted in the system below the mask. how can I do ...

5 months ago | 0 answers | 0

### 0

answersQuestion

Input data from a table itno simulink

I ahve a varibale containing a large amount of data in a table and want to input this entire table into simulink. IT is saved as...

6 months ago | 0 answers | 0

### 0

answersQuestion

I have some data that I want to go into a system at specific times

I have recieved some data I would like to go into my Simulink model at the required time stamps for example I have [1,2;2,5;3,6;...

6 months ago | 1 answer | 0

### 1

answerQuestion

Force distribution on Simscape beams

I am aking a large beam but welding beams together within the simscape model and want to know how the force is distributed on th...

8 months ago | 0 answers | 0

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answersQuestion

Simulink error, MATLAB expression '<output of NameOfFunction>' is not numeric.

So I have a function with some symbolic variables so I used coder extrinsic to make a matlab function. The output is an array th...

9 months ago | 0 answers | 0

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answersQuestion

Coefficients in simple equations, y not represented all the time

I have the equations x=0, and z=50000. Written as a=x==0, and b=z==50000. Potentially in other examples maybe all variables (x,y...

9 months ago | 0 answers | 0

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answersQuestion

Find the line where 2 planes intersect

I ahve 2 planes 256x=0 and z=50000, I want to find the line where they itersect but I want to create something that will work fo...

9 months ago | 1 answer | 0

### 1

answerQuestion

Model workspace input data from functions

So in the past I made a bunch of functions in Simulink and then put loads of the input variables in the model workspace. Then I ...

10 months ago | 1 answer | 0

### 1

answerQuestion

Simscape add external force

I have a cantilever beam in simscape and want to add a force to it but I am confused how to do it. Send help

11 months ago | 1 answer | 0

### 1

answerQuestion

Cantilever beam carrying loads in simscape

Hello I have made a beam in simscape and would like to know how to make it cantilever, add loads, and measure the torsion/angle ...

11 months ago | 0 answers | 0

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answersSolved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

11 months ago

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

11 months ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

11 months ago

Solved

Who Has the Most Change?

You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

11 months ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

11 months ago

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

11 months ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

11 months ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

11 months ago

Question

Syms function not supported in Simulink

I have some code i put into a matlab function block on simulink, I need to intergrate a function twice and the orignal function ...

11 months ago | 1 answer | 0

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answerQuestion

How to make a moving transmitter in simulink

I have the transmitter block, opened up to the source code. Decided that was the worng idea. Then I found the platform block whi...

12 months ago | 0 answers | 0

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answersQuestion

How to replace every non-0 number with the number in that place added to another number - no loops

Say I have a matrix I want to loop in a cell in the matrix and change that particular cell to itself added to another number. I ...

12 months ago | 2 answers | 0

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answersQuestion

Recursive function to reverse a vector

The question is to write a function to reverse a vector so v=[1 2 3] becomes v= [3 2 1] It must be recursive So my idea how to...

1 year ago | 2 answers | 0

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answersQuestion

I want to make a recursive function that sums all the digits in a number

So this is the actual question Write a recursive function that computes the sum of the digits provided as an input argumenet. N...

1 year ago | 1 answer | 0