Solved

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

9 years ago

Solved

Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

9 years ago

Solved

Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

9 years ago

Solved

Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

9 years ago

Answered
Plotting a unit step function without heaviside.
You are very close to the first half of your goal. Your line of code Ut= unitstep+unitstep2+unitstep3; should, I beli...

9 years ago | 0

Answered
[num,den]=series(n1,d1,n2,d2,n3,d3); please tell me that in this line which error??
As the documentation linked to by Star Strider indicates, series is meant to connect *_two_* models. So you will need to call t...

9 years ago | 0

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Answered
Switch depend on time
Use the Clock block for the current simulation time and a Switch block to compare the time to your desired switch time. This ...

9 years ago | 3

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Answered
What is the possible code that can be used to return to primary while?
Use 'break'

9 years ago | 0

Answered
uigetfile, load m-file variables into workspace
.m files are used to store Matlab code - NOT data. You can create data in your workspace by *_running_* an m file but not b...

9 years ago | 1

Answered
Cannot read properly with fscanf a file configuration.in
For your specific example, I would just change the extension of the file to .m and run it. Your example is valid Matlab m code....

9 years ago | 0

Answered
What proportion of students failed the course (i.e., got a mark of less than 50)?
How did you calculate it and why do you think that it is wrong?

9 years ago | 0

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how retain value of variable in memory between calls to the function?
I think what you need is to define the variable(s) that need to be retained as 'persistent' inside your function. Check the doc...

9 years ago | 1

Answered
Range Theta from 0 to 2Pi and plot
Change the divide in your equation for reflectedPerpendic to an element-by-element divide as follows: reflectedPerpendic = ...

9 years ago | 1

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Answered
How to save 'display-iter' from fmincon to a .txt file?
Getting back to the original question about capturing the output to a text file, I would simply use 'diary' instead of an Output...

10 years ago | 0

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I have a problem when opening Matlab window
It appears that you have created a script called 'feature' (C:\Users\abapihi\Documents\MATLAB\feature.m). feature is a built-...

10 years ago | 0

Answered
Moving points on a graph?
If you search the Matlab File Exchange for 'game of life' you will find many implementations of a predator/prey 'simulation' tha...

10 years ago | 0

Answered
How I can plot current against voltage in the same scope screen?
Scope blocks can only plot signals against time. Try the XY Graph block instead.

10 years ago | 0

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Answered
Is it possible to use previous time step when I use Clock Block in simulink.
Try feeding the clock output through a unit delay block to get the time at the previous simulation step. You should also set yo...

10 years ago | 0

Question

Find common files in two directories
I've got a script that I'm using to make comparison plots using data from two different sets of simulation runs. The data is st...

10 years ago | 2 answers | 0

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answers

Question

Powershell script doesn't work when called from Matlab
I have a Powershell script that works when called from the command line (Windows 7) but not when called using the system command...

10 years ago | 1 answer | 0

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Solved

Conversion from hours to mili sec
Convert given input in hours to mili seconds

11 years ago

Answered
How to define a struct variable like in C with Matlab
To pass signals that act like a C struct in a Simulink model you need to use 'bus' signals. Check the documentation.

11 years ago | 0

Solved

De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

13 years ago

Solved

Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

13 years ago

Solved

Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

13 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

13 years ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

13 years 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...

13 years ago

Solved

The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

13 years ago

Solved

Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

13 years ago