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**Content Feed**

Strange behavior: gain bocks which integrate step inputs

The issue with the lines being slanted is due to the fact that Simulink sees these signals as continuous so it will connect the ...

10 years ago | 0

| accepted

Solved

The Hitchhiker's Guide to MATLAB

Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

11 years ago

Solved

Count up then down

Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

11 years ago

How do I change Design Verifier default confinguration parameter preferences?

Hi Erik, I don't know of a way to set the default options for Simulink Design Verifier, however using the command line versio...

11 years ago | 0

Why does XY Graph affect algebraic loop solver?

The problem is that adding blocks to your model (such as the XY Graph) causes the <http://www.mathworks.com/help/simulink/ug/con...

11 years ago | 0

| accepted

How can I set that only one of the subservers can be used at a time?

Here are two possibilities: 1) Do you really need two separate server blocks? The simplest solution might be to set an entity...

11 years ago | 0

How to retrieve a subblock name at initalization.

Another simpler option might be to just use a constant block with the value: uint8('LookupKey') You could then hide the ...

11 years ago | 0

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

11 years ago

Solved

Replace NaNs with the number that appears to its left in the row.

Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

11 years ago

SINEWAVE IN SCOPE (simscape)

To see the sinusoidal voltage variation you need to reduce the step size of the simulation. Go to Simulation -> Configuration Pa...

11 years ago | 2

| accepted

How do I run a simulink model in real-time in normal mode

Running in real-time in normal mode is a new feature of Real-Time Windows Target in R2012a. To run in real-time you do need to a...

11 years ago | 0

How to close Simulink model subsystems

Assuming your top-level model is called TopModel you could use: a = find_system('Parent','TopModel'); close_system(a)

11 years ago | 0

Analog circuits in Simulink

The error seems to indicate that you are missing a solver block, but you have one in the image you've attached. For the case of ...

11 years ago | 0

| accepted

Moving from video to 3D Environment

<http://www.mathworks.com/products/3d-animation/demos.html Simulink 3D Animation> should allow you to do what you are looking fo...

12 years ago | 0

| accepted

Solved

Number of toolboxes?

Return a number equal to the number of toolboxes available to the Cody solvers.

12 years ago

Solved

Specific toolboxes

Given a string that is the name of a MATLAB toolbox, return true if it is available on the Cody solvers evaluation system, false...

12 years ago

Solved

Similar Triangles - find the height of the tree

Given the height, h1, of a power pole, shorter than a tree, a given distance, x2 away, please find h2, height of the tree. Pleas...

12 years ago

xpc target

Yes, you have the basic idea correct. If you haven't already I recommend reading through the <http://www.mathworks.com/products/...

12 years ago | 0

Multiprocessing in Simulink

The primary mechanism to leverage a multi-core or multi-processor system with Simulink is to run multiple simulations in paralle...

12 years ago | 1

| accepted

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...

12 years ago

Solved

Back and Forth Rows

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

12 years ago

Solved

Duplicates

Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

12 years ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

12 years ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

12 years ago

Solved

Weighted average

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

12 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...

12 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...

12 years 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. Example...

12 years ago