Community Profile

photo

Sergey Kasyanov


Last seen: 5日 前

Saints Petersburg Politechnical University

153 2017 年以降の合計貢献数

連絡する

Sergey Kasyanov's バッジ

  • Thankful Level 2
  • First Review
  • GitHub Submissions Level 1
  • First Submission
  • 3 Month Streak
  • Commenter
  • Matrix Manipulation I Master
  • Knowledgeable Level 2
  • First Answer
  • Speed Demon
  • Solver

詳細を表示...

貢献した分野
表示方法

解決済み


Find a subset that divides the vector into equal halves
Given a vector x, return the indices to elements that will sum to exactly half of the sum of all elements. Example: Inpu...

5ヶ月 前

回答済み
A and B must be floating-point scalars.
Hello, You need to replace i = integral (fun, x, 0, t); to one of variants below: If you want to integrate in x range (from x(...

9ヶ月 前 | 0

| 採用済み

質問


Can I mark block as 'algebraic loop breaker'?
Hello, I create block which implement time shift in signal for some steps but Simulink decides that there is algebraic loop wit...

9ヶ月 前 | 0 件の回答 | 0

0

回答

回答済み
Insert number in polynomial
Hello, You need to replace f= @(x)p; by f = symfun(p,x);.

9ヶ月 前 | 0

質問


Using complex structure in simulink constant block
Hello, I know that there is way to pass structure to simulink model as bus object but what should I do if i need to pass comple...

9ヶ月 前 | 1 件の回答 | 0

1

回答

質問


Force output for function with no output
Hello! I am working with function handles and get error because function does not return anything. Can I force any function to ...

約1年 前 | 1 件の回答 | 0

1

回答

質問


Run VBA code in MS Office through COM
Hello, I need to take some data from program through COM but that program does not working with Matlab correctly. However tha...

1年以上 前 | 0 件の回答 | 0

0

回答

回答済み
How i can call matlab basic function if that name is accotiated with couple of functions?
The simplest way to do that is use that code: varargout = builtin('diff',varargin{:}); Also you can looking for somethin...

約2年 前 | 0

| 採用済み

質問


How i can call matlab basic function if that name is accotiated with couple of functions?
Hello, I need to call function |diff| (differences between array elements) for array of symbolic variable but matlab is using...

約2年 前 | 2 件の回答 | 0

2

回答

回答済み
How to solve det(s^2*M+s*C(s)+K)=0 for s as fast as posible
You can try to use that code from <https://www.mathworks.com/matlabcentral/fileexchange/67052-matlab-scripts there>: A=Ga...

2年以上 前 | 0

解決済み


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

2年以上 前

回答済み
Help reducing memory usage during large matrix multiplication
I think that problem can be solved by the manual multiplication of matrices. %note: V2=(V2-I*C) is the same V2(172)=V2(172)...

2年以上 前 | 0

回答済み
How I can fix this "Signal Dimension" error message ?
You may use |Simulink/Signal Attributes/Signal Specification block|. Specify number of dimensions like that is shown on the pict...

2年以上 前 | 0

解決済み


Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

2年以上 前

解決済み


Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

2年以上 前

解決済み


Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

2年以上 前

解決済み


Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

2年以上 前

解決済み


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

2年以上 前

解決済み


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...

2年以上 前

解決済み


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

2年以上 前

解決済み


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...

2年以上 前

送信済み


Matlab scripts
My scripts for Matlab

2年以上 前 | ダウンロード 1 件 |

質問


Window appears while code is runnig
Hello, I'm trying to create library with some |SimPowerSystem| blocks. When I use blocks from my library in |Simulink| model ...

2年以上 前 | 1 件の回答 | 0

1

回答

回答済み
How can I have a timed (15 minutes) output signal based on external trigger? I want to generate an output HIGH signal for 15 minutes based on a event detection impulse signal.
Hello, This is the model with standart Simulink blocks. Output from |Switch1| is the desired signal. The |Compare To Const...

2年以上 前 | 0

回答済み
subs( ) command would not work
Hello, you should to reassign variable after substitution: A=subs(A,a,1);

2年以上 前 | 1

| 採用済み

解決済み


Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

2年以上 前

解決済み


Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

2年以上 前

解決済み


Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

2年以上 前

解決済み


Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

2年以上 前

解決済み


Ripping numbers apart!
So you have to "rip" a number apart into individual digits... The end output is a cell. That is if: x = 12345678 o...

2年以上 前

Load more