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Pavel M


Last seen: 2 years ago |  Active since 2019

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how can i get impedance of circuit?
When I measure impedance by powergui, Matlab gives: Matrix is close to singular or badly scaled. Results may be inaccurate. RC...

3 years ago | 0 answers | 0

0

answers

Question


Usage of prohibited block
I use Simulink of 2019b version, but this warnings "Usage of prohibited block" and "Usage of non-compliant blocks" are in every ...

4 years ago | 1 answer | 3

1

answer

Solved


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:...

4 years ago

Question


Output argument not assigned during call
I need help to correct this code. While I did not write this code in function, it worked right, but now matlab gives error [X,...

4 years ago | 2 answers | 0

2

answers

Question


How to solve a system of integral equations?
I want to solve the system of integral equations, but limits on integrals contain an unknown ( x(2) ) which i want to find. I ...

5 years ago | 1 answer | 0

1

answer

Question


How to create function with name-value pair arguments?
Hello. I want to create the function like function [x1, x2] = fun('name',varargin,'name',[..],'name',[..]) How i can do it?

5 years ago | 4 answers | 1

4

answers

Question


Matrix Logical Indexing in If...else... construction
How i can do condition then if in my array varargin{j} at least one logical '1' is exist, condition works? example elseif var...

5 years ago | 1 answer | 0

1

answer

Question


fsolve not enough input arguments
Hello! Trying to get solution with the help fsolve, i see such problem: Not enough input arguments. Error in System (line 2)...

5 years ago | 1 answer | 0

1

answer

Question


Boundary Conditions in PDE MODEL
i create PDE model g is exported from PDE Tololbox model = createpde; geometryFromEdges(model,g); applyBoundaryCondition(mod...

5 years ago | 0 answers | 0

0

answers

Question


How squareg works ?
I want to create a model by geometryFromEdges(model,@squareg) but i need other sizes of square. @squareg creates 1x1, but i want...

5 years ago | 1 answer | 0

1

answer

Question


Parabolic solver of PDE and coefficient in function form.
I want to solve non-stationary parabolic equation d∂u∂t−∇·(c∇u)+au=f , where a=f(u) , but Matlab give out such errors: Undefine...

5 years ago | 0 answers | 0

0

answers

Question


Error using odearguments, mass matrix
Im trying to solve ODE using this [T,Udis] = ode45(@(T,Udis) (-Udis.*v)/Eps, [0 9.99],1300) but the error appears Error using...

5 years ago | 0 answers | 0

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answers