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Mohit Kumar


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27 2019 이후 총 참여 횟수

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How to find all solutions to a system of two nonlinear equations?
I have a system of two nonlinear equations (f(x,y)=0 and g(x,y)=0) to which I want to find all roots over a region (say x from -...

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How to plot a vector field with coloured arrows?
I'm trying to create a vector field where the colour of the vector represents its magnitude like the one shown in the picture. A...

19일 전 | 답변 수: 1 | 0

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How to display Live Editor output in multiple lines?
I have large equations in the output of my code that I want to view. However, in the Live Editor output window it only allows me...

약 2달 전 | 답변 수: 1 | 0

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how to use a excel colum as an input to a function
Hi Giovanna, To change your function so that it works with matrices, all you have to do is replace your multiplication and divi...

3달 전 | 0

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How to solve such a system of nonlinear equations?
Hi, I think this might be a better approach to your problem : img=zeros(320,320); % create a 320x320 zeros matrix to represen...

3달 전 | 0

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How to ensure that dsolve provides a trigonometric solution to a second order differential equation?
Hi, I'm trying to solve the following linear second order equation with dsolve in the symbolic workflow. When I solve it I g...

3달 전 | 답변 수: 1 | 0

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How to numerically solve a differential equation with a dirac delta function ?
The differential equation that I want to solve is Upon using ode45 and the dirac function, the dirac function doesn't seem t...

3달 전 | 답변 수: 1 | 0

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Symbolic toolbox not simplifying adequately
I'm using MATLAB Live Editor along with the symbolic toolbox. The following expression is not getting simplified. Any fixes? ...

4달 전 | 답변 수: 1 | 0

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How to (cleverly) index points in a plot?
I have a for loop which plots a point each iteration. In total there are about 4000+ points to be plotted. From the figure, I w...

5달 전 | 답변 수: 1 | 0

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Issue with fsolve tolerance
Turns out function tolerance is compared with norm(fval)^2and the default tolerance was 1e-3. Simply changed it to 1e-10 (in acc...

5달 전 | 0

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Issue with fsolve tolerance
I am using fsolve to solve an overdetermined system of equations using the levenberg marquadt algorithm. It works fine although...

5달 전 | 답변 수: 1 | 0

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How to repeat a column several times?
Consider this scenario - a =[1;2.3;3.2;4.5;5.7]; b=[a,a,a,a,a]; Is there a better way to do this?

6달 전 | 답변 수: 0 | 0

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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...

6달 전

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

6달 전

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Return area of square
Side of square=input=a Area=output=b

6달 전

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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...

6달 전

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

6달 전

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

6달 전

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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...

6달 전

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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Add two numbers
Given a and b, return the sum a+b in c.

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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 ...

6달 전

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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...

6달 전

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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:...

6달 전

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ODE45 not solving Duffing Oscillator with negative nonlinear coefficient
Hi, I'm trying to solve the duffing oscillator with a negative nonlinear coefficient (named b, see below). When I do so, ode45 ...

6달 전 | 답변 수: 1 | 0

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What is the s_rot() function ?
I came across this code in a textbook (Multibody Dynamics, Nikravesh P.E.) - % Example 2.3 % Define vectors a and b a = ...

10달 전 | 답변 수: 1 | 0

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How to minimise a value which is found by solving transcedental equations (using fsolve)?
I want to minimise the coefficient of variation of the y coordinate of the rocker chassis joint of the rocker bogie suspension s...

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