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Navya Singam

Last seen: Today Active since 2021

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Answered
extract a differential equation solution from struct
Hi, You can use the "deval" function to evaluate differential equation solution structure. The "deval" function accepts the sol...

2 days ago | 0

| accepted

Answered
Index in position 1 exceeds array bounds.
Hi Maryam, As the trainf is an empty matrix i.e trainf=[], and you are trying to refer to the rows of an empty matrix, the co...

2 days ago | 0

Answered
Why do I receive sym/subsasgn error?
Hi, The error is because of the following lines, t = t0:dt:tf; %%from time discretization section [mlSol(t), rpSol(t), TpS...

19 days ago | 1

| accepted

Answered
I choose 0 files to construct matrix, all matrix entries are 0
Hi, You may use the if and else block and "zeros" function to add the code for when the number of selected files is 0. zeros ...

21 days ago | 0

Answered
Is there a way to programmatically change the keyboard shortcut preferences?
Hi Tom, As of now, there is no programmatic way to change the keyboard shortcut preferences. The developers are aware of it and...

21 days ago | 0

| accepted

Answered
fde12 function is not found
Hi, fde12 is not a MATLAB inbuilt function. It is available as a part of the File Exchange submission. You can download and add...

23 days ago | 1

Answered
How do i use and -s flag for compiling a MATLAB app
Hi, For obfuscating the code, you can use the "pcode" function in MATLAB. It converts the .m file to P-file, which is content-o...

23 days ago | 0

Solved


Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

28 days ago

Solved


Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

28 days ago

Solved


Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

28 days ago

Solved


Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

28 days ago

Solved


Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

28 days ago

Solved


Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

29 days ago

Solved


Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

29 days ago

Solved


Solve a System of Linear Equations
Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

29 days ago

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

29 days ago

Solved


Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

29 days ago

Solved


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

29 days ago

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:...

29 days ago

Answered
How to use sqlwrite
Hi Blue, The error in the code is beacuse of the following lines in your code database_table = table( productNumber, stockNu...

1 month ago | 1

Answered
simultaneous equation when a matrix has multiple sets inside
Hi Rohan, for loop can be used to solve this question. for i=1:51 %% as there are 51 sets of simultaneous equations ...

1 month ago | 0

Answered
Why does imshow change position of a figure?
Hi LucasH, The "imshow" will modify the figure size based on the image size. To change the figure position, use the "Position...

1 month ago | 0

Answered
plotting an ode.
Hi John, Refer to the 2nd Order van der Pol ODE example in the ode45 documentation.

1 month ago | 0

Answered
Paste figure from vector graphics clipboard
Hi Benjamin, "clipboard('paste')" and "clipboard('specialpaste')" are used to paste the text data on to MATLAB. Pasting Vect...

1 month ago | 1

| accepted

Answered
How to make a loop that will find common elements between many arrays of strings, and omit the arrays that have already been compared?
Hi Gemma, The following code helps in converting the table to array of M*N with each row corresponding to the table row A = ...

1 month ago | 0

Solved


The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

1 month ago

Answered
How to call an existing function 3 three times by creating an another function?
Hi Praneethi, function function_name() for i = 1:3 % using a for loop to call the function gui_changed_color(...

5 months ago | 0