Answered
How to convert an expression to a function with lossless precision?
vpa(f_func(sym(sol1), sym(sol2)))

5 years ago | 0

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Help with storing values for the loop I created want to store them with where they are located on the vector
Google bubblesort.

5 years ago | 0

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Help... what is my mistake and what should i do now?? please
Since you have shown efforts: too_young = under_age(2, []) % [] means no limit was given function too_young = under_age(...

5 years ago | 0

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Answered
How do I have input an evenly spaced vector.
doc linspace

5 years ago | 0

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perform matrix operation without for loop
xe = exp(reshape(beta, 1, 1, []) .* exp_data) .* (exp_data > 1.5) + 1 * (exp_data <= 1.5); % use bsxfun() for implicit expansio...

5 years ago | 1

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Answered
after how many terms does an equation have the same five decimals as pi/4?
if abs(p - pi/4) < 1e-5 Look through the tag floating-point to know why tolerance is used to compare decimals.

5 years ago | 0

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Question

Viewing figure is not possible.
Why can't I view the figure? P.S: The following is just to familiarise with Python in MATLAB environment. System: MacOs. >> p...

5 years ago | 1 answer | 0

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answer

Answered
Cell array variable problem
Structure_Global_Stiffness{kk,zz}(~eye(3)) = 0;

5 years ago | 0

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Answered
Error: The input character is not valid in MATLAB statements or expressions.
Change " to '

5 years ago | 1

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How to convert first cell value into zero
cell_array(cellfun(@isstring, cell_array)) = {0}

5 years ago | 1

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Answered
Implementation of formula in a single line.
_“Implementation of formula in a single line.”_ Z = (L * A * (exp(X) - 1)) .* (X < 0) + (L * X) .* (X >= 0);

5 years ago | 0

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Answered
Defining Variables In a Function
for index = 1 : numel(a) c(index) = a(index) + b(index); end By the way it’s simply: c = a + b; % don’t know w...

5 years ago | 0

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How to write double integral equation
Use int() twice? doc int

5 years ago | 0

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Can we put all of these str2num in one function?
Usually str2num() is not recommended. Simply use: sum(C1 - '0')

5 years ago | 0

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Answered
need help to how to solve this
doc repmat doc repelem

5 years ago | 0

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How to create a matrix from other matrixes
I undertand your pain of online classes brother. Have a read: <https://www.mathworks.com/company/newsletters/articles/matrix-...

5 years ago | 1

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Answered
extract structure array value
You need to use a loop. <https://www.mathworks.com/help/matlab/matlab_prog/access-data-in-a-structure-array.html#d122e28845 *...

5 years ago | 0

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Why does putting a space after a function give a vector output?
Is that an assignment or something?? <https://www.mathworks.com/matlabcentral/answers/599011-floor-function-with-a-space-givi...

5 years ago | 0

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Answered
Using Display function in an easy way
Use fprintf()

5 years ago | 1

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Why is my function not working?
syms v t % in the first line of function

5 years ago | 1

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Change text to 0 in a cell array
cell_array(cellfun(@ischar, cell_array)) = {0}

5 years ago | 1

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index multiple columns in cell array
Replace 8:10 With [8:10, 15:18]

5 years ago | 2

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Answered
How to mutiply 3 user inputs.
I = input('Number ?') I .^ 3 % ?

5 years ago | 0

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Column Vector Containing the Row Sums of the Elements of A
doc sum

5 years ago | 0

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Define a column series
t = (1:10).' %Or t(:) % from your example

5 years ago | 1

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Answered
Writing a while loop
doc while

5 years ago | 0

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how to find the largest number in the first 13 number in an array?
max(reshape(array, [], 13))

5 years ago | 1

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Answered
convert a 3D matrix to a 2D matrix
reshape(permute(val, [2, 1, 3]), size(val, 2), []).'

5 years ago | 0

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Answered
I need help please, how can I write a program to count the number of digits of an integer the user entered ?
strlength(abs(5984) + "")

5 years ago | 0

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Answered
How do i get the values of a 2D matrix based on column indices ?
Output = matrix(sub2ind(size(matrix), 1 : size(matrix, 1), column_indices))

5 years ago | 0

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