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Solved
SatCom #9: Overall Link Performance
Satellite and Space Engineering - Problem #9 This is part of a series of problems looking at topics in satellite and space comm...
alrededor de 16 horas ago
Solved
SatCom #8: Satellite Link Budget
Satellite and Space Engineering - Problem #8 This is part of a series of problems looking at topics in satellite and space comm...
alrededor de 16 horas ago
Solved
Truncatable Prime
A truncatable prime is a leading digit is successively removed, then all resulting numbers are prime. Wiki When given a number...
alrededor de 20 horas ago
Problem stataments in Matlab
Final answer, I have tested this code on my laptop cd=0; %counting $ userd=[]; for i=1:size(T,1) if isequal(char(T.Colu...
2 días ago | 0
| accepted
Solved
Factor Digits
Check if a given number in an array of numbers is - Equidigital Number - A number that has the same number of digits as the num...
3 días ago
Problem
Factor Digits
Check if a given number in an array of numbers is - Equidigital Number - A number that has the same number of digits as the num...
3 días ago | 1 | 4 solvers
I try this coding but it's say plot error..what wrong with my coding?
Use fplot to plot symbolic expressions syms t f=exp(t)*sin(3*t); c=0.003; I=c*diff(f); figure; fplot(I); grid; xlabel('...
6 días ago | 2
| accepted
cell merge and print
y=[45 45 65 65 28 28; 1 1 9 2 4 1; 9 4 7 2 3 1] z=mat2cell(y, [1 1 1], [2 2 2])
6 días ago | 0
Check for incorrect argument data type or missing argument in call to function 'isnan'.
The output of inputdlg is in form of cell array as you can see it your command window (below your editor) Use isaNumber = isna...
7 días ago | 1
hello! how can I create a matrix (size 10X10) with random numbers of 1 and -1?
y=[-1 1]; z=y(randi(2,10,10))
7 días ago | 1
Solved
Merge structs on fields
Merge a bunch of structs into one, containing the field names and corresponding values of all input structs. For duplicate field...
7 días ago
"Double for loop", question
Your data is being overwritten as the for loops runs. For the 1st for loop for i=1:n for j=1:n R(i)=a(j)*b(i);...
7 días ago | 1
replace matrix A with the values of another matrix B
A(:,:,1) = [0 0 1; 0 1 0; 0 1 1]; A(:,:,2) = [1 0 0; 0 0 0; 0 0 0]; A(:,:,3) = [0 1 0; 1 0 1; ...
7 días ago | 2
Mean and Median of Values in a matrix
I am giving you an example for one variable. meanvalue=[]; medianvalue=[]; for i=800:100:lastvalue y=flowrate(flowrate>=...
8 días ago | 0
How to generate a matrix with desired pattern using nested for loops?
n=5; A=zeros(n); for i = 1:n for j = min(i,n-i+1):max(i,n-i+1) A(i,j) = 1; end end A
8 días ago | 1
| accepted
I need to write a code to solve a system of equations with formatted output (fprintf).
A=[1, -3, 2; 2, -4, 3; 3, -5, -4]; B=[-11; -15; 5]; x=inv(A)*B; fprintf('x=%d, y=%d, z=%d.', x(1:3))
8 días ago | 1
Solved
Check Digit - 02
Given a list of ISBN's, check whether they're valid or not. Prev Prob - <https://www.mathworks.com/matlabcentral/cody/problem...
8 días ago
Find the gradient vector field of f . f (x,y,z)= x^2ye^y/z
syms f(x,y,z) f=x^2*y*exp(y/z) grad=[diff(f,x) diff(f,y) diff(f,z)]
8 días ago | 1
| accepted
Solved
What is the current time in Darwin, Australia?
Traders need to track exchange calendars and trading hours in detail, and account for time zone differences and daylight savings...
9 días ago
Solved
chess position
given the position of a chess piece in algebric notation, convert it into 8 by 8 matrix format. For example, * 'Qd5' >> [3,4]...
9 días ago
Solved
decipher the number 1 - same key for all digits :)
You will be given a input number (eg) x=12345 you have to figure out the dechiper key and match it with given input and deciph...
10 días ago
Solved
Creation of 2D Sinc Surface
This Challenge is to efficiently create the Sombrero function of various sizes, resolutions, and frequencies. <<https://sites...
10 días ago
Problem stataments in Matlab
I'm assuming that the data in Column 1 and Column 2 is char/strings. %T is your table cd=0; %counting $ userd=[]; for i=1:si...
10 días ago | 0
if function works in one table but not in another
Use isequal or strcmp if you are comparing the whole string. Use ismember or array indexes if you want to compare partial stri...
10 días ago | 2
Solved
Scrabble Scores - 10
This problem is very similar to the previous problem. Here, you are provided a letter of an existing word on the board from whic...
12 días ago
Solved
Scrabble Scores - 9
After developing a sophisticated Scrabble scoring routine, it's time to write an optimization routine for single-word scoring. T...
12 días ago
Solved
Propagate the effects of a blockage in a chemical plant
From the perspective of flow, a chemical plant can be described by a collection of _nodes_ and _edges_. _Nodes_ are points where...
13 días ago
How do I automate adding columns together
An example based on what you wrote y = randi(100,513,63); z=[]; for i=1:3:63 %groups of 3 as you mentioned z=[z sum(y(:,...
13 días ago | 1
| accepted
Solved
Exhaust all possible logical vectors
Input a length argument and list all possible logical vectors of that length. My solution is of size 29. Can you find an even s...
13 días ago