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David Hill


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4.162 total contributions since 2017

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Answered
New to matlab. Trying to make a script to reorganize excel data
a=readcell('yourcellname'); b=unique(a(:,2)); newCell=b'; for k=1:length(b) newCell(2,k)={a(ismember(a(:,2),b{k}),1)}; en...

3 días ago | 0

Answered
Relative Ranking of position in an array
If a is your matrix above. sum(find(a==1)-find(a==2)<0);

3 días ago | 0

| accepted

Solved


Determine if input is even

4 días ago

Solved


Add 100

4 días ago

Answered
Need helping in setting a for loop for the below code
u=unique(condIds,'stable');%not sure if you only want to go through the unique entries; otherwise, you will have duplicates for...

4 días ago | 0

Answered
Rerun script with different table input
You should always attempt to index. Put all your tables into a single cell array. t{1}=table1; t{2}=table2; %then index into ...

5 días ago | 0

| accepted

Solved


Cannon Ball
Given g (acceleration due to gravity) and desired altitude x, find the minimum ground velocity of a cannon ball to reach x.

6 días ago

Solved


Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

6 días ago

Solved


Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

6 días ago

Solved


The shortest man in the world

6 días ago

Answered
How to show the iterations and the answers and the graph
Why not use a while loop? m = 68.1; g = 9.81; t = 10; v = 40; f =@(c) (g*m*(1-(exp((-c*t)/m)))/c)-v; err = 1e-10; c = 0.1...

7 días ago | 0

Answered
Not seeing second plot data
theta = 0:0.02:1; y = sin(theta); plot(theta, y, theta, 1- (theta - y)./y);%need ./ also to keep it the same scale chose 1 ins...

7 días ago | 1

Solved


Highest building

8 días ago

Solved


Normalizing a vector

8 días ago

Solved


Min-Max digit

8 días ago

Solved


Similar triangles

8 días ago

Solved


End Digits

8 días ago

Solved


Do you have the minimum age?

8 días ago

Solved


Digits Multiplication

8 días ago

Solved


Diophantine Equations (Inspired by Project Euler, problem 66)
Consider the quadratic Diophantine equation of the form: x^2 – Dy^2 = 1 When D=13, the minimal solution in x is 649^2 – 13...

8 días ago

Solved


The tallest man in the world

9 días ago

Answered
How can I implement nested for loops to return all the possible combinations
Your missing a few references. Just form a matrix of all possible combinations using meshgrid. No loops needed. WT_r = 1:0.5:30...

10 días ago | 0

Answered
Find the index that represents a percentage of area
s = 1; mu = 0; xstart = -10; xend = 10; xstep = 0.1; x_range = xstart:xstep:xend; my_pdf = normpdf(x_range,mu,s); figure x=n...

10 días ago | 0

| accepted

Answered
For loop output into array
annual_power=zeros(1,12); ref=[18.7633 19.5139 18.7633 15.0107 11.2580 10.5075 11.2580 13.5096 16.5117 17.2623 18.7633]; for i...

10 días ago | 0

Answered
How to do a number selector
I assume you mean something like this. maxNum=50; a=input('lucky dip==1 or choose your own numbers==2'); if a==1 numbers=r...

12 días ago | 0

| accepted

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