David Hill

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4,164 total contributions since 2017

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Convert any case sentence to Title Case

1 day ago

Solved

Iterate the sum of divisors and totient

1 day ago

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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...

6 days ago | 0

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

6 days ago | 0

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Solved

Determine if input is even

6 days ago

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Add 100

6 days ago

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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...

7 days 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 ...

7 days ago | 0

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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.

9 days ago

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

9 days ago

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

9 days ago

Solved

The shortest man in the world

9 days ago

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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...

9 days 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...

9 days ago | 1

Solved

Highest building

10 days ago

Solved

Normalizing a vector

10 days ago

Solved

Find the nearest value to the given one

10 days ago

Solved

Min-Max digit

10 days ago

Solved

Similar triangles

10 days ago

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End Digits

10 days ago

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Do you have the minimum age?

10 days ago

Solved

Digits Multiplication

10 days 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...

11 days ago

Solved

Construct a continued fraction for a square root

11 days ago

Solved

The tallest man in the world

11 days 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...

13 days ago | 0

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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...

13 days ago | 0

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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...

13 days 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...

15 days ago | 0

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Solved

Count numbers whose reciprocals' decimal expansions terminate

15 days ago