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# William

##### Last seen: Today
4 350 total contributions since 2012

Semi-retired.

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Solved

A Simple Shielding Problem

environ 14 heures ago

Solved

Simple Income Tax

environ 14 heures ago

Solved

Sales Tax

environ 20 heures ago

Solved

Decay Constant

environ 22 heures ago

Solved

Simple Circuit of Resistors

1 jour ago

Solved

Consecutive Prime Numbers

1 jour ago

Creating a loop to determine at which iteration an error has occurred
You don't necessarily need a loop for this. You can use B = diff(A) to return the differences between each pair of successive v...

2 jours ago | 0

| accepted

How rotate a cylinder?
Lorenzo -- If all you need is to have the center of the cylinder located at the origin of the coordinate system, then what you n...

4 jours ago | 0

Solved

Period of a pendulum

4 jours ago

Solved

Angular Velocity

4 jours ago

Solved

Area of Cylindrical Shell

4 jours ago

Solved

Volume of Cylindrical Shell

4 jours ago

Solved

Logic 12

5 jours ago

Solved

Identify eban numbers

5 jours ago

Solved

Logic 1

7 jours ago

How to use bar() to plot
I suspect the arguments to your plot() functions are reversed, When you type plot(a,b), Matlab puts 'a' on the x-axis ahd 'b' o...

9 jours ago | 0

| accepted

Matlab question, very stuck
Your program seems to be a little uncertain about whether v is a number or a vector, and it also doesn't assign the values corre...

9 jours ago | 0

Solved

Upper case and lower case!

10 jours ago

Plotting square wave in matlab
Yes, the function square(x) returns a unique value, either +1 or -1, for each vallue of x. There is no value of x for which it ...

12 jours ago | 1

How to do integral for data
I have two comments: A more correct statement about the integral is that the integral of sin(x) is equal to C-cos(x), where C i...

12 jours ago | 0

Solved

List the good primes

12 jours ago

Solved

Carmichael Number

12 jours ago