Find the next prime number
Find the next prime number or numbers for given n. For example:
n = 1;
out = 2;
or
n = [5 7];
out = [7 11];
...
6年以上 前
解決済み
Make a vector of prime numbers
Input(n) - length of vector with prime numbers
Output(v) - vector of prime numbers
Example:
* n=1; v=2
* n=3; v=[2 3 5...
Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...
6年以上 前
解決済み
Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x.
For instance if x=2 then y must be 1+2+3+4=10.
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...
6年以上 前
解決済み
Times 2 - START HERE
Try out this test problem first.
Given the variable x as your input, multiply it by two and put the result in y.
Examples:...