Compute Khinchin's constant
Khinchin's constant K_0 = 2.684542001... (also written "Khintchine's constant") has the amazing property that it is the limiting...
6 years 前
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Compute the nth Pythagorean prime
Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....
Calculate the sum of two polynomials
Calculate the sum of two polynomials if they are written in notation with their coefficients.
example:
a=[3 4 5];
b=[...
6 years 前
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Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V.
Software is always chea...
6 years 前
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Mid-term report
You just got your mid-term report, but it's full of ones and twos :(. So before you give it to your parents, you change it, in o...
6 years 前
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Simple Matrix
Make the following matrix without typing it in one by one.
[1 2 3;
2 4 6;
4 8 12]
x=[1 2 3].
6 years 前
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Box
Give the volume of a box, x is equal to the body diagonal.
6 years 前
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Problem for beginners
Suppose that x is a column vector, with at least a length of 6. Delete the 2., 6., and the second last row.
Example:
X=[1;2;3...
6 years 前
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Problem for beginners
M is a nxm matrix. Swap the fist and the second last column with eachother.
X=[1 2 3;4 5 6;7 8 9]
Y=[2 1 3;5 4 6;8 7 9]
6 years 前
已解决
Stairs
Make an n by n matrix, where the elements are ones and zeros. In the main diagonal, and under that, there should be only ones (...
6 years 前
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Square
X is a number, write a code, where Y should be the square of X.
Find Pseudo-Cyclic Number
A cyclic number is an integer in which cyclic permutations of the digits are successive multiples of the number https://en.wikip...
Optimum Egyptian Fractions
Following problem was inspired by <http://www.mathworks.com/matlabcentral/cody/problems/2126-split-bread-like-the-pharaohs-egypt...