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Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...
environ 6 ans il y a
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Is the Point in a Circle?
Check whether a point or multiple points is/are in a circle centered at point (x0, y0) with radius r. Points = [x, y]; c...
environ 6 ans il y a
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Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239
environ 6 ans il y a
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Area of a circle
Find the value for area of the circle if diameter is given
environ 6 ans il y a
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Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...
environ 6 ans il y a
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Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...
environ 6 ans il y a
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Flipping
Write code that can reverse the vector without using any sort of loop. Example Given the input vector A = [ 1 2 3 4 5...
environ 6 ans il y a
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Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...
environ 6 ans il y a
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Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....
environ 6 ans il y a
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Area of a Square
Inside a square is a circle with radius r. What is the area of the square?
environ 6 ans il y a
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Area of a disk
Find the area of a disk or circle. x= radius of the disk.
environ 6 ans il y a
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find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]
environ 6 ans il y a
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Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
environ 6 ans il y a
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二乗になっている数を見つけよう
ある数のベクトルが与えられた場合、そのベクトルの要素の一つが他の要素の二乗であれば true を返し、それ以外の場合は false を返すようなコードを書いてみましょう。 例: 入力が a = [2 3 4] のとき、 出力 b は t...
environ 6 ans il y a
A soumis
Finding Mandel Ape in the Math Jungle
Was boring doing Cody, tweaked Mandelbrot code, some nice view along the journey, suddenly found the Mandel-Ape, see Side-by-Sid...
environ 6 ans il y a | 23 téléchargements |
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Solve a System of Linear Equations
*Example*: If a system of linear equations in _x₁_ and _x₂_ is: 2 _x₁_ + _x₂_ = 2 _x₁...
environ 6 ans il y a
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Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...
environ 6 ans il y a
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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.
environ 6 ans il y a
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Generate N equally spaced intervals between -L and L
Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...
environ 6 ans il y a
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Nilpotent matrix
Check if matrix A is <http://mathworks.com/ nilpotent>.
environ 6 ans il y a
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surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...
environ 6 ans il y a
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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?
environ 6 ans il y a
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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?
environ 6 ans il y a
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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?
environ 6 ans il y a
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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
environ 6 ans il y a
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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?
environ 6 ans il y a