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A résolu
Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....
environ 7 heures il y a
A résolu
"Look and say" sequence
What's the next number in this sequence? * [0] * [1 0] * [1 1 1 0] * [3 1 1 0] * [1 3 2 1 1 0] This a variant on the w...
environ 8 heures il y a
A résolu
Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Given a number _n_, return the terminal value of the number chain formed by summing the square of the digits. According to the P...
environ 8 heures il y a
A résolu
Integer sequence - 2 : Kolakoski sequence
Get the n-th term of Kolakoski Sequence.
environ 8 heures il y a
A résolu
Golomb's self-describing sequence (based on Euler 341)
The Golomb's self-describing sequence {G(n)} is the only nondecreasing sequence of natural numbers such that n appears exactly G...
environ 8 heures il y a
A résolu
Projector Matrix
Write a function to determine whether or not the matrix is a projector. Projector matrices are defined as P^2 = P.
1 jour il y a
A résolu
Orthonormal matrix
You decide whether any given matrix is an orthonormal matrix or not. If each column in a matrix is perpendicular to the other...
1 jour il y a
A résolu
Is this matrix orthogonal?
Given a square matrix, a, determine whether it is orthogonal. INPUT: a, a n x n matrix OUTPUT: true or false
1 jour il y a
A résolu
Determine if input is a valid AHP evaluation matrix
Input is a matrix. Output is a true or false statement (1 or 0). Return true if input is a valid Analytic Hierarchy Process eval...
1 jour il y a
A résolu
Outer product of multiple vectors
In tensor algebra, it is often useful to define a tensor as a product of lower order tensors. Similarly, a multidimensional arra...
1 jour il y a
A résolu
Combined Ages 4 - Non-symmetric with multiples, n ≥ 3
This problem is slightly more difficult than <http://www.mathworks.com/matlabcentral/cody/problems/42383-combined-ages-3-non-sym...
1 jour il y a
A résolu
Combined Ages 3 - Non-symmetric, n ≥ 3
Pursuant to the previous two problems ( <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-...
1 jour il y a
code improvement/optimization
Hi @Cesar, Good progress overall — moving to Radau IIA and SDIRK was the right call. Robertson is a stiff problem and implic...
2 jours il y a | 0
matlab/simulink+tensorflow problem
Hi @Sato, This one's actually more of a MATLAB-Python environment issue than a TensorFlow problem, even though the error make...
4 jours il y a | 0
Can System Composer read parameters directly from JSON or XML?
Hey @Erica, Great question — I've been down this rabbit hole before with System Composer, so hopefully I can save you some time...
5 jours il y a | 1
Flexibility in Satellite Toolbox
Hi @Kevin, On the rectangular FOV front — you're right, it's not there. The toolbox only ships with ConicalSensor, which uses...
10 jours il y a | 0
A résolu
Great Circle Distance
Find shortest between two points on a ball given their azimuthal and polar angles (in degrees) as well as the radius of the sphe...
12 jours il y a
A résolu
Smallest distance between a point and a rectangle
Given two points *x* and *y* placed at opposite corners of a rectangle, find the minimal euclidean distance between another poin...
12 jours il y a
A résolu
Clockwise or Counterclockwise
Given a list of 2-d points defining the vertices of a polygon, determine whether these points are sorted clockwise. The input...
12 jours il y a
A résolu
Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...
12 jours il y a
A résolu
Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5
12 jours il y a
A résolu
Similar Triangles - find the height of the tree
Given the height, h1, of a power pole, shorter than a tree, a given distance, x2 away, please find h2, height of the tree. Pleas...
12 jours il y a
A résolu
Angle between two vectors
You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...
12 jours il y a
A résolu
Clock Hand Angle 1
Given a time in HH:MM:SS, find the smallest angle (in degrees) between the hour and minute hand
12 jours il y a
A résolu
Covering area
As an extension of the problem <http://www.mathworks.com/matlabcentral/cody/problems/416-polygon-area>, find the area, bounded b...
12 jours il y a
A résolu
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Given a point, P(x,y), find the distance from this point to a linear line. INPUTS: x, y, A, B, C OUTPUTS: d, the distance ...
12 jours il y a
A résolu
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...
12 jours il y a
A résolu
Spherical radius given four points
Determine the radius of a sphere provided four non-coplanar points on the surface of the sphere. pts = [x1 y1 z1; x...
12 jours il y a
A résolu
Are all the three given point in the same line?
In this problem the input is the coordinate of the three points in a XY plane? P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) how can...
12 jours il y a











