![photo](/responsive_image/150/150/0/0/0/cache/matlabcentral/profiles/16207543_1602924249088.jpg)
Alvaro Borras
Followers: 0 Following: 0
Applied Mathematics PhD Student.
Estadística
0 Problemas
67 Soluciones
CLASIFICACIÓN
2.406
of 293.582
REPUTACIÓN
24
CONTRIBUCIONES
1 Pregunta
1 Respuesta
ACEPTACIÓN DE RESPUESTAS
100.0%
VOTOS RECIBIDOS
12
CLASIFICACIÓN
of 20.049
REPUTACIÓN
N/A
EVALUACIÓN MEDIA
0.00
CONTRIBUCIONES
0 Archivos
DESCARGAS
0
ALL TIME DESCARGAS
0
CLASIFICACIÓN
6.715
of 149.397
CONTRIBUCIONES
0 Problemas
67 Soluciones
PUNTUACIÓN
850
NÚMERO DE INSIGNIAS
4
CONTRIBUCIONES
0 Publicaciones
CONTRIBUCIONES
0 Público Canales
EVALUACIÓN MEDIA
CONTRIBUCIONES
0 Temas destacados
MEDIA DE ME GUSTA
Feeds
Pregunta
Vectorize product cell vectors
I need to efficiently compute the quantity where and , , are vectors and are sparse matrices. If the matrices were not sp...
casi 3 años hace | 1 respuesta | 0
1
respuestaWhy do I receive the error "Warning: the font "Times" is not available" when starting MATLAB on macOS 12?
I solved this problem recently just by installing the font. You can download the Times font from the Internet (you can google i...
casi 3 años hace | 12
Resuelto
Whole Number Concatenator
Write a function that concatenates whole numbers. For example: numcat(111,222) should return 111222 numcat(1,2,3,4,5) s...
casi 4 años hace
Resuelto
Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...
casi 4 años hace
Resuelto
Determine the length of a string of characters
Determine the length of a string of characters
casi 4 años hace
Resuelto
MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8
casi 4 años hace
Resuelto
The number of trailing zero digit of a factorial
For given positive integer n, take factorial of that number. How many trailing zeros does it have? Example: factorial(11) = 3...
casi 4 años hace
Resuelto
The last non-zero digit of a factorial
For given positive integer n, what is the last non-zero digit of n!? Example: factorial(11) = 39916800 Last non-zero d...
casi 4 años hace
Resuelto
Better Index Number
Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...
casi 4 años hace
Resuelto
Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...
casi 4 años hace
Resuelto
Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...
casi 4 años hace
Resuelto
Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...
casi 4 años hace
Resuelto
Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...
casi 4 años hace
Resuelto
Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...
casi 4 años hace
Resuelto
Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...
casi 4 años hace
Resuelto
Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...
casi 4 años hace
Resuelto
Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<https://i.imgur.com/jlZDHhq.png>> ...
casi 4 años hace
Resuelto
Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...
casi 4 años hace
Resuelto
Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...
casi 4 años hace
Resuelto
03 - Matrix Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3d.png>> A 3x4 NaN (Not a Number) matrix (Hint: use ...
casi 4 años hace
Resuelto
02 - Vector Variables 3
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2c.png>> (all the numbers from 5 to -5 in increments of ...
casi 4 años hace
Resuelto
05 - Vector Equations 3
Define the vector _dVec_: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 10) ...
casi 4 años hace
Resuelto
Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...
casi 4 años hace
Resuelto
Lunar Arithmetic (Addition)
<https://oeis.org/A087061 OEIS link for a description of lunar arithmetic> Simply take the larger digit. Example 1: ...
casi 4 años hace
Resuelto
Convert from Base 10 to base 5
Convert the input number from base 10 into base 5: for example: if a(in base 10)= 5 then a(in base 5)= 10
casi 4 años hace
Resuelto
Pattern Sum
Write a function which receives two single digit positive integers, (k and m) as parameters and calculates the total sum as: k...
casi 4 años hace
Resuelto
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
casi 4 años hace