Maria K
Followers: 0 Following: 0
Statistiche
RANK
17.723
of 289.973
REPUTAZIONE
2
CONTRIBUTI
13 Domande
2 Risposte
ACCETTAZIONE DELLE RISPOSTE
61.54%
VOTI RICEVUTI
2
CONTRIBUTI
0 Post
CONTRIBUTI
0 Pubblico Canali
VALUTAZIONE MEDIA
CONTRIBUTI
0 Punti principali
NUMERO MEDIO DI LIKE
Feeds
Risolto
The Goldbach Conjecture, Part 2
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
quasi 4 anni fa
Domanda
delete zeros from matrix
How do I delete all the columns that have zeros with a for loop? I tried reducing the number of columns by one in every iteratio...
quasi 4 anni fa | 2 risposte | 0
2
risposteRisolto
Duplicates
Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...
quasi 4 anni fa
Risolto
Counting Sequence
Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...
quasi 4 anni fa
Risolto
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
quasi 4 anni fa
Risolto
Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...
quasi 4 anni fa
Risolto
The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
quasi 4 anni fa
Risolto
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
quasi 4 anni fa
Risolto
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...
quasi 4 anni fa
Risolto
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. <<http://upload...
quasi 4 anni fa
Risolto
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...
quasi 4 anni fa
Risolto
Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....
quasi 4 anni fa
Risolto
Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...
quasi 4 anni fa
Risolto
Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...
quasi 4 anni fa
Risolto
Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...
quasi 4 anni fa
Risolto
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...
quasi 4 anni fa
Risolto
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...
quasi 4 anni fa
Domanda
Fibonacci even numbers. Code doesn't work for large numbers
I have writen a code to calculate for every d numbers all the fibonacci numbers that are even, but it doesn't seem to work for l...
quasi 4 anni fa | 1 risposta | 0
1
rispostaRisolto
Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F(n) = F(n-1) + F(n-2) * where F(1) = 1 and F(1)...
quasi 4 anni fa
Domanda
add titles above distinct parts of graph
Hello! Does anyone know how to add titles above two parts of a graph and maybe also include hooks like the ones shown in the...
quasi 6 anni fa | 1 risposta | 0
1
rispostaDomanda
bootstrap p-value
Hello! Does anyone know how to get a p-value using bootstrap? I have created a sample of 20 bootstrapped data and calculated...
quasi 6 anni fa | 2 risposte | 2
2
risposteDomanda
test if gamma distribution is appropriate for my data
Hello! I have some data that i want to fit to a gamma distribution and get the goodness of fit. I used the following commands:...
circa 6 anni fa | 1 risposta | 0
1
rispostaDomanda
fit gamma distribution in barchart
Hello, is anyone acquinted with fitting gamma distributions in binocular rivalry data? If you have some matlab code in mind that...
circa 6 anni fa | 0 risposte | 0
0
risposteRisolto
Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...
circa 6 anni fa
Domanda
replace cell array row with another cell array
Hello!! I have this cell array: trials = {'orientations', '-18', '-36', '-54', '-72', '-90', '-108' '-126' '-144' '-1...
circa 6 anni fa | 1 risposta | 0
1
rispostaRisolto
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
oltre 6 anni fa
Risolto
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.
oltre 6 anni fa
Risolto
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
oltre 6 anni fa
Risolto
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
oltre 6 anni fa
Risolto
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
oltre 6 anni fa