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Ethan Duckworth


Last seen: Today |  Aktiv seit 2021

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Frage


Order terms in symbolic poly converted to string
Is there a way to control the order of the terms in a symbolic polynomial that has been converted to string? E.g. the following...

4 Monate vor | 2 Antworten | 1

2

Antworten

Gelöst


Right Triangle Side Lengths (Inspired by Project Euler Problem 39)
If p is the perimeter of a right angle triangle with integral length sides, { a, b, c }, there are exactly three solutions for p...

9 Monate vor

Gelöst


Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.

9 Monate vor

Gelöst


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...

9 Monate vor

Gelöst


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>> ...

9 Monate vor

Gelöst


Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vertices of ...

9 Monate vor

Gelöst


Where the Four Corners Am I?
The "Four Corners" region of the US is where Colorado, Utah, Arizona, and New Mexico all meet - the only place where four states...

9 Monate vor

Gelöst


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

9 Monate vor

Gelöst


Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

9 Monate vor

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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

9 Monate vor

Gelöst


Add two numbers
Given a and b, return the sum a+b in c.

9 Monate vor

Gelöst


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

9 Monate vor

Gelöst


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

9 Monate vor

Gelöst


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

9 Monate vor

Gelöst


Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.
if a given matrix a = [1 2 3;4 5 6]; so answer is going to be [1 3;4 6]

9 Monate vor

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Calculating Student Grades
The matrix grades contains raw grades for 7 students who took your course. Each row represents a different student. The first 7 ...

9 Monate vor

Gelöst


Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...

9 Monate vor

Gelöst


Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

9 Monate vor

Gelöst


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

9 Monate vor

Gelöst


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

9 Monate vor

Gelöst


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

9 Monate vor

Gelöst


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

9 Monate vor

Gelöst


Euclidean inter-point distance matrix
The Euclidean distance between two points in a p-dimensional space is a really common thing to compute in the field of computati...

9 Monate vor

Beantwortet
How can you use symbolic functions as inputs and outputs of regular matlab functions
If I understand what you want to do, I think it can be done by querying the input to get the variable, then using whatever syms ...

mehr als 2 Jahre vor | 0

Frage


How can I speed up gfmul for large fields?
I would like to do some arithmetic, like find inverses and do multiplication in the Galois field GF(29^4). The commands gfmul w...

mehr als 2 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
Is there a way to 'fold up' sections of code - like when you close up a for loop
FYI code folding does not work for Live Scripts https://www.mathworks.com/help/matlab/matlab_prog/improve-code-readability.html...

mehr als 3 Jahre vor | 3