Community Profile

photo

Christian Schröder


Last seen: 12일 전
251 2019 이후 총 참여 횟수

Christian Schröder's 배지

  • Thankful Level 1
  • Speed Demon
  • Creator
  • Community Group Solver
  • Matrix Manipulation II Master
  • Cody5 Easy Master
  • CUP Challenge Master
  • Commenter
  • Promoter
  • Introduction to MATLAB Master
  • Solver

세부 정보 보기...

참여 게시물
보기 기준

해결됨


Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

5달 전

질문


Best way to calculate the determinants of a series of matrices?
I've got a series of time-dependent matrices which I'd like to calculate the determinants of. These matrices are stored as a t...

5달 전 | 답변 수: 4 | 0

4

답변

해결됨


Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

7달 전

해결됨


Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

7달 전

해결됨


Getting the indices from a matrice
Getting the indices from a matrice. Inspired by Problem 645. Getting the indices from a vector by the great Doug Hull. Given a...

7달 전

해결됨


Get the elements of diagonal and antidiagonal for any m-by-n matrix
In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...

7달 전

해결됨


Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

7달 전

해결됨


Return a list sorted by number of consecutive occurrences
Inspired by Problem 38 by Cody Team. Given a vector x, return a vector y of the values in x sorted by the number of CONSECUTIVE...

7달 전

해결됨


Create logical matrix with a specific row and column sums
Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...

7달 전

해결됨


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...

7달 전

해결됨


intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...

7달 전

해결됨


We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...

7달 전

해결됨


Piecewise linear interpolation
Given an Mx2 vector and a row of M-1 integers, output a two column vector that linearly interpolates Y times between each succes...

7달 전

해결됨


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

7달 전

해결됨


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 ...

7달 전

해결됨


Create a vector
Create a vector from 0 to n by intervals of 2.

7달 전

해결됨


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

7달 전

해결됨


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

7달 전

해결됨


Find max
Find the maximum value of a given vector or matrix.

7달 전

해결됨


Get the length of a given vector
Given a vector x, the output y should equal the length of x.

7달 전

해결됨


Inner product of two vectors
Find the inner product of two vectors.

7달 전

해결됨


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

7달 전

해결됨


Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

7달 전

해결됨


Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...

7달 전

해결됨


Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and ...

7달 전

해결됨


Height of a right-angled triangle
Given numbers a, b and c, find the height of the right angled triangle with sides a and b and hypotenuse c, for the base c. If a...

7달 전

해결됨


Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x...

7달 전

해결됨


Calculate the centroid of a triangle
Info: https://en.wikipedia.org/wiki/Centroid Example Input: x = [0 0 1]; % x-coordinate y = [0 1 0]; % y-coordinat...

7달 전

해결됨


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.

7달 전

해결됨


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 vert...

7달 전

Load more