Risolto

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 ...

circa 2 anni fa

Risolto

Find the solution of algebraic equation

Find the solution of algebraic equation of the form an*x^n + a(n-1)*x^(n-1) + (an-2)*x^(n-2)+...... a2*x^2 + a1*x^1 + a0 = 0; ...

circa 2 anni fa

Risolto

Create array of all Distances between two Sets of Points : No Neural Network Toolbox

This Challenge is a subsection of <http://www.mathworks.com/matlabcentral/cody/problems/1110-usc-fall-2012-acm-martian-pranks Ma...

circa 2 anni fa

Risolto

Create array of all Distances between two Sets of Points

This Challenge is a subsection of Martian Pranks based on Tim's efficient Distance calculation between sets of points. Given Po...

circa 2 anni fa

Risolto

Hydrogens in a Saturated Hydrocarbon

Given (c) carbon atoms in a saturated hydrocarbon molecule (all single bonds), how many hydrogen atoms (h) are in the molecule?

circa 2 anni fa

Risposto

Sparse matrix calculate warning: Matrix is close to singular or badly scaled.

You don't have to correct any thing. The matrix is close to singular (the determinant close to zero) Matlab indicate that Re...

Sparse matrix calculate warning: Matrix is close to singular or badly scaled.

You don't have to correct any thing. The matrix is close to singular (the determinant close to zero) Matlab indicate that Re...

circa 2 anni fa | 0

Risposto

How I use quiver to plot 3+2i

Just use: quiver(3,2,1) for any complex number c, use: quiver(real(c),imag(c),1)

How I use quiver to plot 3+2i

Just use: quiver(3,2,1) for any complex number c, use: quiver(real(c),imag(c),1)

circa 2 anni fa | 1

| accettato

Risolto

Return the largest number that is adjacent to a zero

This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

circa 2 anni fa

Risolto

Convert Cylindrical Cooridinates into Spherical Coordinate

For Cylindrical coordinate point, rho, fie (degrees) and z. Convert these points in Spherical Cooridinate System and save result...

circa 2 anni fa

Risolto

Number of 1s in the Binary Representation of a Number

*Description* Return the number of 1s in the (unsigned integer) binary representation of a number. This function should be ab...

circa 2 anni fa

Risolto

Arrange vector in ascending order

Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

circa 2 anni fa

Risolto

Find the longest sequence of 1's in a binary sequence.

Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

circa 2 anni fa

Risposto

Split and count unique string in cell array

A loop solution: C=unique(A);nc=length(C); B=char(A);nb=length(B); D=zeros(nc,1); for i=1:nc for j=1:nb if str...

Split and count unique string in cell array

A loop solution: C=unique(A);nc=length(C); B=char(A);nb=length(B); D=zeros(nc,1); for i=1:nc for j=1:nb if str...

circa 2 anni fa | 0

Risolto

Number of vertices of a hypercube

Return the number of vertices of a n-dimensional hypercube.

circa 2 anni fa

Risposto

Check if a vector and matrix are orthogonal (MATLAB)

See this :Low-density_parity-check_code Orthogonality mean 'mod 2=0'

Check if a vector and matrix are orthogonal (MATLAB)

See this :Low-density_parity-check_code Orthogonality mean 'mod 2=0'

circa 2 anni fa | 0

Risposto

The meaning and function of codes on programming

size(permutataions,1) It just compute the number of ppossible permutations. randi([1 max_choice]) is a random choise the ge...

The meaning and function of codes on programming

size(permutataions,1) It just compute the number of ppossible permutations. randi([1 max_choice]) is a random choise the ge...

circa 2 anni fa | 1

| accettato

Risolto

Matlab Basics II - Free Fall

An object freely falling from rest under gravity covers a distance x given by: x = 1/2 gt^2 write a function that calculat...

circa 2 anni fa

Risolto

Remove the positive integers.

Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

circa 2 anni fa

Risolto

Project Euler: Problem 5, Smallest multiple

2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

circa 2 anni fa

Risolto

Deleting an element in a matrix

For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

circa 2 anni fa

Risolto

find the surface area of a cube

given cube side length x, find the surface area of the cube, set it equal to y

circa 2 anni fa

Risolto

Append two matrix as shown below example

Append two matrix as shown below example A=[1 2; 3 4] and B=[5 6;7 8] Answer must be 1 2 5 6 3...

circa 2 anni fa

Risolto

Square a Number

Given an input x, return y, which is equal to the square of x.

circa 2 anni fa

Risolto

Negation the hard way

Write a function that has the following property: f(f(x)) = -x for any numeric array x. Note that there is no restriction on ...

circa 2 anni fa