Are Mjaavatten

Last seen: 5 giorni fa | Attivo dal 2015

Followers: 0 Following: 0

Messaggio

Retired physicist with background in the petroleum and process industry. My main interests are mathematical modelling, numerical methods, and thermodynamics.

Statistica

All

Visualizza badge

Feeds

Risolto

Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

25 giorni fa

Risolto

Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

25 giorni fa

Inviato

Scatterpoints: Select and identify data in a scatter plot
Interactively select one or more points in a scatter plot and identify row numbers in arrays or tables

8 mesi fa | 5 download |

0.0 / 5

Risolto

Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...

9 mesi fa

Inviato

Thermodynamic models and tools. H2O, H2, CO2, air, and more
Tool for effective, high-precision thermodynamic calculations. Available species are H2, paraH2, orthoH2, N2, O2, Ar, H2O, and C...

quasi 2 anni fa | 13 download |

0.0 / 5

Risolto

Max index of 3D array
Given a three dimensional array M(m,n,p) write a code that finds the three coordinates x,y,z of the Maximum value. Example ...

circa 2 anni fa

Risolto

Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

oltre 2 anni fa

Risolto

Reference Index Number
Given a reference set R of elements (each unique but identical in type), and a list V of elements drawn from the set R, possibly...

oltre 2 anni fa

Risolto

Change the sign of even index entries of the reversed vector
change the signs of the even index entries of the reversed vector example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4] example2...

oltre 2 anni fa

Risolto

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2 3 3 3 4...

oltre 2 anni fa

Risolto

Set a diagonal
Given a matrix M, row vector v of appropriate length, and diagonal index d (where 0 indicates the main diagonal and off-diagonal...

oltre 2 anni fa

Risolto

Create a vector whose elements depend on the previous element
The idea is to create a vector A whose elements depend on the previous element : *A(i+1) = 2*A(i)+1* *2 Inputs*: - A : The...

oltre 2 anni fa

Risolto

Finding peaks
Find the peak values in the signal. The peak value is defined as the local maxima. For example, x= [1 12 3 2 7 0 3 1 19 7]; ...

oltre 2 anni fa

Risolto

Implement a bubble sort technique and output the number of swaps required
A bubble sort technique compares adjacent items and swaps them if they are in the wrong order. This is done recursively until al...

oltre 2 anni fa

Risolto

Decimation - Optimized for speed
This problem is similar to http://www.mathworks.com/matlabcentral/cody/problems/1092-decimation, only this time the score will b...

oltre 2 anni fa

Risolto

Create an n-by-n null matrix and fill with ones certain positions
The positions will be indicated by a z-by-2 matrix. Each row in this z-by-2 matrix will have the row and column in which a 1 has...

oltre 2 anni fa

Risolto

Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

oltre 2 anni fa

Risolto

Unique values without using UNIQUE function
You must return unique values in a vector in *stable* mode without using the unique function. About stable order flag: ...

oltre 2 anni fa

Risolto

Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

oltre 2 anni fa

Risolto

Create an index-powered vector
Given a input vector x, return y as index-powered vector as shown below. Example x = [2 3 6 9] then y should be [...

oltre 2 anni fa

Risolto

Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

oltre 2 anni fa

Risolto

Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
For a row vector: V=[7 1 2 -3] there is one sign change (from 2 to -3). So, the function you write must return N=1. F...

oltre 2 anni fa

Risolto

Oh Zero Zero Zero!!!
Hello all, So you have to find the largest section of zeros in a vector and then find the length of those zeros and there start...

oltre 2 anni fa

Risolto

Spot the rectangle
This problem is related to the 17x17 challenge. Given a matrix filled with ones and zeros, determine whether or not any rectangl...

oltre 2 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. <<https://i.imgu...

oltre 2 anni fa

Risolto

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...

oltre 2 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. <<https://imgur...

oltre 2 anni fa

Risolto

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

oltre 2 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...

oltre 2 anni fa

Risolto

Finding valleys
You have a vector of altitudes (units are arbitrary) and need to find the depths of all the valleys. You also need to determine ...

oltre 2 anni fa

Carica altro