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Andrew Newell


Last seen: 14 giorni ago
1.623 total contributions since 2011

A geophysicist who uses MATLAB for most of his modeling.
Professional Interests: geophysics

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Submitted


BertiniLab
Toolbox for solving polynomial systems

3 mesi ago | 8 downloads |

Solved


Track Logic
A sensor produces either a hit (1) or a miss (0) for a given target once per scan. The sensor is also equiped with a tracker whi...

6 mesi ago

Solved


Hamiltonian Cycle
This is related to the Travelling Salesman Problem <http://www.mathworks.com/matlabcentral/cody/problems/1339 1339> created by...

6 mesi ago

Solved


Higher! Lower!
My kids have started to play the "I'm thinking of a number between X and Y" game in the car on trips to and from their swim less...

6 mesi ago

Solved


Knights and Knaves (part 3)
_This is a Matlab adaptation of the_ <http://en.wikipedia.org/wiki/Knights_and_Knaves Knights and Knaves> _logical puzzles_. ...

6 mesi ago

Solved


Knights and Knaves (part 2)
_This is a Matlab adaptation of the_ <http://en.wikipedia.org/wiki/Knights_and_Knaves Knights and Knaves> _logical puzzles_. ...

6 mesi ago

Solved


Knights and Knaves (part 1)
This is a Matlab adaptation of the <http://en.wikipedia.org/wiki/Knights_and_Knaves Knights and Knaves> logical puzzles. You ...

6 mesi ago

Answered
MatCont for Homotopy Method
The primary purpose of MatCont (which is a GUI front end for Cl_MatCont) is to analyze solution curves of the form . These may b...

6 mesi ago | 0

Solved


Identify Reachable Points
Given a vector of 2-D Points and a vector of 2-D Deltas create an array of all Locations that can be reached from the points usi...

circa un anno ago

Solved


Make a vector of prime numbers
Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

circa un anno ago

Solved


Find the next prime number
Find the next prime number or numbers for given n. For example: n = 1; out = 2; or n = [5 7]; out = [7 11]; ...

circa un anno ago

Solved


Largest Twin Primes
<http://en.wikipedia.org/wiki/Twin_prime Twin primes> are primes p1, p2 = p1 + 2 such that both p1 and p2 are prime numbers. Giv...

circa un anno ago

Solved


Circular Primes (based on Project Euler, problem 35)
The number, 197, is called a circular prime because all rotations of the digits: 197, 971, and 719, are themselves prime. The...

circa un anno ago

Solved


Find nearest prime number less than input number
Find nearest prime number less than input number. For example: if the input number is 125, then the nearest prime number whi...

circa un anno ago

Solved


Volume Pillar
Calculate the volume of a pillar with radius l and heigth ar.

circa un anno ago

Solved


Convert radians to degrees
Given input in radians, output to degrees

circa un anno ago

Solved


Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

circa un anno ago

Solved


Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.

circa un anno ago

Solved


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 numbe...

circa un anno ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

circa un anno ago

Solved


Pi Estimate 1
Estimate Pi as described in the following link: <http://www.people.virginia.edu/~teh1m/cody/Pi_estimation1.pdf>

circa un anno ago

Solved


Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

circa un anno ago

Solved


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

circa un anno ago

Solved


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

circa un anno ago

Solved


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

circa un anno ago

Solved


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

circa un anno ago

Solved


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

circa un anno ago

Solved


MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

circa un anno ago

Solved


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

circa un anno ago

Solved


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

circa un anno ago

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