# David Hill

Electrical Engineering with minors in Computer Science, Mathematics, and Creative Writing.

Working as Undergraduate Research Assistant in the field of Computational Photonics

**Statistics**

RANK**47**

of 244.334

REPUTATION**3.276**

CONTRIBUTIONS

**0** Questions

**1.366** Answers

ANSWER ACCEPTANCE **
0.00%
**

VOTES RECEIVED**361**

RANK**3.293** of 17.075

REPUTATION**417**

AVERAGE RATING**4.80**

CONTRIBUTIONS**18** Files

DOWNLOADS **157**

ALL TIME DOWNLOADS**2945**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Content Feed**

Solved

Find hen's weight.

If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

10 dagen ago

Solved

Opposite task convert binary numbers array into array of decimal numbers.

Opposite task convert binary numbers array into array of decimal numbers. Example x=[ 11001000 ; 11001001 ; 11001010 ...

10 dagen ago

Solved

Solve expression II

Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

10 dagen ago

Solved

Find product of eigenvalues of n*n magic matrix.

Find product of eigenvalues of n*n magic matrix. Example n=3 Matrix= [ 8 1 6; 3 5 7; 4 ...

10 dagen ago

Solved

Give prime Numbers upto n

You are given a input number x; print all the prime numbers less than equal to x.

12 dagen ago

Solved

Matrix rotation as per given angle

Given a user defined matrix and angle of rotation, rotate the elements of output matrix as clockwise or anti-clockwise. Angle wi...

12 dagen ago

Solved

Distance between two GPS Coordinates

A problem that arises when performing geographically weighted regression is determining the distance between GPS coordinates. GI...

12 dagen ago

Solved

Toolbox check part 3

In my ongoing quest to highlight obscure parts of MATLAB, the latest challenge is to take 2 string inputs, one a MATLAB toolbox ...

12 dagen ago

Solved

Output the sum of all the odd integers

Example: x = [ 1 2 3 4 5 6 7 8 9 ] y = 25

17 dagen ago

Solved

Count me in

Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

19 dagen ago

Solved

Modified Upper Matrix Mock

Given a vector v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 0 3 6 9 11; 0 0 6 9 11; 0 0 0 9 11; 0 0 0...

19 dagen ago

Solved

Create Truth Table of Size according to input

Create a Truth Table Example: n = 3 output = [0 0 0; 0 0 1; 0 1 0; 0 1 1; 1 0 0; 1 0 1; 1 1 0; 1 1 1]

19 dagen ago

Solved

Avengers Assemble!

Given matrix with so many zeroes, trim those zeroes and output a matrix joining all nnz elements Example: input = [0 0 0 0 0; 0...

19 dagen ago

Solved

Annoying population

Every year the number of annoying persons in the office triples Found the population, given a(0) and t

19 dagen ago

Solved

Get 1-4-3-4-4

Get the value of the indices in the title and assign it to an array

19 dagen ago

Solved

Integrate Me

Given polynomial, output the integral (with k = 1 for simplicity purposes) Example: input = [2 1] % 2x+1 output = [1 1 1]...

19 dagen ago

Solved

Convert decimal to binary and then generate the minimum binary it can with jumbling

input is 10 --> 1010 output should be 3 --> 0011 input 23 --> 10111 output should be 15 --> 01111

19 dagen ago

Solved

Convert integer to base26 using letters

Write a function that converts a decimal integer to base26 using the letters of the english alphabet, i.e. 0->'a', 1->'b', 2->'c...

20 dagen ago

Solved

Polynomial Evaluation

Create a routine that takes a list of coefficients of a polynomial in order of increasing powers of x; together with a value of ...

20 dagen ago

Solved

Linear system solve

Solve a linear set of equations as described in the following link: http://www.people.virginia.edu/~teh1m/cody/linsolv1.pdf

20 dagen ago

Solved

Uniform binary crossover

Given two binary vectors, return the two children by combining the genes of them using a binary crossover mask. More informat...

20 dagen ago

Solved

Given a number find two variables

If the input is *x*, find *a* and *b* from the following equation: *x = a*2^b*. Hint: *b* is an integer while *x* and *a* ar...

20 dagen ago

Solved

compare strings

Given 2 strings and 3 actions (Insert,delete,replace) on characters. Find the difference between two strings. Example: str...

20 dagen ago

Solved

arrangement of symbols

There are n different symbols in which m symbols are identical (m<n). How many different arrangement can we make with these symb...

20 dagen ago

Solved

Cubic Integer Constrained Solution

Find an integral non-trivial solution (x,y,z ~=0) (x=0 or y=0 or z=0 are trivial) for the cubic equation 987,654,321x + 123,45...

20 dagen ago

Solved

Function composition - harder

Write a function that accepts an arbitrary number of function handles f_1, f_2, ..., f_n and returns the composition h. That is,...

20 dagen ago

Solved

Function composition

Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...

20 dagen ago

Solved

Easy Sequences 31: N-N's Sequence

We define the N-N's Sequence, as the series of all positive integers in ascending order and with repetition, wherein any number ...

22 dagen ago