li jian

hohai university

Last seen: bijna 2 jaar ago | Active since 2012

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Solved

Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

ongeveer 3 jaar ago

Solved

Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

ongeveer 3 jaar ago

Solved

Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands. Let y be output and x be input

ongeveer 3 jaar ago

Question

how can i save every generation's best position using ga
i'm using the ga function in matlab, i want to save every generation's best position how can i do that.becanse i cannot find ...

ongeveer 6 jaar ago | 1 answer | 0

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Solved

Write an expression
Assigns finalResult with firstSample plus secondSample, squared, then divided by 3. Ex: If firstSample is 18 and secondSample is...

meer dan 9 jaar ago

Solved

Circle area using pi
Write a statement that assigns circleArea with the circle's area given circleRadius. Use the built-in mathematical constant pi. ...

meer dan 9 jaar ago

Solved

Compute Fibonacci Number
Compute the _n_-th Fibonacci Number f(0) = 0, f(1) = 1, f(2) = 1, f(3) = 2, ... f(42) = 267914296

bijna 10 jaar ago

Solved

Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

bijna 10 jaar ago

Solved

Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...

ongeveer 10 jaar ago

Solved

Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

ongeveer 10 jaar ago

Solved

02 - Vector Variables 5
_eVec_ = _Hello_ ( _eVec_ is a string, which is a vector of characters )

meer dan 10 jaar ago

Solved

02 - Vector Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2d.png>> (Logarithmically spaced numbers between 1 and 1...

meer dan 10 jaar ago

Solved

Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

meer dan 10 jaar ago

Solved

01 - Scalar variables
Create the following variables: <<http://samle.dk/STTBDP/Assignment1_1.png>>

meer dan 10 jaar ago

Solved

03 - Matrix Variables 1
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3a.png>> A 9x9 matrix full of 2's (Hint: use *ones* o...

meer dan 10 jaar ago

Solved

02 - Vector Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2b.png>>

meer dan 10 jaar ago

Solved

Add two numbers
Add two numbers (For beginners)

meer dan 10 jaar ago

Solved

Will there be a new leader?
Simply answer the title.

meer dan 10 jaar ago

Solved

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...

meer dan 10 jaar ago

Solved

Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

meer dan 10 jaar ago

Solved

Equal to their cube
Tell me three real numbers that are equal to their cubes?

meer dan 10 jaar ago

Solved

Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

meer dan 10 jaar ago

Solved

Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

meer dan 10 jaar ago

Solved

Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...

meer dan 10 jaar ago

Solved

Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

meer dan 10 jaar ago

Solved

vectorization in N
For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

meer dan 10 jaar ago

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

meer dan 10 jaar ago

Solved

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...

meer dan 10 jaar ago

Solved

only input
Return the output without writing any code into the function.

meer dan 10 jaar ago

Solved

Given a 4x4 matrix, swap the two middle columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

meer dan 10 jaar ago