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Abdolkarim Mohammadi-Balani


Last seen: 3일 전

79 2019 이후 총 참여 횟수

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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

22일 전

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

22일 전

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

22일 전

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Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

22일 전

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Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

22일 전

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Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

22일 전

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Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

22일 전

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Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

22일 전

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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) ...

24일 전

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Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

24일 전

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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

24일 전

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

24일 전

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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...

24일 전

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

24일 전

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

24일 전

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

24일 전

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

24일 전

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Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

24일 전

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

24일 전

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

24일 전

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Create a vector
Create a vector from 0 to n by intervals of 2.

24일 전

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

24일 전

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Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

24일 전

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Find max
Find the maximum value of a given vector or matrix.

24일 전

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

24일 전

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Inner product of two vectors
Find the inner product of two vectors.

24일 전

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

24일 전

답변 있음
I want to plot this function f = cos(0.5*t)*5*exp(t)/(t^2+1)
You should place a period befor operations to get element-wise operators. f = cos(0.5.*t) .* 5 .* exp(t) ./ (t.^2+1);

26일 전 | 0

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A question about checking the significant difference between data sets
There are a lot of differences between these tests. Choosing one of them depends on your dataset and research design. All of the...

약 1달 전 | 1

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Schedule Timeout Block workaround
AFAIK You cannot implement it by SImEvent's default blocks. What you need is a customized FIFO queue and is only possible using ...

약 1달 전 | 0

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