41 total contributions since 2018

- CAE Engineer / Powtertrain Analysis.

- Porcess & in-house built numerical tools developer for consumption and emissions optimization of powertrain.

- I hold a master's degree in Electrical Engineering.

Answered

Deselect Cells on Excel Sheet

Hello Katerina, Try to select one cell then Excel will unselect all other cells, for instance select the very first cell of y...

Deselect Cells on Excel Sheet

Hello Katerina, Try to select one cell then Excel will unselect all other cells, for instance select the very first cell of y...

1 year ago | 0

Answered

sampling rate in sawtooth

Hello Ahmad, You might want to try with this function : <https://fr.mathworks.com/help/signal/ref/resample.html resample>. ...

sampling rate in sawtooth

Hello Ahmad, You might want to try with this function : <https://fr.mathworks.com/help/signal/ref/resample.html resample>. ...

1 year ago | 0

Answered

i have a flow equation. how to create simulink model of this equation

Hello Bhargavkrishna Kondreddy, I think it is not complicated to design a Simulink model if you already have the equation. Th...

i have a flow equation. how to create simulink model of this equation

Hello Bhargavkrishna Kondreddy, I think it is not complicated to design a Simulink model if you already have the equation. Th...

1 year ago | 0

| accepted

Solved

Distance walked 1D

Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

1 year ago

Solved

Simple equation: Annual salary

Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

1 year ago

Solved

Weighted average

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

1 year ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

1 year ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

1 year ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

1 year ago

Solved

Back and Forth Rows

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

1 year ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

1 year ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

1 year ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

1 year ago

Solved

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...

1 year ago

Solved

Swap the first and last columns

Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

1 year ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

1 year ago

Solved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

1 year ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

1 year ago

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

1 year ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

1 year ago

Answered

Deleting pictures from Excel: Shapes.Item.Delete doesn't work

Hi AR, Check this <https://fr.mathworks.com/matlabcentral/answers/87331-how-to-delete-figure-in-an-excel-file#answer_97581 an...

Deleting pictures from Excel: Shapes.Item.Delete doesn't work

Hi AR, Check this <https://fr.mathworks.com/matlabcentral/answers/87331-how-to-delete-figure-in-an-excel-file#answer_97581 an...

1 year ago | 0

Solved

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...

1 year ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

1 year ago

Solved

Triangle sequence

A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

1 year ago

Solved

Find a Pythagorean triple

Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

1 year ago

Solved

Side of a rhombus

If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

1 year ago

Solved

Dimensions of a rectangle

The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

1 year ago