Johann
Liebherr-Mining Equipement Colmar SAS
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MEDIA DE ME GUSTA
Solve a community group
Awarded to Johann on 13 Oct 2020
Solve a problem for the first time
Awarded to Johann on 12 Oct 2020
Feeds
Resuelto
Generate Square Wave
Generate a square wave of desired length, number of complete cycles and duty cycle. Here, duty cycle is defined as the fraction ...
alrededor de 1 año hace
Resuelto
Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?
alrededor de 1 año hace
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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?
alrededor de 1 año hace
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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?
alrededor de 1 año hace
Resuelto
Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?
alrededor de 1 año hace
Resuelto
Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?
alrededor de 1 año hace
Resuelto
Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
alrededor de 1 año hace
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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?
alrededor de 1 año hace
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Determine if x is a combination of m and n
Given positive integers x, m, and n, determine if x can be written as x = am + bn for any (non-negative) integers a and b. Your ...
alrededor de 1 año hace
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Dog Statistics
The vectors ht and wt contains the heights and weights of 20 golden retrievers. In some cases, it was not possible to make both ...
alrededor de 1 año hace
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Calculating Student Grades
The matrix grades contains raw grades for 7 students who took your course. Each row represents a different student. The first 7 ...
alrededor de 1 año hace
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Create an arrow matrix
An arrow matrix is a square matrix that contains ones on the diagonal, the last column, and last row. ...
alrededor de 1 año hace
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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...
alrededor de 1 año hace
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Simpson's Paradox - Calculate correlation coefficients for groups of data
Simpson's Paradox is a statistical phenomenon where groups of data can have a characteristic while the whole data set together h...
alrededor de 1 año hace
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Calculate Engine Power
Calculate Engine Power (P) in kW given the values of Torque(M) in Nm and Engine Speed(n) in rpm
alrededor de 1 año hace
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Electrical Diode Current Calculation
In engineering, there is not always a single equation that describes a phenomenon accurately enough to be applied in all instanc...
alrededor de 1 año hace
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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...
alrededor de 1 año hace
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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
alrededor de 1 año hace
Resuelto
Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)
alrededor de 1 año hace
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Find the minimum of the column-maximums of a matrix
Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...
alrededor de 1 año hace
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Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...
alrededor de 1 año hace
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Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...
alrededor de 1 año hace
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Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...
alrededor de 1 año hace
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Molar Air Density from Temperature and Pressure
The molar density of air can be found from the Temperature and Pressure using the ideal gas law. where the Molar density STP ...
alrededor de 1 año hace
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Air Mass to Star for an Observer at Mean Sea Level
Air mass is a measure of how much atmosphere light from a source above the atmosphere (eg sun, planet, star) has to travel throu...
alrededor de 1 año hace
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Predict Cricket Stridulation Rate from Air Temperature
Stridulation is the process that creates a cricket's “chirp” by rubbing their wings or legs. According to the Old Farmer's Alma...
alrededor de 1 año hace
Resuelto
Find Air Temperature from Cricket Stridulation Rate
Stridulation is the process that creates a cricket's “chirp” by rubbing their wings or legs. According to the Old Farmer's Alma...
alrededor de 1 año hace
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