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Armando Longobardi


Con actividad desde 2021

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Mechanical engineer

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Spoken Languages:
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Euclid primes
Historical context Euclid, the greek mathematician proved at his time that the prime numbers set is an infinite. By the way he ...

12 días hace

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Fermat primes
Historical context The french mathematician Pierre de Fermat found the formula to find some prime numbers. He thought / co...

12 días hace

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Ulam primes first formula
Historical context The polish-american mathematician Stanislaw Ulam found the formula to give the first 760 prime numbers ...

12 días hace

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Ulam primes second formula
Historical context The polish-american mathematician Stanislaw Ulam found the formula to give some prime numbers not given...

12 días hace

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Frequencies of prime gaps
Problem statement Given two positive integers n and , write a function which computes the frequency of the gap between two ...

12 días hace

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Basic Physics X
Calculate the Kinetic Energy (KE) by Weight (w), Distanec (d), and Time (t) without Mass (m) or Speed (v).

12 días hace

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Basic Physics IX
Calculate the Kinetic Energy (KE) by Weight (w) instead of Mass (m).

12 días hace

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Basic Physics VIII
Calculate the Mechanical Energy (ME) when the point is B.

12 días hace

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Basic Physics VII
Calculate the speed.

12 días hace

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Basic Physics VI
Fing the Kinetic Energy (KE) by Distance (d) and Time (t) instead of Speed (v).

12 días hace

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Basic Physics V
Calculate the Weight (w).

17 días hace

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Basic Physics IV
Calculate the Work.

17 días hace

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Basic Physics III
Calculate the Potential Energy (PE).

17 días hace

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Basic Physics II
Get the Kinetic Energy (KE).

17 días hace

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Basic Physics I
Calculate the energy by the famous formula of Albert Einstein.

17 días hace

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Problem Set 2
Make a calculator by the four main operators (op): + - * / And the two numbers (n1, n2). Don't forget to check to divisio...

17 días hace

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Problem Set 1
You will get the vector "v", you should put it's length in a variable called "lngth", then... If it's length from 1 to 5, sz = ...

17 días hace

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Switch-Case-Otherwise
You should make random numbers to 10, by 3 rows and 3 columns. Cases from 1 to 3, b = true. Otherwise, b = false.

17 días hace

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NOT
If a not equal to zero, b = true, else, b = false.

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OR
If a greater than zero or c less than 10, b = true, else, b = false.

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AND
If a greater than 0 and n less than 10, b = true, else, b = false. (Checking a should be in one line by AND special sign in MAT...

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Nested If(s)
If a greater than zero, then check, if a = greater that 1 and less than 10, then b = true, else, b = false.

17 días hace

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If-Elseif-Else
If a more than zero, b = true, if a = zero , b = zero, else, b = false.

17 días hace

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If-Else
If a more than zero, b = true, else, b = false.

17 días hace

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If
If a more than zero, then b = true.

17 días hace

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Geometric Compression Ratio
The geometric compression ratio CR is the ratio of the total cylinder volume at BDC to the clearance volume at TDC. It is one of...

26 días hace

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Swept Volume and Clearance Volume
The swept volume (V_s) is the volume displaced by the piston as it travels from BDC (Bottom Dead Centre) to TDC (Top Dead Centre...

26 días hace

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Specific Fuel Consumption
Brake-specific fuel consumption (BSFC) measures how efficiently an engine converts fuel mass into useful work. Lower is better...

26 días hace

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Piston Mean Speed
Mean piston speed is a critical mechanical stress indicator — it sets limits on valve timing, bearing loads, and material fatigu...

26 días hace

Resuelto


Engine Displacement
Engine displacement is the total swept volume of all cylinders. It is determined by bore (cylinder diameter), stroke (piston tra...

26 días hace

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