Community Profile # Gergely Patay

Last seen: 19 days ago Active since 2012

SW engineer, R&D physicist, LEGO enthusiast

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Weighted average
Compute the weighted average Y, of the vector A, given the weight vector W. The weighted average is the sum of the dot produc...

11 months ago

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Calculate the sum of two polynomials
Calculate the sum of two polynomials if they are written in notation with their coefficients. example: a=[3 4 5]; b=[...

11 months ago

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Concatenated roots
Which is the value of this infinte concatenated roots? <<https://s27.postimg.org/i4hkin7xf/Code_Cogs_Eqn.gif>> Note: If ...

11 months ago

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calculate PI without using pi function
There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

11 months ago

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Negative without '-'
Simple: return a negative number without using the '-' sign. Thanks to Problem <https://www.mathworks.com/matlabcentral/cody/...

11 months ago

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Create a function that subtracts a from b if a and b are integers and adds them if they are floats.

11 months ago

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Count the number of folds needed to pack a large sheet
In a certain paper factory, large sheets of paper are being made every day. Before sending the sheets for shipment, they have to...

12 months ago

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Calculate the sphericity of a Raschig ring
Sphericity is a measure of the roundness of any particle. It was defined by Wadell in 1935 as the ratio of the 'surface area of ...

12 months ago

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Convert a temperature reading from Celsius to an unknown scale
Two of the most famous temperature scales are the Celsius and the Fahrenheit scale. In reality, however, there are so many other...

12 months ago

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print 'Hello W0rld'

12 months ago

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Sum of big primes without primes
Inspired by Project Euler n°10 (I am quite obviously a fan). With problem n°250 by Doug, you can find some global methods to ...

12 months ago

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Infinite precision division
Develop a function that will divide a very very large integer numerator, supplied to function as a string (e.g., '12233344445555...

12 months ago

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Yoonir - 01
Find the area of a five-pointed star inscribed in a circle of radius r.

1 year ago

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Verify Law of Large Numbers
If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

1 year ago

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A "Complex" Converter: Rectangular Form <-> Polar Form
*BACKGROUND / MOTIVATION:* Complex numbers can be an important tool in an electrical engineer's toolbox because they can help...

1 year ago

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Rescale Scores
Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

1 year ago

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Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

1 year ago

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Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

1 year ago

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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...

1 year ago

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Cube root of max value in a vector
Find the cube root of the maximum value in a vector

2 years ago

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Sum Sum Sum!
Calculate the sum of the natural numbers from 1 to n

2 years ago

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easy problem
Find the last element of the array

2 years ago

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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

2 years ago

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Converts numbers into characters
Converts numbers into characters

2 years ago

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Matrix Ax=B problem
Take a incoming A and B vector, and solve for x

2 years ago

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Calculate the number of elements in a matrix.
Calculate the number of elements in a matrix.

2 years ago

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the average value of the elements
Calculate the average value of the elements in the array

2 years ago

Solved

Calculate the square root of a number
Input a Output b = srt(a)

2 years ago