Matthew Bolyard

Last seen: Today | Con actividad desde 2025

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Gene Duplication with Sequencing Errors
You are investigating the genome of the bacterium Codex matlabius. A virus that infects C. matlabius is known to insert long, re...

alrededor de 9 horas hace

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Calculate Parallel Resistance
Three resistors connected in parallel have resistances R1, R 2, and R 3, respectively. Return the total resistance R total of ...

alrededor de 12 horas hace

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Resistance of a light bulb
The current through two identical light bulbs connected in series is C Amperes. The total voltage across both bulbs is V Volts....

alrededor de 12 horas 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 12 horas 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 12 horas hace

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Force and Motion 3
Two robots push on a large object in the same direction. One robot pushes with a force of F1 Newtons and the other with a force...

alrededor de 12 horas hace

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Force and Motion 2
Two robots are pulling on an object in opposite directions. One robot pulls with a force of F1 Newtons and the other with a forc...

alrededor de 12 horas hace

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Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

alrededor de 12 horas hace

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Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

alrededor de 12 horas hace

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Generalised Hamming Number
Inspired by Project Euler n°204 and Problem 1308 by James A generalised Hamming number of type n, has no prime factor larger ...

alrededor de 12 horas hace

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

alrededor de 12 horas hace

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Find vampire numbers
A vampire number is a number v that is the product of two numbers x and y such that the following conditions are satisfied: at ...

alrededor de 12 horas hace

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Proper Factors
Generate the proper factors of input integer x and return them in ascending order. For more information on proper factors, refer...

alrededor de 13 horas hace

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Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

alrededor de 13 horas hace

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Smith numbers
Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at http://en.wikipedia...

alrededor de 13 horas hace

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Column Removal (★★★)
(copy of prob 7) Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2...

alrededor de 13 horas hace

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Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...

alrededor de 13 horas hace

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remove every row&col for every nan
for a given matrix, remove the row and column of every nan. Example x=[1 2 NaN 4 5 6 7 8 ...

alrededor de 13 horas hace

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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

alrededor de 13 horas hace

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row removal
Consider a matrix and remove the first row of the matrix.

alrededor de 13 horas hace

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Find Rows with Specift Properities
Delete rows with specific properites as following: Find rows that have a negative value in any element of the row and delete it...

alrededor de 13 horas hace

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Remove a specific column with min value
Remove the column that contain the min value in the matrix? If you like the problem, please give it a like:)

alrededor de 14 horas hace

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Remove a specific column with max value
Remove the column that contain the max value in the matrix? If you like the problem, please give it a like:)

alrededor de 14 horas hace

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Remove a specific row with min value
Remove the row that contain the min value in the matrix? If you like the problem, please give it a like:)

alrededor de 14 horas hace

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Construct an index vector from two input vectors in vectorized fashion
Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...

alrededor de 14 horas hace

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Put two time series onto the same time basis
Use interpolation to align two time series onto the same time vector. This is a problem that comes up in <http://www.mathwork...

alrededor de 14 horas hace

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"Low : High - Low : High - Turn around " -- Create a subindices vector
Let two vectors *lo* and *hi* be given. The job is to create a index vector like so idx = [lo(1):hi(1) lo(2):hi(2) ...]...

alrededor de 14 horas hace

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Joining Ranges
You are given a n-by-2 matrix. Each row represents a numeric range, e.g. x = [0 5; 10 3; 20 15; 16 19; 25 25] contains...

alrededor de 14 horas hace

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Get the elements of diagonal and antidiagonal for any m-by-n matrix
In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...

alrededor de 15 horas hace

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Create logical matrix with a specific row and column sums
Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...

alrededor de 15 horas hace

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