Solved

Solve an ODE: Ekman spiral on a solid surface
Problem Write a function to solve for and as a function of in this system of ordinary differential equations: where , ...

1 month ago

Solved

Find the minimum element coprime to the rest in a set of 10 consecutive integers
In this video, Dr Barker argued that a set of 10 consecutive integers must have at least one integer coprime to the rest. For ex...

1 month ago

Solved

Write a code to implement the improved Euler's method to integrate a simple function
Euler's method approximates the solution to a differential equation as where . It's possible to improve on Euler's method by ...

1 month ago

Solved

Write a code to implement Euler's method to integrate a simple function
Euler's method approximates the solution to a differential equation as where . The challenge is to write a code that can take...

1 month ago

Solved

Creating a matrix by taking shifted copies of a given vector v as columns
This problem is the same as the problem 761 except that here we are testing it for any given vector ; a row or column vector. Th...

1 month ago

Solved

Update course numbers and abbreviations
Suppose that the educational institution where you teach purchases new software to handle many essential functions, including co...

1 month ago

Solved

Orthogonalize 3 column vectors using the Gram-Schmidt process
Use the Gram-Schmidt process to orthogonalize three linearly independent column vectors. Return three output column vectors that...

1 month ago

Solved

Orthogonalize a 2x2 matrix using the Gram-Schmidt process
Use the Gram-Schmidt process to orthogonalize two linearly independent column vectors. Return two output column vectors that are...

1 month ago

Solved

Beam me up, Scotty!
It's the mid 22nd century. You, Montgomery Scott, are appointed the chief engineer of the Starship Enterprise. The Starship is...

1 month ago

Solved

List ways to make a sum in Killer Sudoku
In Sudoku, the subject of several Cody problems, one tries to arrange the digits 1 through 9 in a 9x9 grid of 81 cells (or a 3x3...

1 month ago

Solved

Summation of Non Zeros Numbers in String Variable
Find the Summation of Non Zeros Numbers in String Variable The input : x = '100205' The Output : y = 8

1 month ago

Solved

Range of Values in a Matrix
Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. Th...

1 month ago

Solved

Getting values from a vector
This exercise is for finding the values that meet your criteria. a = [-5 28 7 83 73]; b = 23 ; c = (a > b) Then : c = ...

1 month ago

Solved

Compute the polylogarithm for real arguments
The polylogarithm appears in quantum statistics and quantum electrodynamics, and for special cases of and , it connects to the...

1 month ago

Solved

ICFP 2023 Orchestra: Score Optimization of Puzzle-17 Second point
The ICFP 2023 Competition in July was to place musicians on a stage to maximize the attendees net Joy. The ICFP 2023 Orchestra ...

1 month ago

Solved

Integrate a Power-Tower of a Function
Write a function to compute this integral: Where the function, F(x), will be provided as an Anonymous function of x, and th...

1 month ago

Solved

Create rectangular function.
Rectangular function - Wikipedia

1 month ago

Solved

Count paths between corners of a grid that remain on or below the diagonal
Consider motion from the lower left corner of a square grid to the upper right corner. The motion is constrained in two ways: (1...

1 month ago

Solved

Count the ones in a divisibility matrix
Cody Problem 59506 asked solvers to compute the determinant of matrix consisting of ones in the first column and anywhere the ro...

1 month ago

Solved

Compute the determinant of a divisibility matrix
Consider a matrix consisting of ones in the first column and anywhere the row index divides the column index. The 4x4 matrix is ...

1 month ago

Solved

Compute the sum of distances from a point to the sides of an equilateral triangle
Write a function to compute the sum of the (shortest) distances from a point inside an equilateral triangle to the sides of the ...

1 month ago

Solved

Quasi-Carmichael Numbers
Determine if the provided inputs are Quasi-Carmichael numbers and output a logical matrix of the same size as the input.

1 month ago

Solved

Minimum, Maximum, and Number of Primitive Roots Modulo (m)
This is a continuation of problem 59212, find the number of primitive roots modulo (m) and output the minimum and maximum of tho...

1 month ago

Solved

Carmichael Function
Compute the carmichael function for the input.

1 month ago

Solved

Determine pressure altitude using field elevation and altimeter setting
Given an airfield's elevation in feet (ft) and the current altimeter setting in inches of mercury (inHg), calculate the pressure...

1 month ago

Solved

Determine ground distance from an aircraft to a DME station
In aviation, distance measuring equipment (DME) uses radio signals to determine slant distance from an aircraft to a ground stat...

1 month ago

Solved

Basic Matlab Operation Bonanza
Given a horizontal array of numbers, perform the following operations, in order: transpose, flip matrix horizontally, flip matri...

1 month ago

Solved

Compute the total length of lines between all vertices of a regular polygon
Write a function to compute the total length of between all vertices of a regular polygon inscribed in a unit circle. For exampl...

1 month ago

Solved

nxn matrix with elements from 1:n^2
input n defines the dimension of a square matrix to be filled from 1 to n^2 with 1 in upper left corner and n^2 in bottom right...

1 month ago

Solved

Construct numbers from antidiagonals of stacks of binary numbers
A sequence is constructed in the following way: Express the numbers 1, 2, 3, 4, 5,… in binary and stack them, right-justified. T...

1 month ago