Answered

Using loops to populate a vector

If you really need to use a for loop, this is how you could do it. for i=1:size(A,1) B(i,1)=A(i,1); end However, ...

Using loops to populate a vector

If you really need to use a for loop, this is how you could do it. for i=1:size(A,1) B(i,1)=A(i,1); end However, ...

5 years ago | 0

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Answered

i want to create a array structure using one,zero,eye

D=[3*eye(3),[2*ones(2);zeros(1,2)]] You can do it in one line as seen here.

i want to create a array structure using one,zero,eye

D=[3*eye(3),[2*ones(2);zeros(1,2)]] You can do it in one line as seen here.

5 years ago | 1

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Answered

negative angle between vectors / planes

In order to determine if the angle between two vectors is positive or not, there would have to be a reference normal plane vecto...

negative angle between vectors / planes

In order to determine if the angle between two vectors is positive or not, there would have to be a reference normal plane vecto...

5 years ago | 0

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Answered

is this toolbox really available in MATLAB?

If you are talking about the SDF toolbox in your picture, this is not a toolbox offered by MathWorks as verified on their Produc...

is this toolbox really available in MATLAB?

If you are talking about the SDF toolbox in your picture, this is not a toolbox offered by MathWorks as verified on their Produc...

5 years ago | 0

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Solved

Distance a ball travels after throwing vertically

Calculate the total distance *'d'* (in meters) a ball would travel after *'s'* seconds and starting velocity of *'v'* (in m/s). ...

5 years ago

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Matrix of almost all zeros, except for main diagonal

Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

5 years ago

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Polynomial Evaluation

Create a routine that takes a list of coefficients of a polynomial in order of increasing powers of x; together with a value of ...

5 years ago

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Replace secondary diagonal elements of a square array

Replace all the secondary diagonal elements of the square array A with the number n Example: A = [1 2 3 4 5 6 ...

5 years ago

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Find the Area of a Polygon

Consider 2-D geometry and assume that the points are given in form of rows of a matrix. Find the area of polygon enclosed by the...

5 years ago

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multiple of nine?

Given a positive number n, return true if n is a multiple of 9 and false if not. Do not make the division and do not use functio...

5 years ago

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prime to each other

Given two integers n1, n2 greater than 1, find out if they have common divisors or are prime to each other. Return "true" if the...

5 years ago

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What's the missing interior angle?

I'm talking about polygons... The sum of the interior angles of a triangle is 180 degrees. The sum of the interior angles of a...

5 years ago

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Can you reshape the matrix?

Given a matrix A, is it possible to reshape it into another matrix with the given number of rows?

5 years ago

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For a given linear index as input for n sized square matrix, find corresponding row and column.

If input is 1, the row and column will be 1 and 1 respectively.

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Back to Basics - Find no. of elements in a matrix?

Let A be a m*n matrix. Find the total no. of elements in A ? (Hint - formula based) A = [1 2 3;4 5 6]; output = 6

5 years ago

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MATLAB Basic: rounding

Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

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MATLAB Basic: rounding II

Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

5 years ago

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MATLAB Basic: rounding III

Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

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MATLAB Basic: rounding IV

Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

5 years ago

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Vector creation

Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

5 years ago

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Test Problem; Create a 5x5 array containing all ones

This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

5 years ago

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the number of inputs

Find the number of the inputs of the function. example y = theinputnumber(x,k); function called theinputnumber has 2 in...

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Sum the squares of numbers from 1 to n

For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

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Generate the sum of Squares of the given number

|P(n) = 1^2 + 2^2 + ... + n^2| |P(1) = 1| |P(2) = 1 + 4 = 5;| |P(3) = 5 + 9 = 14;| |P(4) = 14 + 16 = 30;|

5 years ago

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Convert yards to feet

The goal of this script is to convert a value given in yards to feet.

5 years ago

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Is this triangle right-angled?

Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

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Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

5 years ago

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Create a Matrix of Zeros

Given an input x, create a square matrix y of zeros with x rows and x columns.

5 years ago