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Regular polygon bounded by and bounding a circle

As the number of sides (or vertices) of a regular polygon goes to infinity, its perimeter and area go to the perimeter and area ...

7 mesi ago

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Euclidean distance from a point to a polynomial

A not uncommon problem in the area of computational geometry is to find the closest point to a straight line from a given point,...

7 mesi ago

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Under the sea: Snell's law & total internal reflection

<https://en.wikipedia.org/wiki/Snell's_law> When a light travels from one medium to another medium, depending on the refracti...

7 mesi 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...

7 mesi ago

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Radiation Heat Transfer — View Factors (4)

View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

7 mesi ago

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Convex Hull Capture

Imagine four points in uv that form a square. uv = [ ... 0,0; 0,2; 2,2; 2,0]; Now we have two more po...

8 mesi ago

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Find the sines of an isosceles triangle when given its area and height

Find the sines of an isosceles triangle when given its area and height. For example, when A=60 and h=5, the result is [0.3752...

8 mesi ago

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solid of revolution

Given an real polynomial P and two real numbers a,b with 0<=a<=b. Calculate the volume of the solid of revolution made by rota...

8 mesi ago

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Minimal cost

A power house, P, is on one bank of a straight river W meters wide, and a factory, F, is on the opposite bank L meters downstr...

8 mesi ago

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Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed

Find the remaining side of a triangle given the hypotenuse and a side. However, the normal functions and symbols are not allowe...

8 mesi ago

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Hexagonal numbers on a spiral matrix

Put hexagonal numbers in a ( m x m ) spiral matrix and return the sum of its diagonal elements. Formula of hexagonal numbers ...

8 mesi ago

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It dseon't mettar waht oedrr the lrettes in a wrod are.

An internet meme from 2003 (read more here) asserted that readers are relatively insensitive to letter order in words, so long a...

8 mesi ago

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ベクトル [1 2 3 4 5 6 7 8 9 10] の作成

MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

8 mesi ago

Solved

Mandelbrot Numbers

The <http://en.wikipedia.org/wiki/Mandelbrot_set Mandelbrot Set> is built around a simple iterative equation. z(1) = c z...

8 mesi ago

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Prime factor digits

Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

8 mesi ago

Solved

Extract Built In Functions and Toolbox Functions from String or Function Handle

Find the Built-In functions and Toolbox functions in either a string or a function handle. Generate a string of alphabetized ...

8 mesi ago

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QWERTY Shift Code Decoder

Decode a string encoded using the QWERTY shift code. QWERTY shift code is where the message was touch typed but with an offse...

8 mesi ago

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Data decompression

A chunk of data is to be 'decompressed'. Input: * compressed: a row vector of uint8 values. This is the compressed data. ...

8 mesi ago

Solved

Alphabetize by last name

Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

8 mesi ago

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So many choices

For inputs _n_ and _k_ (in that order), output the number of ways that k objects can be chosen from amongst n distinct objects. ...

8 mesi ago

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Covering area

As an extension of the problem <http://www.mathworks.com/matlabcentral/cody/problems/416-polygon-area>, find the area, bounded b...

8 mesi ago

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Clockwise or Counterclockwise

Given a list of 2-d points defining the vertices of a polygon, determine whether these points are sorted clockwise. The input...

8 mesi ago

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Count letters occurence in text, specific to words with a given length.

Build a function with two input arguments: a string and a word length (number of letters), that outputs a vector of counts of th...

8 mesi ago

Solved

Find relatively common elements in matrix rows

You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...

8 mesi ago

Solved

Find state names that start with the letter N

Given a list of US states, remove all the states that start with the letter N. If s1 = 'Alabama Montana Nebraska Vermont Ne...

8 mesi ago