# Vijay Anand

Working as Scientist in DRDO Professional Interests: Aerospace

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Question

Determine Camber and Thickness of a Airfoil - Given the xy coordinates

Dear All, I have got airfoil coordinates, in the form of a closed polygon (xy points given below). I need a function to determ...

2 years ago | 2 answers | 1

### 2

answersQuestion

Inserting Elements in middle of 1-D, 2-D, N-D Array

Dear All, I have got an array X = [1 2 3 4 5]. Want to refine the points by averaging neighbours and insert in the middle. X1...

3 years ago | 2 answers | 0

### 2

answersSorting of points in 2D

Respected Stephen Cobeldick, Fantastic Approach to the problem !! You saved my day ! I have tried with different airfoil profi...

3 years ago | 0

Question

Sorting of points in 2D

Dear All, I face issue in arranging the airfoil coordinates coming from a CAD program. The coordinates are arranged from minumu...

3 years ago | 2 answers | 0

### 2

answersQuestion

Sorting of Airfoil Points

Dear All, I face a strange problem in arranging the airfoil coordinates coming from a CAD program. Kindly find the attached exc...

3 years ago | 0 answers | 0

### 0

answersSubmitted

NACA 4, 5, 6, 4MOD, 5MOD, 6A, 16 - Profile-Generator-Matlab

Capability to Generate all NACA profiles of 4, 5, 6, 4-MOD, 5-MOD, 6A Series with simplified Matlab Functions

3 years ago | 11 downloads |

Question

3d Projection Plots

<</matlabcentral/answers/uploaded_files/125581/002.png>> Is it possible to make similar plots in matlab?

5 years ago | 0 answers | 0

### 0

answersQuestion

Need help with text data processing

Dear All, I Need a way to extract all the tables from the file. The file contains four components : fuselage,wing,canard,rudde...

5 years ago | 0 answers | 0

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answersExtracting key points from a set of contour points

[latout,lonout] = reducem(latin,lonin) [latout,lonout] = reducem(latin,lonin,tol) [latout,lonout,cerr] = reducem(...) [latout...

5 years ago | 0

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

6 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

6 years ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

6 years ago

Submitted

Plot Pressure Distribution (Cp) Over an Airfoil / Aerofoil ; Vector Plot ; Arrow Plot

Plot Cp Distribution Vector over airfoil or closed curve.

6 years ago | 25 downloads |

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

6 years ago

Question

how to compute inverse of interpn function

I am looking for the inverse operation of interpn (VI=interpn(X1,X2,X3,X4,V,Y1,Y2,Y3,Y4) [Y1,Y2,Y3,Y4] = inv_interpn(X1,X2,X3...

7 years ago | 1 answer | 0

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answerSolved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

10 years ago

Solved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

10 years ago

Solved

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 ...

10 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

10 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

10 years ago