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Rusty


Indian Institute of Technology, Kanpur

Attivo dal 2015

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Domanda


I am trying to get an infinite sum using symsum, but when I trying to convert to double I am getting error
%if true %%%% clear all E=0.01; % t= [0.025 0.05 0.1 0.2 0.3 0.4 1]'; t=[ 0.05]; y=0:0.1:1; y=y'; syms n p=(1/(4*pi*p...

oltre 8 anni fa | 0 risposte | 0

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Domanda


I am trying to solve a system of 3 PDEs using pdepe in MATLAB. But I am getting an error
Here is the code % function pdex51 m = 0; x = 0:0.005:1; t = 0:0.01:1; options=odeset('Reltol',1e-10,'Abstol',1...

oltre 8 anni fa | 1 risposta | 0

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Domanda


Fluctuating and negative value in pdepe
I am trying to solve a coupled pde in MATLAB. The code is : function pdex5 m = 0; x = linspace(0,1,100); t = lins...

quasi 9 anni fa | 0 risposte | 0

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Domanda


I am solving a pde using pdepe in matlab. But I am getting warnings and some peculiar results.
<</matlabcentral/answers/uploaded_files/44504/IMG_20160202_091532.jpg>> Here is my differential equation. A and B are constan...

quasi 9 anni fa | 0 risposte | 0

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Domanda


MATLAB Image processing filtering
One sample image is http://goo.gl/0IOkBZy .Download the file and name it as <</matlabcentral/answers/uploadd_files/43433...

quasi 9 anni fa | 3 risposte | 0

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Risposto
Write a function so that, when given a natural number N, the function returns the value max  n ∈ N : 12 + 22 + · · · + n 2 ≤ N
function [ p ] = rusty( N) a(1)=12; i=1; while sum(a(:))<=N a(i+1)=a(i)+10; i=i+1; end if sum...

quasi 9 anni fa | 0

Domanda


I have a symbolic function, I want to know the points of discontinuity.
For example the function is : syms t k=t*heaviside(5-t)+5*heaviside(t-5) ;

quasi 9 anni fa | 1 risposta | 0

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Risolto


Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

circa 9 anni fa

Risolto


Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

circa 9 anni fa

Risolto


Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

oltre 9 anni fa

Risolto


Array of Ones
Create a 100 X 100 array of ones.

quasi 10 anni fa

Risolto


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

quasi 10 anni fa

Risolto


What percentage?
Calculate the output c as the percentage of a on b for given a and b.

quasi 10 anni fa

Risolto


Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

quasi 10 anni fa

Risolto


"Find out the best cricket"
This is how I originally read Problem 2013, so let's just go with it. Give me the first and last name of the best cricket, rega...

quasi 10 anni fa

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prime test
find largest 2 digit prime number

quasi 10 anni fa

Risposto
How to find object is vertically or horizontally symmetry ?
let the matrix be A if A== fliplr(A) %this means that it has vertical symmetry disp(' it is vertically symmetrical ')...

quasi 10 anni fa | 0

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Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....

quasi 10 anni fa

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

quasi 10 anni fa

Risolto


Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

quasi 10 anni fa

Risolto


Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

quasi 10 anni fa

Risolto


Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

quasi 10 anni fa

Risolto


Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

quasi 10 anni fa

Risolto


Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

quasi 10 anni fa

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

quasi 10 anni fa

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Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

quasi 10 anni fa

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Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

quasi 10 anni fa

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Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

quasi 10 anni fa

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Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

quasi 10 anni fa

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

quasi 10 anni fa

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