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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

2 years ago

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Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

2 years ago

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Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

2 years ago

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Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. http://en.wikipedia.org/wiki/Whole_numb...

2 years ago

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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

2 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

2 years ago

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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

2 years ago

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Convert a Cell Array into an Array
Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

2 years ago

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Create an index-powered vector
Given a input vector x, return y as index-powered vector as shown below. Example x = [2 3 6 9] then y should be [...

2 years ago

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Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

2 years ago

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

2 years ago

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Find last zero for each column
Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

2 years ago

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Calculating a Fourier series with MATLAB manually problem
clear all close all hidden clc syms t % time syms n % number of terms to calculate the sum to syms T % period syms a_n(t, ...

2 years ago | 0

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Square wave with randomly varying frequency
To make it appear square, you need to delete the 2*pi part in the square function, and use randi instead of rand for scalar ...

2 years ago | 0

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Not getting the expected size matrix from evaluating a function handle that is equal to zero
h = @(x,y) zeros(10) [X, Y] = meshgrid(linspace(0, 2, 10)); Z = h(X,Y)

2 years ago | 0

Answered
Unable to convert expression into double array. Cannot use quiver.
@Tai Nguyen, Use a different variable name for meshgrid outputs and use subs for symbolic expressions to replace with numeric ar...

2 years ago | 0

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Filters in pop up menu
Hi @Basanagouda Kenchanagoudra, You can use switch-case inside the Callback as shown below Item = get(handles.Module_PopUp,'S...

2 years ago | 0

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How to use Unicode numeric values in regexprep?
regexprep('Häagen-Dasz','ä','A') regexprep('Häagen-Dasz','ä','\x{C4}')

2 years ago | 0

Answered
How to determe the Fatigue Damage according Miner's Rule via rainflow counting
Use linspace function in this line and evaluate the damage cigma_delta= linspace(1e-3,2*Yield,length(C_7.Values)); clear a...

2 years ago | 1

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Answered
Add column in specific number range to available table
A.B(:,1) = (400:2970).'; % use transpose

2 years ago | 0

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Error in paired t-test between corresponding elements.
% Define the data for two groups group1 = [10, 15, 20, 25, 30]; group2 = [12, 18, 22, 28, 32]; % Initialize array to store ...

2 years ago | 0

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Answered
Unable to perform assignment because brace indexing is not supported for variables of this type
Try the folliowing sLineMajor = simout.logsout.get("<B_x_VS_LaneBoundaries>").Values.LaneBoundaries(IdxLines); vLineWidth{Id...

2 years ago | 0

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How can I put an output from the display function in a table?
Section = ['254 x 254 x 73';'254 x 146 x 31';'254 x 146 x 31';'254 x 254 x 73';'254 x 254 x 73';'152 x 152 x 51';'152 x 152 x 51...

2 years ago | 0

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Getting an error message when I use 'triangle()' function.
close all; clearvars; clc; t = 0:0.01:10*pi; f = 5; A = 10; y = A * sawtooth(2*pi*t); figure, plot(t,y); xlim([0 2*pi])

2 years ago | 0

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Plotting Elastic Modulus Surface for TPMS Structure
direction = [cos(Theta(i))*sin(Phi(i)); sin(Theta(i))*sin(Phi(i)); cos(Phi(i))]

2 years ago | 0

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How do I get this to display the maximum value of an array?
max = maxval(2:100) function max=maxval(x) a=1; N=length(x); for j=1:N %for loop is not correctly used if x(j)>a ...

2 years ago | 0

Answered
How to fine numerical gradient
There is another way to find the numerical gradient for the given function clear; clc; xs = linspace(1,2,100); ys = linspace(...

2 years ago | 0

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problem of solving the PDE
Cut all the lines from 1 till 16 and place it after line 26. Function declarations must be done at the end of the code in your...

2 years ago | 1

Answered
How to plot five figures with different values?
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % This is a program for 1-D Photonic crystal...

2 years ago | 0

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Answered
How to plot different subplots changing y variable name on each iteration
title(name) If you want to plot the data need to be numeric arrays and not strings

2 years ago | 0