Statistik
RANG
59
of 293.595
REPUTATION
3.224
BEITRÄGE
28 Fragen
1.252 Antworten
ANTWORTZUSTIMMUNG
100.0%
ERHALTENE STIMMEN
296
RANG
4.296 of 20.050
REPUTATION
325
DURCHSCHNITTLICHE BEWERTUNG
3.00
BEITRÄGE
12 Dateien
DOWNLOADS
25
ALL TIME DOWNLOADS
3152
BEITRÄGE
0 Beiträge
BEITRÄGE
0 Öffentlich Kanäle
DURCHSCHNITTLICHE BEWERTUNG
BEITRÄGE
0 Highlights
DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
How to plot level curves
@Irene Zhou there is a missing element wise product operator for the equation in your code. [X,Y] = meshgrid(linspace(700,900,...
etwa 12 Stunden vor | 0
readtable struggling to interpret spreadsheet as numbers
seriesAL = rows2vars(readtable('Alberta.csv', ReadRowNames=1, MissingRule="omitrow",VariableNamingRule='preserve')) yy = strrep...
25 Tage vor | 0
Hi, I am having some trouble with a plot. I am trying to plot pressure vs. time using an equation for pressure with respect to time. Whenever I plot this I get a blank graph, so i'm not sure what the problem is. I appreciate any help!
@Sarah Fries Try using the vpasolve function and solve the equation for well defined input time interval. In your code, you we...
26 Tage vor | 0
I didn't understand it how they completed it?
@Mohit Define the symbolic variables d & theta for the given equation to be solved % syms d theta x = [d theta]; % defin...
27 Tage vor | 0
Workspace variable not available despite visibility in another variable
if you want to store the variable names Testsignal_1 and Current then you need to use an indexing variable as below. If this c...
etwa ein Monat vor | 0
| akzeptiert
Adding Legend to Subplot
@Ollie Bardsley, you need to rearrange the few lines of code inside the for loop as shown below LF = ["0 1.fig","0 2.fig","1...
etwa ein Monat vor | 0
| akzeptiert
Gelöst
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
etwa ein Monat vor
Gelöst
Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
etwa ein Monat vor
How can I write a 'for' loop that sums up all elements of a vector?
@Seif do you mean like this ? a= [1:5] for i=1:3 c(i)=sum(a(i)+a(i+1)) disp(sum(c)) end
etwa 2 Monate vor | 0
| akzeptiert
Legend colors change when I have two y axes
colors=["#028A0F","#1D57A9","#3DCBC8","#9C58A1","#F0D04D","#CD0027","#EF9F26","#B2B3B5","#FA9DAC","#98FF98","#67032F","#010101"]...
etwa 2 Monate vor | 0
| akzeptiert
How to make the negative sign of y axis to be up ?
ydata = -900:100:100 xdata = ydata.*ones(1,length(ydata)) plot(xdata,ydata) yticks = ydata; yticklabels(fliplr(yticks))
etwa 2 Monate vor | 0
Gelöst
Acidity of vinegar and salts
Assuming: pH (potentia hydrogenii) = - log10(H+ ionic concentration in mol/Liter). For a buffer solution containing acetic acid ...
3 Monate vor
Gelöst
Volume of this donut
Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.
3 Monate vor
Gelöst
Size of this cup?
The given vector has diameter of the cup in mm sampled at micrometer increments in depth from top to bottom, need output in cc a...
3 Monate vor
Gelöst
Finding perimeter of a rectangle
A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.
3 Monate vor
Gelöst
area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...
3 Monate vor
Gelöst
expand intervals vol.2
Similar to problem <http://www.mathworks.co.uk/matlabcentral/cody/problems/2528 2528>. This is a more general case, when bounds ...
3 Monate vor
Gelöst
Time Expansion
How can you slow down any discrete-time signal? Example Input original signal x. x = [1 2 3 -1 -2 -5 -4] We want t...
3 Monate vor
Incorrect dimensions for matrix multiplication
k = @(t,u) (k0 + (p*k0.^u-q*k0).*t +(p*k0.^u-q*k0).*(p*u*k0.^u-q).*t.^2/factorial(2)... +(p*k0.^u-q*k0).*((p*u.*k0.^u-q)....
3 Monate vor | 0
| akzeptiert
how to get variable of function in for loop
x = 1:20; y = 1:13; f = []; for i = 1:length(x), for j = 1:length(y); f(i,j) = x(i).^2 - x(i) -2*y(j).^2 + y(j) -2...
3 Monate vor | 0
Gelöst
Convert Kilometers to Miles
Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.
3 Monate vor
Gelöst
Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...
3 Monate vor
Gelöst
Sort the vector with the given index
Given x = [1 2 4 8 17] and t = [1 3 2 5 4] then y = [1 4 2 17 8].
3 Monate vor
Gelöst
middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...
3 Monate vor
Gelöst
What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...
3 Monate vor
Gelöst
Back to basics 9 - Indexed References
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...
3 Monate vor
Gelöst
Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
3 Monate vor
Gelöst
Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...
3 Monate vor
Gelöst
Convert yards to feet
The goal of this script is to convert a value given in yards to feet.
3 Monate vor