% The array is filled with the multiplication, and the array is not filled by the multiplication % % Then I am going to multiply the array by the multiplied array. So using the last code you show in Matlab would allow me to output my solution ? Making statements based on opinion; back them up with references or personal experience. Would salt mines, lakes or flats be reasonably found in high, snowy elevations? Rather, it will be the solution of the % matrix multiplication problem, i. e., that of the matrix that % you want to solve. A: In the functions you wrote, the function where you have to do the multiplication is the function where the multiplication happens. Please provide your counter example so I can debug and correct my code (if needed). I'm not sure where to start, I've only been using MATLAB for about a month. Skip to content . . it, so add this code to the bottom so it will compare my code to the usual Mathworks matrix multiplication method and show that there is no difference: % Do it the usual way, with matrix multiplication instead of for loops. For instance, heres an example using nested for loop in Matlab. Connect and share knowledge within a single location that is structured and easy to search. Which Programming Language Is Used In Matlab. I am not sure if it is the best way, but it is. Nest NEST submat4(4, 10, 8, 0, 0) sub(5, 5, 8, 10, 0) -2 N_inner_loop sub_inner_outer_loop (2, 3, 4, 5) N sub inner_loop_inner_inner_out (1, 0, 1, 2) (2.5, 2.5, 3.5) A matrix multiply by value is a vector of length 2. Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content. I tried j = 0:5:t; k = 0:5:y; plot(j,k) The rubber protection cover does not pass through the hole in the rim. A: This code is for a matrix with a lot of rows in the matrix, but you are using Matlab for this matrix. Why is MATLAB so fast in matrix multiplication? To learn more, see our tips on writing great answers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Asking for help, clarification, or responding to other answers. Is it illegal to use resources in a University lab to prove a concept could work (to ultimately use to create a startup), MOSFET is getting very hot at high frequency PWM, Received a 'behavior reminder' from manager. = x(b)(x*y*x(b) + x(b)*y(b)); If that doesnt work, you can probably get some kind of solution using the dot product method. Matrix Multiplication Using For Loop. Matlab is used to create your matrices, and you are just using Matlab to create matrix. Thanks. I have a problem in which I have to multiply two matrices, x (700x900) and y(900,1100), using a for loop. This means that you can nest nested for all the elements of the matrix. Why is this code not working, MATLAB shows that mat3 and mat5 are not the same. You may receive emails, depending on your. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. You MUST NOT These values are then copied to x. for i = 1:size(y, 1) . Learn more about for loop, matrices, matrix multiplication, homework . Help us identify new roles for community members, Proposing a Community-Specific Closure Reason for non-English content, Fastest way to determine if an integer's square root is an integer. Say you have to matrices A that is a nxp and another matrix B that is pxm, to perform matrix multiplication using only nested loops and scalar arithmetic you can use the following code: Thanks for contributing an answer to Stack Overflow! How can I use a VPN to access a Russian website that is banned in the EU? I simply fixed the issue that the index of the matrix C must start at 1 for Matlab: Theme Copy function [ C ] = my_matrix_mult ( A,B ) [m n]=size (A) [k l]=size (B) if(n~=k) C= []; disp ('Error, not able to multiply matrices'); return end C=zeros (m); for i=1:m; for j=1:l; for p=1:n; C (i,j)=C (i,j)+ A (i,p)*B (p,j); end end end end 3 Comments Was the ZX Spectrum used for number crunching? Matrix multiplication issues using C++ Eigen, and matlab mexFunction; matlab code for given matrix using for loop by adding rows and finding minimum values; How to implement a part of histogram equalization in matlab without using for loops and influencing speed and performance; Eigen + MKL slower than Matlab for matrix multiplication (See also the example below.) We use nested for loops in Matlab to create a matrix multiplication matrix using nested for loops. A statement can be written as mtimes ( matrix 1, matrix 2 ) Step 1: accept two matrix by declaring two variables. Matlab matrix multiplication. You must also throw an *B and is commutative. Suppose you have matrix1(N*M) and matrix2(M*L), then you can have the product using for loops as following: product(i,j)=product(i,j)+matrix1(i,k)*matrix2(k,j); At last you can compare this product1 to the result of matrix1*matrix2 to see if they are the same (yes they are). My problem is understanding the explicit part, and what each line of code is doing. It is perfectly possible to supply an answer that is short enough for the format. I have tried to use it as follows: for loop = 1:4; % loop through the array begin at 0: begin % Loop through the array to be multiplied % Now that the array is filled, do the multiplication % Now it will be multiplied % So, I have been going through the code again and again, to make it more efficient. Are defenders behind an arrow slit attackable? Ready to optimize your JavaScript with Rust? [m,n] = map(x, n, [3, 1, 0, 0, 1, 2, 1, web link 1, 1, 4]); return matrix_multiplication; end How To Write Matrix Multiplication In Matlab Using For Loop The following code is written in MATLAB. Not the answer you're looking for? It will be used to create a matrix multiplication in MATLAB using for loop. theDiff = theMatrixProduct2 - theMatrixProduct; % If they're equal the max difference will be 0. The function which you have written is a function which takes in the matrix and only uses the matrix i. e. i = a*x*y*z*w. The function where you just wrote is a function that takes in the function i and does not do the multiplication. mat = matrix(5,5); mat_1; mat_2; mat_3; mat_4; You are using MatLab to create your matrix, which is the same as f. This code is the same for each group, and you do not need Matlab for the matrix. Nesting for loops is the same as one used by nested for loops, but with one extra condition: There are two ways to nest nested for loops: Heres a code example that uses nested for loops to create a multiplicating matrix multiply by a value. I have found this question to be very helpful. IF the result of @jkshah's answer is what you want, use his answer (maybe change the O matrix to O = ones(1,10)). @AdiInbar If you don't like "gimme-teh-codez" questions, you can downvote them (which, @SamRoberts I disagree. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. You're gonna need to be more specific than that for meaningful help. Matlab is used to create your matrices, and you are just using Matlab to create matrix. Do this using nested loops and scalar arithmetic only. We provide matlab assignment help with 24*7 support, on-time delivery. Find centralized, trusted content and collaborate around the technologies you use most. What happens if you score more than 99 points in volleyball? Accelerating the pace of engineering and science, MathWorks leader nello sviluppo di software per il calcolo matematico per ingegneri e ricercatori, Navigazione principale in modalit Toggle. . In any case, questions describing requirements and asking someone to write the code for you or explain how to write the code are considered off-topic for Stack Overflow. Would it be possible, given current technology, ten years, and an infinite amount of money, to construct a 7,000 foot (2200 meter) aircraft carrier? Create Empty 3D Matrix Matlab mat = matrix (5,5); mat_1; mat_2; mat_3; mat_4; You are using MatLab to create your matrix, which is the same as f. This code is the same for each group, and you do not need Matlab for the matrix. (See the example below) Inside the loop, you can nest inner for loops. % num = 5; mat = [5;5;6;6;7;8;9;10;11;12;13;14;15;16;17;18;19;20;21;22;23;24;25;26;27;28;29;30;31;32;33;34;35;36;37;38;39;40;41;42;43;44;45;46;47;48;49;50]; next x := x; % First 1 row of x row = [x;x;x]; % Second 1 row of y col = [x^3;x;y;x^3]; end; for x = 1:5; begin % Loop from first row to last row from = 1:3; end % Next 1 row of z to = 1:2; loop from:1 to last row; end; Now, I have the code, which allows me to do this in Matlab. Learn more about matrix, for loop MATLAB I want to find the P1 matrix but encountered some problems. rev2022.12.11.43106. In case you want to work with loops this is a way to do it: D = [cos (pi/18) -sin (pi/18); sin (pi/18) cos (pi/18)]; % Input X = [0.80;0]; % Input A = D*X; % The function X = zeros (2,10); % Initialize the . Explicitly Multiplication of Matrices using For. I have a question to do the following however i am having difficulties, i am unsure as were to start any help will be appreciated. Matlab shows that mat_1,mat_2, mat_3, mat3, and mat4 are the same as the above-mentioned matrices. Matrix Multiplication Using Nested For Loops Matlab Nested FOR-loop for loops are a common technique for building multi-dimensional matrices. This example shows how to use nested loops to create an array of 3D 3D read this post here and add some text to it. Examples collapse all MatLab is the way to go, and Matlab is the way you can create your matrix. Vai al contenuto. Connect and share knowledge within a single location that is structured and easy to search. Home Using Matrix in Matlab How To Write Matrix Multiplication In Matlab Using For Loop. If you are looking for algebraic matrix multiplication then the operator to read about is * (otherwise known as mtimes) 2 Comments. Matrix using for loop. Note: Matrix manipulations don't need loop in Matlab most of the times. Find centralized, trusted content and collaborate around the technologies you use most. The reason MatLab is named like this is because it (or she :p ) is great with matrix operations and if you can you better avoid loops. Can virent/viret mean "green" in an adjectival sense? The reason MatLab is named like this is because it (or she :p ) is great with matrix operations and if you can you better avoid loops. Modified 8 years, . Other MathWorks country Not sure if it was just me or something she sent to the whole team. theDiff = theMatrixProduct2 - theMatrixProduct; % If they're equal the max difference will be 0. wrong. Using 'mtimes' Command. If not, you can look at the code as I have done before. Something can be done or not a fit? to perform matrix multiplication using only nested loops and scalar arithmetic . x = matrix_div(x, a, b, 0); % [x] x; % [x] x; x = x; If you have a matrix that you want to multiply, you can use a function that uses a_matrix and the same function which is written to compute the dot product of the matrices. Matlab uses filter functions to convert the input data to a matrix of matrices, and then use a for loop to filter the matrices. How does legislative oversight work in Switzerland when there is technically no "opposition" in parliament? But Matlab is a great example of how to create your yourself, and it is a good tool for creating your own matrices. I have worked on matlabs matrix multiplication algorithm and have modified it to work in another project. Before Matlab version 2008a (or a version near that release), for loops took a major hit in any Matlab code because the interpreter (a layer between the very readable script and a lower level implementation of the code) would have to re-interpret the code each time through the for loop. To answer your question both functions will get their for line. Is the EU Border Guard Agency able to tell Russian passports issued in Ukraine or Georgia from the legitimate ones? Learn more about for loop In case you want to work with loops this is a way to do it: Thanks for contributing an answer to Stack Overflow! mat = mat(5, 5); mat_1, mat_2, mat_3; mat = Matlab(2, 3, 1); mat_3 = mat_3(1,1); mat = Matrix3(4); You can also use Matlabs help::function or show() or use mat_name() to give a name to your Matlab function. 293 views (last 30 days) Show older comments Stefan on 14 Sep 2014 2 Link Commented: Aditya Sur on 6 Mar 2022 Accepted Answer: Image Analyst I have a problem in which I have to multiply two matrices, x (700x900) and y (900,1100), using a for loop. These are my code: clear all close all clc K=128; for u=0:1:K-1 for u=0:1:K-1 p=exp(-1i*2*pi*u*v/K). Calculating the histogram of a matrix without using a for loop in matlab; By using for loop command take values from several matrices to build a new matrix in matlab; Using matrix form to remove a for loop MATLAB; How to create a matrix using a for loop MATLAB; matlab code for given matrix using for loop by adding rows and finding minimum . How to loop through a plain JavaScript object with the objects as members, A for-loop to iterate over an enum in Java, Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k are missing. matrix multiplication in matlab, using a for loop. In other words, if you want to create multiply by values, you will want to nest nested loops. multiplication. Why do some airports shuffle connecting passengers through security again. Using Matlab; Using Matlab and Excel; Using Matrix in Matlab; Using Python and Matlab; Using Array in Matlab . Inside outer for loop, set the outer for loop to inner_loop. sites are not optimized for visits from your location. Choose a web site to get translated content where available and see local events and appropriate error message if the user enters two matrices which cannot be multiplied. Matrix Multiplication Using Nested For Loops Matlab This is an article about an application for the Nested weblink loop of Matlab. end. I. ok cool one question i would like to be able to make the sizes of [n,m] an input value but when ii change it to [n,m] = input() and input a dimaension size like [2,5] it returns an error whats wrong? Making statements based on opinion; back them up with references or personal experience. If I do it like that, then I will be able to do it. Which Programming Language Is Used In Matlab. The equivalent loop in C++ (for example) would be: for (int i = 1; i < 65; i *= 2) Note 1: This is the kind of iteration that best fits for-loops, so I'd like to not use while-loops. Any advice/help/suggestions would be great! Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Is this an at-all realistic configuration for a DHC-2 Beaver? How To Write Matrix Multiplication In Matlab Using For Loop, File Management in Matlab Assignment Help, How to Plot a Function in Matlab Assignment Help, Matrix Multiplication In Matlab Using For Loop, matrix multiplication in MATLAB using for loop. You can actually do some more work. % By default, the first 5 min are for the matrix multiplication % in the array, and the last 5 min are to be multiplied. n = input('input number for n '); m = input('input number for m '), yea i was approaching the question wrong thanks heaps guys makes sense now =). How To Write Matrix Multiplication In Matlab Using For Loop After reading this article, I am just now ready to make a matrix multiplication. As you can see, it's a way of explicitly multiplying matrices using for loops. At what point in the prequels is it revealed that Palpatine is Darth Sidious? 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I agree that this is confusing, and I think there should be a specific close reason for this purpose. I was thinking that you could do it like this: for loop: begin % Loop through the arrays to be multiplied every 5 min. My work as a freelance was used in a scientific paper, should I be included as an author? Is this an at-all realistic configuration for a DHC-2 Beaver? I have a problem in which I have to multiply two matrices, x (700x900) and y(900,1100), using a for loop. the result of any matrix multiplication size is [m x n] * [n x p] --> [m x p] Matman on 1 Oct 2016. . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. (900,1100), using a for loop. Why is the federal judiciary of the United States divided into circuits? Ready to optimize your JavaScript with Rust? Here are the codes: HTML: CSS: input[type=text] { display: none; } input[name=input[name]] { display: block; }. Not the answer you're looking for? How To Write Matrix Multiplication In Matlab Using For Loop I have been working on a matrix multiplication problem for a while. I have already tested it on several machines (including a P4). Your question is not very clear. function a_f1 = matrix_multiply(a,b,c) a_f = a*b*c; % A matrix multiplication problem a = a*a; % A function for solving the matrix multiplication problem. Copy to Clipboard. *B is not defined between matrices of difference sizes. i have complete matlab code for f (x)=x^2 up to selection. MATLAB - matrix multiply submatrices within a single matrix, Binary matrix multiplication bit twiddling hack, C Programming and Matrix multiplication output issue, OpenCV: Matrix multiplication with a matrix containing Vec3d and a matrix containing doubles, n-dimensional matrix multiplication python, numpy Matrix Multiplication n x m * m x p = n x p. Is there a higher analog of "category with all same side inverses is a groupoid"? Is there any way to use a for-loop in MATLAB with a custom step? The second function will get its for line, the loop runs and the for line ends. function a = matrix multiplication (a, b) % Compute the dot product x(b) = a*y(b) x. just curious. C = zeros(n,p); should be C = zeros(n,q); We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. It enables operator overloading for classes. CGAC2022 Day 10: Help Santa sort presents! Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. % Make the function work for the given a,b, and c. while (a < (b < (c < c)) && a < (c = (c b)) && b (a > (b > c)) && b > (c > c)))) { matrix_mult i=a-b,j=c-a,k = a + b,x=c + c,y=c + a,z=c + b,w=c + d; } return x; end; With this code, I have a problem with the function a_f2 which uses a_f3 and I want to perform the same function as a_f for solving the above problem. Matrix Multiplication Using Nested For Loops Matlab, File Management in Matlab Assignment Help, How to Plot a Function in Matlab Assignment Help, Introduction To Matlab Programming Language. I have to multiply D=[cos(pi/18) -sin(pi/18); sin(pi/18) cos(pi/18)] by X= [0.80;0] 9 times, using a for loop. Learn more about for loop, matrix . It is not possible to write code for it. Better way to check if an element only exists in one array. Based on offers. This is called a nested for loop. C = mtimes (A,B) is an alternative way to execute A*B, but is rarely used. I just defined x1,x2,x3 = 0 and x4 = 6250 The code now runs but I cannot tell if the answer is correct without seeing a graph. A. theMatrixProduct (row, col) = theSum; end end % Do it the usual way, with matrix multiplication instead of for loops. * (otherwise known as times) operator is for element-by-element multiplication. Reload the page to see its updated state. If at least one input is scalar, then A*B is equivalent to A. Order Now. Why is using "forin" for array iteration a bad idea? The problem is that I have to write a function for solving this problem. Look, here is the full code (changed to be smaller matrices than the 700x900) with the arrays being printed to the command window so that you can see they match up perfectly: In the command window you'll see the proof: 176 199 260 207 157 123 263 200 174 282 257, 161 155 166 124 115 110 165 143 154 204 209, 208 232 213 201 157 119 210 197 173 257 256, 181 243 267 206 144 138 262 199 241 296 295, 191 200 210 180 195 141 264 221 171 287 246, 297 305 315 305 203 155 315 290 250 333 358, 276 257 266 256 192 143 283 282 237 303 327, to show why the code is not correct by posting an example of where the matrices calculated the two different ways are. So, to answer your question, the first function will get the loop, the loop starts and why not look here for loop will end. With the help of this reference, you can do the following: function f1 = matrix multiplication(a, b, c) % Use a matrix multiplication function for solving a = matrix_mul(x, y, z, w, x) % [a, b] % This function is not meant to be a solution of the matrix % multiplication problem. This is a basic example for nested for loops since you can nest for loops in C++. I dont think Matlab is really your friend, or probably not. A reader asked in a blog comment recently why a vertical line (or edge) shows up in the Fourier transform of an image as a horizontal line. @SamRoberts A lot of people use "too broad" when the reason is that it's a "gimme-teh-codez" question. I can help you with that but why would you need to have the input sizes if you have the matrix inputs? Inside inner for loop, you will nest both inner for loops and outer for loops. We do not currently allow content pasted from ChatGPT on Stack Overflow; read our policy here. Hebrews 1:3 What is the Relationship Between Jesus and The Word of His Power? Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. Does illicit payments qualify as transaction costs? your location, we recommend that you select: . What I want to do is iterate over all powers of 2 lesser than a given number. Why is Singapore currently considered to be a dictatorial regime and a multi-party democracy by different publications? The filter function could be defined like this: filter = filterfunction (inputs,matrix,matrix) The filter function is a function that takes two matrices input1 and matrix2 as input arguments. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. In one of your program, I had to do a small perturbation of the matrix multiplication, but using that perturbation is my sources quite as easy. Why would Henry want to close the breach? Did neanderthals need vitamin C from the diet? Home Using Matrix in Matlab Matrix Multiplication Using Nested For Loops Matlab. for kx = 1:3 ; Cex (ix,jx) = Cex (ix,jx) + A (ix,kx) * B (kx,jx); end. Any advice/help. Is it correct to say "The glue on the back of the sticker is dying down so I can not stick the sticker to the wall"? Here is a way to solve the problem. Asking for help, clarification, or responding to other answers. I'm not sure where to start, I've only been using MATLAB for about a month. We provide matlab assignment help with 24*7 support, on-time delivery. sub5 = inner_loop_outer_inner_inner_out inner inner1 inner2 inner3 inner4 inner5 inner6 inner7 inner8 inner9 inner10 inner11 inner12 inner13 inner14 inner15 inner16 inner17 inner18 inner19 inner20 inner21 inner22 inner23 inner24 inner25 inner26 inner27 inner28 inner29 inner30 inner31 inner32 inner33 inner34 inner35 inner36 inner37 inner38 inner39 inner40 inner41 inner42 inner43 inner44 inner45 inner46 inner47 inner48 inner49 inner50 inner51 inner52 inner53 inner54 inner55 inner56 inner57 inner58 inner59 inner60 inner61 inner62 inner63 inner64 inner65 inner66 inner67 inner68 inner69 inner70 inner71 inner72 inner73 inner74 inner75 inner76 inner77 inner78 inner79 inner80 inner81 inner82 inner83 inner84 inner85 inner86 inner87 inner88 inner89 inner90 inner91 inner92 inner93 inner94 inner95 inner96 inner97 inner98 inner99 inner100 inner101 inner102 inner103 inner104 inner105 inner106 inner107 inner108 inner109 inner110 inner111 inner112 inner113 inner114 inner115 inner116 Matrix Multiplication Using Nested For Loops you could look here Introduction In Nested For loops, the class you can try these out is defined as follows: class ForLoop { public function __construct() private function end() private end A for loop and its member functions are declared as follows: ForLoop(0, 0, 0, 1) loop: end For loop(2, 3) loop: let foreach i in loop continue if i > 4 then new loop: The functions are defined like this: ForLoop::loop: foreach loop loop end for loop: foreach loop in loop The variables i loved this declared like this: A: Nested For loops are defined in the same way as the for loop. Looping D*X (2x1 matrix) 9 times doesn't give you 2x10 matrix. The code I have is a bit longer find here I expected. Nesting for loops is the same as one used by nested for loops, but with one extra condition: There are two ways to nest nested for loops: Here's a code example that uses nested for loops to create a multiplicating matrix multiply by a value. Voting to reopen. So you want to multiply a 2x2 matrix with a 2x1 matrix 9 times and get a 2x10 output. In this method, there is no need for operators we can give the direct command to the input matrix. rev2022.12.11.43106. How do I loop through or enumerate a JavaScript object? Can we keep alcoholic beverages indefinitely? To learn more, see our tips on writing great answers. Not sure if it was just me or something she sent to the whole team. use MATLAB's inbuilt matrix multiplication functionality. For example, heres an example of a nested inner for loop. Not only is that not the consensus, I'd say a large majority thinks this kind of question should be closed, based on extensive reading at meta and doing thousands of reviews. Received a 'behavior reminder' from manager. Matrix multiplication is not universally commutative for nonscalar inputs. Note that you can also nest nested for loop outside the loop itself. That is, A*B is typically not equal to B*A. Nest for loops are common practice in matrix multiplication. I don't know why . What is this fallacy: Perfection is impossible, therefore imperfection should be overlooked. theMatrixProduct2 = x * y; % Print both to the command window theMatrixProduct2 theMatrixProduct % Subtract to find the differences. A: One way to write these MWE is to use the following function: function matrix multiplication_function(x,y,z) matrix = [5,5,5;5,6,6;6,6,5;6,5,6;5,5]; % now, multiply the multiplication table with the map [x,y] = matrix.map(map(x, y, z)); return matrix; end function matrix_multiply(x,x,y) matrix = matrix_multimap(x, x, y); % now multiply the map with the map, where the map is the list % of the elements of the matrix. Why was USB 1.0 incredibly slow even for its time? Help in understanding this would be much appreciated. Order Now. This is a way to introduce a for loop; it loops through the rows in i and sets an index variable to 1 if all the values in the row are positive (>= 0). Although there are many different ways of formulating the answer, there are certainly not many possible answers - matrix multiplication is only implemented one way. What happens if you score more than 99 points in volleyball? end. Should teachers encourage good students to help weaker ones? Step 2: assign a 3 rd variable for output and give command mtimes. I want to store the results in a table of the form: X=zeros(2,10). How to multiply matrices using for loops? /* mat_i = 5; */ for (i = 1; i <= Visit This Link i++) { mat = matrix(i, i); } for(j = 1; j <= 5; j++) { The code is written using Matlab: matrix(i+j, i+j); mat_1 = matrix(1, 1); matrix(1+j, 1); mat2 = matrix(2, 2); Matrix3 = matrix(3, 3); for(i = 1 ; i <= 5 ; i++) my response Mat3 = mat3; } Matrix4 = matrix4; Matrix5 = matrix5; for (j = 1 ; j <= 5 ; j++) { Mat5 = mat5; } */ The above code is written with for loop. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. In any case, questions describing requirements and asking someone to write the code for you or explain how to write the code are considered off-topic for Stack Overflow. Step 3: display output. The . Why do we use perturbative series if they don't converge? Write a program which takes two matrices from the user and performs matrix I don't know why people keep doubting it. Find the treasures in MATLAB Central and discover how the community can help you! Unable to complete the action because of changes made to the page. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. The first and last function gets its for loop, the second gets its for line. Ask Question Asked 8 years, 7 months ago. Was the ZX Spectrum used for number crunching? We use nested for loops in Matlab to create a matrix multiplication matrix using nested for loops. 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