553 Topics
help me with invert matrix(max 100*100)
[code=cplusplus] #include <iostream> #include <iomanip> using namespace std; class Matrix { public: Matrix (int =0, int =0); ~Matrix (); Matrix (const Matrix&); void operator = (const Matrix&); Matrix operator + (const Matrix&); Matrix operator * (const Matrix&); Matrix operator - (const Matrix&); int* getMember(int =0, int =0) const; //returns pointer …
hey hi to everyone im new in the site bout i thin its cool but the reason i am writing is that i have a home work in java and i have no idea how to do it can someone help me??????? a matrix in wich a number moves some …
how can i solve this 2 problems?!can you please help me?! Another matrix algebra operation is determining the matrix which is the product of two matrices. This is more challenging extension of the previous problem. The rule governing matrix multiplication is that two can matrices can be multiplied if the …
Hello all, i have a little problem printing the upper symmetry of the multiplication as shown in the attachment (in C). can anyone help?
HEY FRIENDS THIS IS MY EFFROT I'VE MADE A PROGRAM THAT'LL ADD OR SUBTRACT 2 AND THREE DIMENSIONAL MATRICES !! PLEASE SEND YOUR REVIEWS ABOUT THIS PROGRAM AND SUGGESTION ON WHAT IMPORVEMENTS CAN BE MADE IN IT !! AND ALSO I NEED TO KNOW CAN THIS PROGRAM BE MADE BY …
Is any body nows any source code for latent semantic analysis with SVD for text documents
i am doing my engineering project and i need the code for matric inverse in c language so kindly help
can somebody please help me out in writing matrix 10*10 matrix program. thanks in advance
hey guys my first post! lol, im kinda deseperate, i have to handout a work on wednesday, its about a simulation of a multiplication in a truth table, this multiplicator must multiply 2 entrances of 2 bits each one and the result must be 4 bits and i need: 1- …
Please help me to write a programme to add two matrices. The matrices should be o 3*4 and must have necessary commend lines so that i can catch it correctly. anyone help me pls?
I have been trying to write a code for Conways Game of life, the thing is I need to generate a matrix of char filled with the elements * or o(o marks a dead cell,*marks an alive one). The Rules: For a cell that is alive: Each cell with one …
how do i write the following functions:can somebody help me with this programm? [code] int lengthOfString(char *string); [/code] the longer the text that is given,the longer the text caculation [code] int letsFactorise(int charCount); [/code] the length of the texts in order of prime number,if no prime numbers then give Error-code …
Does knows any library that produces the inverse of a given matrix ? Or is there any C example available ?
Here it goes, we were told to make a Multiplication thingy that the user can [B]Input[/B] something like [I]5x5[/I] and then the [B]output[/B] will be the [I]answer[/I]. We were not taught on how to do it yet so I don't have any idea. I'm just hoping that someone can teach …
Hey everyone, I have an assignment to work on and it's a bit confusing. Here's the problem: [quote]Using dynamic arrays, implement a polynomial calss with polynomial additions, subtraction, and multiplication. Discussion: A variable in a polynomial does nothing but act as a placeholder for the coefficients. Hence, the only interesting …
uhmmm.. we have this project, we were told to make an [B]output[/B].. [B]"A multiplication table" [/B]I know that you guys don't don't give help if we don't give it a try. It's just that I don't know how to make one or even to start it. Can I just ask …
How to make a program yhat make the transpose of a matrix using C ofcourse.
how can calculate the memory address of lower triangular array such this one : 20 7 5 60 8 0 10 0 0 0 0 0 ineed just the formula 2calculate just the upper traingular and cancel the zero i tried 2use svd ( singal value decomposition) but i really …
Write a complete C program to perform Matrix operations such as Addition, Subtraction, Multiplication and Transpose according to the user’s choice. The program should display the following menu to the user for them to select one of the five options listed. ------------------ MAIN MENU ------------------ 1. MATRIX ADDITION 2. MATRIX …
[code=c] void transpose_matrices(int a[][2],int result[][2]) { int i,j,temp; for (i = 0; i < 2; i++) { for (j = i+1; j < 2; j++) { temp = a[i][j]; a[i][j] = a[j][i]; a[j][i] = temp; } } } [/code] it would be very helpful if someone guide with this transpose …
Since i am going to have to learn Smalltalk well enough to convert it to .NET ( or so i have been told ) i decided to convert some of the C++ tutorials to Smalltalk. Namely this one: Write a program which performs addition, subtraction, multiplication of matrices. The dimensions …
Write a complete C program to perform Matrix operations such as Addition, Subtraction, Multiplication and Transpose according to the user’s choice. The program should display the following menu to the user for them to select one of the five options listed. ------------------ MAIN MENU ------------------ 1. MATRIX ADDITION 2. MATRIX …
wanted something fast for writing a rendering engine so i wasted way to much time writing metatrix, then started having illusions of getting a job with it and now i'm closest to bum status i've ever been. maybe somebody can learn or actually use it, and if i get some …
how can we divide two matrices in C++?
Hi guys, I am working on a two dimensional array to represent a matrix. [CODE]int matrix[i][j];[/CODE] I need to swap all the values of matrix[1][1] to matrix[1][2] . I am not sure how to do the swap, I did try to use for loop and matrix[1][j+1] , but it did …
Let's determine a t square matrix's column, which elements' sum, above the main diagonal, is the biggest! Any idea how i should start this in c++?
[code=c] #include<stdio.h> #include<conio.h> #include<iostream.h> void main(void) { clrscr(); int nr,nc,i,j,s; int mat1[10][10],mat2[10][10],mat3[10][10]; cout<<"Enter The Number Of Rows"; cin>>nr; cout<<"Enter The Number Of Column"; cin>>nc; for(i=0;i<nr;i++) { for(j=0;j<nc;j++) { cout<<"No. of rows"<<(i+1)<<"No. of column"<<(j+1)<<endl; cin>>mat1[i][j]; } } cout<<"matrix 2"; for( i=0;i<nr;i++) { for( j=0;j<nc;j++) { cout<<"No. of rows"<<(i+1)<<"No. of column"<<(j+1)<<endl; cin>>mat2[i][j]; …
I need to Construct a program that inputs the entries of two matrices and multiplies them. Construct the program so that it gives an error message if they cannot be multiplied. What I have done so far I need to Construct a program that inputs the entries of two matrices …
Is this code compiling [code] [COLOR=#0000ff]#include[/COLOR][COLOR=#000000] <iostream>[/COLOR] [COLOR=#0000ff]using[/COLOR][COLOR=#0000ff]namespace[/COLOR][COLOR=#000000] std;[/COLOR] [COLOR=#008000]//Define the Matrix3X3 type.[/COLOR] [COLOR=#0000ff]typedef[/COLOR][COLOR=#0000ff]struct[/COLOR] { [COLOR=#0000ff]float[/COLOR] index[3][3]; } Matrix3X3; [COLOR=#008000]//Function prototypes (functions are defined below main())[/COLOR] [COLOR=#0000ff]void[/COLOR][COLOR=#000000] printMatrix( Matrix3X3 a );[/COLOR] Matrix3X3 inputMatrix(); Matrix3X3 addMatrices( Matrix3X3 a, Matrix3X3 b ); Matrix3X3 subtractMatrices( Matrix3X3 a, Matrix3X3 b ); Matrix3X3 scalarMultiply( Matrix3X3 …
hello my name is asif i want simple c program of transpose of matrix plz help me
Hello, there: I am trying to calculate to the inverse of matrix A. How to call function to main part? How to write the code for a matrix? Can someone help me modify the errors? Thank you very much! -------- [code=c] #include "matrix.h" Matrix solve(const Matrix& A, const Matrix& B){ …
Hi guys!!! This is my first post on daniweb & i hope i find a solution to my problem.I am developing a software that makes extensive use of Matrices.i have used dynamic memory allocation for matrices.Now this program makes lots of iterations.It works upto certain iterations say 56 after which …
[code]#include <iostream.h> #include <fstream.h> main(int argc, char *argv[]) { //definition of the variables. int mtx1[20][20], mtx2[20][20], mtx3[20][20]; int n, i, j, k; //exit if the number of arguments is not 2. if(argc != 3) { cerr << "Usage: mm <filename1> <filename2>\n"; return 1; } //open the input file 1. exit …
Do you know where can I find a Class to operate with matrixes with a fast algorithm? (the class should also have the inverse method) thanks in advance
hi iface aproblem in c program i want to write aprogram to read R={(1,2),(2,1),(3,3),......} then covert it to matrix0/1 please help me quickly
nway guys i have a problem about how to create a two dimensional array using matrix so guys do you have idea how to work it?please help me.....
Does anyone have an idea about implementing two dimensional arrays in Python?? I want to write two programs: (1) a program for matrix multiplication (2) a program for displaying Pascal's triangle. Both these programs require two dimensional array..? Or is there any other way to solve this.. Thanks in anticipation.. …
[CODE]# include<iostream.h> void main() const int m=3; const int n=4; const int p=5; int A[m][n]; int B[n][p]; { cout<<"3x4 matrix"; for(m=0; m<3; m++) { for(n=0; n<4; n++) cin>>A[m][n]; cout<<A[m][n]<<"\t"; } cout<<"\n"; cout<<"4x5 matrix"; for(n=0; n<3; n++) { for(p=0; p<5; p++) cin>>B[n][p]; cout<<B[n][p]<<"\t"; } cout<<"\n"; int d, c=0; for(m=0; m<3; m++) …
I have a code in which I want to swap an element in a matrix with another. User inputs the row, column no of the elements to be swapped. But the code doesn't seem to work. Can somebody help? PS: The swapping starts in the snigleplayer() function. [CODE]#include <stdio.h> #include …
Hi, i'm trying to write a function that enlarges a given two dimensional array horizontaly and Verticaly by different numbers. So far i have got this code. Bu it doesnt really work at the moment. Please help. Code: void BitMap::enlarge(int horiz, int vert) { bool temp[MaxSize][MaxSize]; temp[0][0]=true; int m, k; …
[U][B]Problem Statement: Write a program that adds two matrices A and B of order 2X4 and store the result in third matrix C and C is stored in a file “result.txt
i copied the code as is discussed by my professor and written in my course book but i am not getting the correct output. my logic is very clear but not getting the right output, its a bunch of positive n negative values. pls check . the code is compiling …
guys i am trying to write 3x3 matrix . i am posting the main,.h and .cpp file,main and .h file is given and i have to write .cpp file. can sombody look at it and suggest me solution appricated guys IntMatrix3_h [CODE]#ifndef INTMATRIX3_H #define INTMATRIX3_H #include<iostream> #include<cmath> using namespace std; …
I have a problem where I read in a 2D matrix and divide the matrix into 2 parts, where the sums of each part are equal. Each part must contain contiguous integers that can be networked together by following paths from one intger containing cell to another via shared sides. …
I have a problem that I am not sure how to even come up with a solution. So, I was wondering if anyone would have any input to the problem at hand. I have to divide a matrix that is defined by an input file into 2 distinct regions so …
I have been trying to write this program since 9:00 am. and I am exhausted now. Could someone give a some direction??????? I am to write a program for a two dimensional (5 rols and 5 cols) and then write a procedure to rotate it 90 degrees. I wrote the …
Hi, I'm a new member who is fairly new to C++ and need a little help getting some bugs out of an assigned matrix project. I am running VC++ 6.0 and have no compiler errors. Also, I have managed to run the program successfully for small matrices. My probelm occurs …
Hey guys! I got a bit of a problem and need some help! I wanna solve (as in Ax = B) up to a 6x6 matrix using C (not C++ coz I'm using Linux and vi to code). I'm having HUGE problems with the Gauss reduction and using Cramer's rule …
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