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56 lines
1.8 KiB
Java
56 lines
1.8 KiB
Java
/*
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This is java program to convert the system of linear equations to matrix form.
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The input is the coefficient of each variable and constant.
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Class rearranges them and converts them into matrix form, which aids solving them.
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*/
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//This is a sample program to represent linear equations into matrix from
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import java.util.Scanner;
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public class Matrix_Representation_Equations
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{
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public static void main(String args[])
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{
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char []var = {'x', 'y', 'z', 'w', 'a', 'b', 'c', 'd', 'e'};
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System.out.println("Enter the number of variables in the equations: ");
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Scanner input = new Scanner(System.in);
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int n = input.nextInt();
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System.out.println("Enter the coefficients of each variable for each equations");
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System.out.println("ax + by + cz + ... = d");
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int [][]mat = new int[n][n];
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int [][]constants = new int[n][1];
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for(int i=0; i<n; i++)
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{
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for(int j=0; j<n; j++)
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{
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mat[i][j] = input.nextInt();
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}
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constants[i][0] = input.nextInt();
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}
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System.out.println("Matrix representation is: ");
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for(int i=0; i<n; i++)
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{
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for(int j=0; j<n; j++)
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{
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System.out.print(" "+mat[i][j]);
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}
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System.out.print(" "+ var[i]);
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System.out.print(" = "+ constants[i][0]);
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System.out.println();
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}
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input.close();
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}
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}
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/*
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Enter the number of variables in the equations:
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3
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Enter the coefficients of each variable for each equations:
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ax + by + cz + ... = d
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1 2 3 4
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5 6 7 8
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9 0 1 2
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Matrix representation is:
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1 2 3 x = 4
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5 6 7 y = 8
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9 0 1 z = 2 |