In this tutorial how to Perform Matrix Multiplication in Core Java\u00a0 is shown.<\/p>\n
Code:<\/p>\n
MatrixMulti.java<\/p>\n
class Matrix
\n{
\npublic static void main(String args[])
\n{
\nint m=3,n=3,x=3,y=3;
\nint a[][]={{1,2,3},{4,5,6},{7,8,9}};
\nint b[][]={{1,2,3},{4,5,6},{7,8,9}};
\nint c[][]=new int[m][y];<\/p>\n
if(m!=y)
\nSystem.out.println(“Multiplication not possible because Row of 1st matrix an Col of 2nd matrix must be same”);
\nelse
\n{
\nfor(int i=0;i<m;i++)
\n{
\nfor(int j=0;j<n;j++)
\n{
\nfor(int k=0;k<m;k++)
\n{
\nc[i][j]=c[i][j]+(a[i][k]*b[k][j]);
\n}
\n\/* c[i][j]= a[i][j]+b[i][j];
\nc[i][j]= a[i][j]-b[i][j];
\nc[i][j]= a[i][j]\/b[i][j]; *\/
\n}
\n}<\/p>\n
System.out.println(“Matrix-A: “);
\nfor(int i=0;i<m;i++)
\n{
\nfor(int j=0;j<n;j++)
\n{
\nSystem.out.print(a[i][j]+” “);
\n}
\nSystem.out.println();
\n}<\/p>\n
System.out.println(“Matrix-B: “);
\nfor(int i=0;i<x;i++)
\n{
\nfor(int j=0;j<y;j++)
\n{
\nSystem.out.print(b[i][j]+” “);
\n}
\nSystem.out.println();
\n}<\/p>\n
System.out.println(“Matrix Multiplication: “);
\nfor(int i=0;i<m;i++)
\n{
\nfor(int j=0;j<y;j++)
\n{
\nSystem.out.print(c[i][j]+” “);
\n}
\nSystem.out.println();
\n}
\n}
\n}<\/p>\n
}<\/p>\n