TRIX ADDITION Input no. of rows m1 and columns n1 of first matrix For i = 0 to m1-1 For j=0 to n1-1 Input a[i][j] End for
please add comments for each matrix
START OF MATRIX ADDITION
Input no. of rows m1 and columns n1 of first matrix
For i = 0 to m1-1
For j=0 to n1-1
Input a[i][j]
End for
End for
Input no. of rows m2 and columns n2 of second matrix
For i = 0 to m2-1
For j=0 to n2-1
Input b[i][j]
End for
End for
If (m1 != n1 and m2!=n2)
Print "Addition is not possible"
Else
Initialize sum matrix sum[m1][n1] as 0 matrix
For i = 0 to m1-1
For j=0 to n1-1
sum[i][j] =a[i][j]+b[i][j]
End for
End for
End If
For i = 0 to m1-1
For j=0 to n1-1
Print sum[i][j]
End for
End for
END OF MATRIX ADDITION
START OF SCALAR MULTIPLICATION
Input no. of rows m and columns n of matrix
For i = 0 to m-1
For j=0 to n-1
Input a[i][j]
End for
End for
Input scalar value k
Initialize result matrix res[m][n] as 0 matrix
For i = 0 to m-1
For j=0 to n-1
res[i][j] = k *a[i][j]
End for
End for
End If
For i = 0 to m-1
For j=0 to n-1
Print res[i][j]
End for
End for
END OF SCALAR MULTIPLICATION
START OF MATRIX MULTIPLICATION
Input no. of rows m1 and columns n1 of first matrix
For i = 0 to m1-1
For j=0 to n1-1
Input a[i][j]
End for
End for
Input no. of rows m2 and columns n2 of second matrix
For i = 0 to m2-1
For j=0 to n2-1
Input b[i][j]
End for
End for
If (n1 != m2)
Print "Multiplication is not possible"
Else
Initialize product matrix c[m1][n2] as 0 matrix
For i = 0 to m1-1
For j=0 to n2-1
For k=0 to n1-1
c[i][j] =c[i][j]+( a[i][k] * b[k][j])
End for
End for
End for
End If
For i = 0 to m1-1
For j=0 to n2-1
Print c[i][j]
End for
End for
END OF MATRIX MULTIPLICATION
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