#include #include #define MAX 3 void create(int[3][3]); void display(int[3][3]); void mul(int[3][3],int[3][3],int[3][3]); void transpose(int[3][3],int[3][3]); double determinant(int[3][3]); int isOrtho(int[3][3]); int main() { int mat1[3][3],mat2[3][3]; double d; create(mat1); create(mat2); printf("First array:\n"); display(mat1); printf("second array:\n"); display(mat2); d=determinant(mat1); printf("The determinant of first matrix is:%5.1f\n\n",d); if(d==0) printf("First Matrix is singular.\n\n"); else printf("First Matrix is not singular.\n\n"); d=isOrtho(mat1); if(d!=0) printf("First Matrix is orthogonal.\n\n"); else printf("First Matrix is not orthogonal.\n\n"); d=determinant(mat2); printf("The determinant of second matrix is:%5.1f\n\n",d); if(d==0) printf("Second Matrix is singular.\n\n"); else printf("Second Matrix is not singular.\n\n"); d=isOrtho(mat2); if(d!=0) printf("Second Matrix is orthogonal.\n\n"); else printf("Second Matrix is not orthogonal.\n\n"); return 0; } void create(int mat[3][3]) { int i,j; for(i=0;i

determinant and orthogonal matrix finder