Function for displaying divided difference table
void printDiffTable ( float y [ ] [ 10 ] , int n ) { for ( int i = 0 ; i < n ; i ++ ) { for ( int j = 0 ; j < n - i ; j ++ ) { cout << setprecision ( 4 ) << y [ i ] [ j ] << " TABSYMBOL ▁ " ; } cout << " STRNEWLINE " ; } }