Goods Mathematica

DHS 11.3 Option 9 Ryabushko

 -1  -1  -1
$1.2

DHS 11.4 Option 9 Ryabushko

 -1  -1  -1
$1.2

DHS 15.1 Option 9 Ryabushko

 -1  -1  -1
$1.2

DHS 6.4 Option 9 Ryabushko

 -1  -1  -1
$1.1