example double operation:
-------------------------------

input x : 0xa598a8030da6d86c6bc7f2f5144ea549d28211ea58faa70ebf4c1e665c1fe9b5
input y : 0x204b5d6f84822c307e4b4a7140737aec23fc63b65b35f86a10026dbd2d864e6b

result :
----------

output x : 0x136933174bc388a74ebd6746e13afe0eef5d66580c8e23d33464c342dc0080
output y : 0x27015dc47dbfe781689f232541c0410560ac69c82044e8e5906e54680127ff92