説明:

The program allows the calculation of complex arithmetic operations, for example:
(6+3-2.5*5.3)^(2.3*0.74),
(5.3*(9.3-11.3)^3)^(7-(3.5+1.5)),
2.3%*(-4.3/(-1.7-0.043)+7.3%-9.1),
27^(1/3).