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It supports mathematical functions (including trigonometric functions).
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1.6*（8.2*9.1+10.521*2.2*2+6.233*0.1+1.5*0.3+2.028*3）
（8.2+0.3*2）*（9.1+0.3*2）+（1.521+0.3*2）*2.2*2+（36.233+0.3*2）*0.1+（1.5+0.3*2）*0.3+（2.028+0.3*2）*2*2
（8.2+0.3*2+1.221*2）*（9.1+0.3*2+1.221*2）+（10.521+0.3*2+1.221*2）*2.2*2+（36.233+0.3*2*1.221*2）*0.1+（1.5+0.3*2+1.221*2）*0.3+（2.028+0.3*2+1.221*2）*2*2
（1.5+0.3*2+2.332*2）*0.3+（2.028+0.3*2+2.332*2）*0.2*2
（8.2+0.3*2+2.332*0.2）*（9.1+0.3*2+2.332*0.2）+（10.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.3*2+2.332*0.2）*（92.1+0.3*2+2.332*0.2）+（15.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.3*2+2.332*2）*（92.1+0.3*2+2.332*2）+（15.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.1*2）*（92.1+0.1*2）+（15.521+0.1*2）*2.2*0.2+（36.233+0.1*2）*0.1+（1.5+0.1*2）*0.3+（21.028+0.1*2）*0.2=
1.25*4
1928.03688-1021.9909
2967.580627-91.81128-749.6972-52.4775-0.6×0.6×0.5×67
1928.03688-91.81128-749.6972-52.4775-0-0.6×0.6×0.5×67
0.5×0.25×419.82
163.8+281.34-0.6×27-0.48×19
(6.3-0.48-0.48)×24+(6.3-0.48-0.12)×3+ (1.56+2.4)×18+3.66+3.9+3.36+(60-0.48×2-0.6×14)+(40.5-0.48×2-0.6×9)+(15.6-0.3-0.48-3×0.6)
(27.9-0.48-0.3-0.6×6)+(4.2-0.3-0.48)+(15.6-0.3-0.48-3×0.6)
(6.3-0.48-0.48)×23+(6.3-0.48-0.12)×3+(1.56+2.4)×9+3.66+3.9+(1.86+2.4)×1+3.36+(60-0.48×2-0.6×14)
2967.580627×30%
2967.580627×70%
2.1×(18.84+0.3×2+0.67×2.1)×(63.06+0.3×2+0.67×2.1)+2.1×(7.48+0.3×2+0.67×2.1)×3+2.1×(7.18+0.3×2+0.67×2.1)×3
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（8.2+0.3*2）*（9.1+0.3*2）+（1.521+0.3*2）*2.2*2+（36.233+0.3*2）*0.1+（1.5+0.3*2）*0.3+（2.028+0.3*2）*2*2
（8.2+0.3*2+1.221*2）*（9.1+0.3*2+1.221*2）+（10.521+0.3*2+1.221*2）*2.2*2+（36.233+0.3*2*1.221*2）*0.1+（1.5+0.3*2+1.221*2）*0.3+（2.028+0.3*2+1.221*2）*2*2
（1.5+0.3*2+2.332*2）*0.3+（2.028+0.3*2+2.332*2）*0.2*2
（8.2+0.3*2+2.332*0.2）*（9.1+0.3*2+2.332*0.2）+（10.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.3*2+2.332*0.2）*（92.1+0.3*2+2.332*0.2）+（15.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.3*2+2.332*2）*（92.1+0.3*2+2.332*2）+（15.521+0.3*2+2.332*2）*2.2*0.2+（36.233+0.3*2+2.332*2）*0.1
（8.2+0.1*2）*（92.1+0.1*2）+（15.521+0.1*2）*2.2*0.2+（36.233+0.1*2）*0.1+（1.5+0.1*2）*0.3+（21.028+0.1*2）*0.2=
1.25*4
1928.03688-1021.9909
2967.580627-91.81128-749.6972-52.4775-0.6×0.6×0.5×67
1928.03688-91.81128-749.6972-52.4775-0-0.6×0.6×0.5×67
0.5×0.25×419.82
163.8+281.34-0.6×27-0.48×19
(6.3-0.48-0.48)×24+(6.3-0.48-0.12)×3+ (1.56+2.4)×18+3.66+3.9+3.36+(60-0.48×2-0.6×14)+(40.5-0.48×2-0.6×9)+(15.6-0.3-0.48-3×0.6)
(27.9-0.48-0.3-0.6×6)+(4.2-0.3-0.48)+(15.6-0.3-0.48-3×0.6)
(6.3-0.48-0.48)×23+(6.3-0.48-0.12)×3+(1.56+2.4)×9+3.66+3.9+(1.86+2.4)×1+3.36+(60-0.48×2-0.6×14)
2967.580627×30%
2967.580627×70%
2.1×(18.84+0.3×2+0.67×2.1)×(63.06+0.3×2+0.67×2.1)+2.1×(7.48+0.3×2+0.67×2.1)×3+2.1×(7.18+0.3×2+0.67×2.1)×3
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