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It supports mathematical functions (including trigonometric functions).
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(1276.73+2770.47+322.23)+(764.235+20.224+1104.361+260.968+115.26+77.92)+0.5[(1971.53+972.972)+(1972.07+2226.27)+2125.765]
(777.91+3055.44+447.39)+(764.235+20.224+1104.361+260.968+115.26+77.92)+[（972.972+126.126）×0.5+15.597]+[(2226.27+165.13)×0.5+133.24]+574.175×0.5=
arccos0.618034
arcsin0.618034
1.82×（54.6×2+20.7×2-4.2）×0.5
√(1+20^2)/(20*√((1+20^2/4)*((1-20^2/9)^2+20^2/9)))
√(1+20^2)/(1*√((1+20^2/4)*((1-20^2/9)^2+20^2/9)))
√(1+10^2)/(10*√((1+10^2/4)*((1-10^2/9)^2+10^2/9)))
√(1+10^2)/(10*√((1+10^2/4)*((1-10^2/9)^2+18^2/9)))
√(1+5^2)/(5*√((1+5^2/4)*((1-5^2/9)^2+5^2/9)))
√(1+3^2)/(3*√((1+3^2/4)*((1-3^2/9)^2+3^2/9)))
√(1+1^2)/(1*√((1+1^2/4)*((1-1^2/9)^2+1^2/9)))
√(1+3^2)/(3*√((1+3^2/4)*(1-3^2/9)^2+3^2/9))
(239+143+109)/30
（223-222.5）+（222.5-213）+（272-222.5）+（222.5-199）+（222.5-219）+（245-222.5）
（222.5-211）+（231-222.5）+（251-222.5）+（224-222.5）+（222.5-217）+（230-222.5）+（241-222.5）+（222.5-208）+（222.5-222）+（234-222.5）+（222.5-218）+（253-222.5）
（222.5-207）+（226-222.5）+（247-222.5）+（222.5-202）+（222.5-188）+（260-222.5）+（222.5-190）+（222.5-186）+（222.5-215）+（228-222.5）+（222.5-221）+（242-222.5）
(777.91+3055.44+447.39)+(764.235+20.224+1104.361+260.968+115.26+77.92)+972.972+2226.27+0.5×2125.765
√(1+1^2)/(1*√((1+1^2/4)*(1-1^2/9)^2+1^2/9))
(1276.73+2770.47+322.23)+(606.89+20.224+1000.18+33.646)+0.5[(1971.53+972.972)+(1972.07+2226.27)+2125.765]
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(777.91+3055.44+447.39)+(764.235+20.224+1104.361+260.968+115.26+77.92)+[（972.972+126.126）×0.5+15.597]+[(2226.27+165.13)×0.5+133.24]+574.175×0.5=
arccos0.618034
arcsin0.618034
1.82×（54.6×2+20.7×2-4.2）×0.5
√(1+20^2)/(20*√((1+20^2/4)*((1-20^2/9)^2+20^2/9)))
√(1+20^2)/(1*√((1+20^2/4)*((1-20^2/9)^2+20^2/9)))
√(1+10^2)/(10*√((1+10^2/4)*((1-10^2/9)^2+10^2/9)))
√(1+10^2)/(10*√((1+10^2/4)*((1-10^2/9)^2+18^2/9)))
√(1+5^2)/(5*√((1+5^2/4)*((1-5^2/9)^2+5^2/9)))
√(1+3^2)/(3*√((1+3^2/4)*((1-3^2/9)^2+3^2/9)))
√(1+1^2)/(1*√((1+1^2/4)*((1-1^2/9)^2+1^2/9)))
√(1+3^2)/(3*√((1+3^2/4)*(1-3^2/9)^2+3^2/9))
(239+143+109)/30
（223-222.5）+（222.5-213）+（272-222.5）+（222.5-199）+（222.5-219）+（245-222.5）
（222.5-211）+（231-222.5）+（251-222.5）+（224-222.5）+（222.5-217）+（230-222.5）+（241-222.5）+（222.5-208）+（222.5-222）+（234-222.5）+（222.5-218）+（253-222.5）
（222.5-207）+（226-222.5）+（247-222.5）+（222.5-202）+（222.5-188）+（260-222.5）+（222.5-190）+（222.5-186）+（222.5-215）+（228-222.5）+（222.5-221）+（242-222.5）
(777.91+3055.44+447.39)+(764.235+20.224+1104.361+260.968+115.26+77.92)+972.972+2226.27+0.5×2125.765
√(1+1^2)/(1*√((1+1^2/4)*(1-1^2/9)^2+1^2/9))
(1276.73+2770.47+322.23)+(606.89+20.224+1000.18+33.646)+0.5[(1971.53+972.972)+(1972.07+2226.27)+2125.765]
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