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Mathematical calculation:
    Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
    It supports mathematical functions (including trigonometric functions).
    Current location:Mathematical operation > History of Mathematical Computation
    arctan(0.133*153.46*0.56)-90-arctan(0.56)-arctan(0.5*0.56)-arctan(153.46*0.56)
    arctan(0.133*55.97*0.56)-90-arctan(0.56)-arctan(0.5*0.56)-arctan(55.97*0.56)
    arctan(0.133*55.97*0.56)-90-arctan(0.56)-arctan(0.5*0.56)
    -90-arctan(1.8)-arctan(0.5*1.8)
    1÷(√(100×((22.41*3.115156)^2+1)÷3.115156^2÷(0.04*3.115156^2+1)÷(0.25*3.115156^2+1)÷((422.86*3.115156)^2+1)))
    1÷(20*lg√(100×((22.41*3.115156)^2+1)÷3.115156^2÷(0.04*3.115156^2+1)÷(0.25*3.115156^2+1)÷((422.86*3.115156)^2+1)))
    20*lg√(100×((22.41*3.115156)^2+1)÷3.115156^2÷(0.04*3.115156^2+1)÷(0.25*3.115156^2+1)÷((422.86*3.115156)^2+1))
    arctan(22.41*0.51)-90-arctan(0.2*0.51)-arctan(0.5*0.51)-arctan(422.86*0.51)
    -90+arctan(0.78*172.39*0.085)-arctan(0.2*0.78)-arctan(0.5*0.78)-arctan(0.78*172.39)
    -90+arctan(0.78*14.65)-arctan(0.2*0.78)-arctan(0.5*0.78)-arctan(0.78*172.39)
    -90+arctan(0.78*14.65)-arctan(0.5*0.78)-arctan(0.5*0.78)-arctan(0.78*172.39)
    √(100×(1+(14.65×0.78)^2)÷0.78^2÷(0.04*0.78^2+1)÷(0.25*0.78^2+1)÷((172.39*0.78)^2+1))
    -90-arctan(0.2*3.76)-arctan(0.5*3.76)
    -90-arctan(0.1*3.76)-arctan(0.2*3.76)-arctan(0.5*3.76)
    -90-arctan(0.1*44.16)
    arctan(4.39÷3*8.085475)-90-arctan(8.085475)-arctan(0.01*8.085475)-arctan(1/3*8.085475)
    -90-arctan(2)-arctan(0.01*2)
    -90-arctan(3.936)-arctan(0.01*3.936)
    -π÷2-arctan(3.936)-arctan(0.01*3.936)
    √(16^2÷10^2÷(10^2+1)÷((0.01^2)*10^2+1))

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  New addition:Lenders ToolBox module(Specific location:Math OP > Lenders ToolBox ),welcome。