Mathematics
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==equ==
Unary equation
Multivariate equation
==cal==
Solution inequality
Mathematical calculation
Fractional calculation
Mathematical statistics
Resolving prime factor
Fraction and Decimal Interactions
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==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
Function image
==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
10+48+62+367
19*12.05/7.98=
19*7.98/12.05=
121/2*7.98/14.27=
236-8-47-47-43-36-36=
4e^(-0.10469*0.5)+4e^(-0.10536)
4e^(-0.10469*0.5)+4e^(-0.10536)
23/6^5+0.123456789
3.14159265+1/1/1/1/2^2
1/2+5/9+9/5+0.33
arctan(20/7.5)-arctan(20/0.75)-arctan(20/100)=
arctan(20/7.5)-arctan(20/7.5)-arctan(20/100)=
arctan(20/7.5)-arctan(2/7.5)-arctan(2/100)=
arctan20
90-arctan(0.25*2.9)-arctan(0.06*4.9)=
arctan(3.725490)
arctan(0.531914)
arctan(0.4166666)
arctan(0.416666)
arctan[(2*0.591)/(sqrt(sqrt(1+4(0.591)^4)-2(0.591)^2))]
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