User Manual


2. 输入范围
函数 实数解的输入范围
内部
数位
精度 注意
sin
x
cos x
tan x
x <× 



x <× 

π 
x <× 





± 
󰁠
x 

x  n 
x  π n 
x  n 
sin
-1
x
cos
-1
x


tan
-1
x
x <


x <× 

sinh x
cosh x

tanh x
x <
 

x <× 

sinh
-1
x

cosh
-1
x

tanh
-1
x
x <× 

 
<
x <× 

x <
log
x
In x
× 

<x <× 


•󰇵󰇒
10
x



e
x
× 

<x <

•󰇵󰇒
× 

<x <
'
x

x
2
<x <× 


•󰇵󰇒x <× 

1/ x

3
'
x
x <× 

x  

•󰇵󰇒x <× 

x !
<x <
x 󰄽

n P r
n C r
<× 

n r n r 󰄽
<r <n n <× 


Pol (
x , y ) x

y

<


Rec
(
r , θ )

r <× 

 θ <× 


 θ <× 

π 

θ <× 



󰁠
θ 
 θ  n 
 θ  π n 
 θ  n 