Citizen SR-281 - Page 8

-E8-
tanh x
x <
1 x 10
100
sinh
–1
x
x <
5 x 10
99
cosh
–1
x
1
싪 x < 5 x 10
99
tanh
–1
x
x <
1
log x, ln x
1 x 10
–99
싪
x < 1 x 10
100
10
x
–1 x 10
100
< x < 100
e
x
–1 x 10
100
< x
싪
230.2585092
x
0
싪
x < 1 x 10
100
x
2
x <
1 x 10
50
x
3
x <
2.15443469003 x 10
33
1/x
x <
1 x 10
100
, x
≠
0
3
x
x <
1 x 10
100
X !
0
싪
x
싪
69, x is an integer.
R P
22
y+x
<
1 x 10
100
P R
0
싪
r
<
1 x 10
100
Deg
Κ
ཎ
θ ཎ<
4.5 x 10
10
deg
Rad
Κ
ཎ
θ ཎ<
2.5 x 10
8
Ӹ
rad
Grad
Κ
ཎ
θ ཎ<
5 x 10
10
grad
however, for tan x
Deg
Κ
ཎ
θ ཎ≠
90 (2n+1)
RadΚཎ
θ ཎ≠
2
π
(2n+1)
Grad
Κ
ཎ
θ ཎ≠
100 (2n+1), (n is an integer)
ཎDཎ, M, S < 1 x 10
100
, 0
싪
M, S
x <
1 x 10
100
x
y
x > 0 : –1 x 10
100
< y log x < 100
x = 0 : y > 0
x < 0 : y = n, 1/(2n+1), n is an integer.
but –1 x 10
100
< y log ཎxཎ< 100
x
y
y
>
0 : x
≠
0, –1 x 10
100
<
x
1
log y
<
100
y = 0 : x
> 0
y
< 0 : x=2n+1, l/n, n is an integer.(n≠0)