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Allowable limits
The general calculation range of values used is as follows :
-9,999999999 x 10
99
≤ x ≤ 9,999999999 x 10
99
soit
|x| <10
100
Note :
|x| is the absolute value of x, thus |x|= –x if x‹0 and |x|=x if x≥0.
For some of the functions the intervals are inevitably smaller:
Function
x
-1
x
y
x
x
√y
10
x
ln x, log x
√x
e
x
sinh x, cosh x, tanh x
sinh
-1
x
cosh
-1
x
tanh
-1
x
sin x , cos x
tan x
sin
-1
x, cos
-1
x
RAD GRAD
Decimal and
sexagesimal degrees
Additional conditions
|x| ≥ 10
-99
|x| < 10
50
si y > 0, x.log y ≤ 100
si y = 0, x > 0
si y < 0, x.log |y| ≤ 100 et
x is an odd number or 1/x is a whole number (x ≠ 0)
si y > 0, 1/x.log y ≤ 100
si y = 0, x > 0
si y < 0, 1/x.log |y| ≤ 100 et
1/x is an odd number or x is a whole number (x ≠ 0)
x < 100
x ≥ 10
-99
x ≥ 0
x ≤ 230.2585092
|x| ≤ 230.2585092
|x| < 5 x 10
99
1 ≤ |x| < 5 x 10
99
|x|<1
DEG |x| < 9 x 10
9
RAD |x| ≤ 5
π
x 10
7
GRAD |x| < 1 x 10
10
Like x, and : (with n whole positive or negative
number)
DEG x≠ (2n-1) x 90
RAD x ≠ (2n-1)/2 x
π
GRAD x ≠ (2n-1) x100
|x| ≤ 1
|x| ≤ p/2 x 10
98
|x| < 10
10
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