Casio FC-200V User Guide - Page 140

Functions, Input Range

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Functions Input Range tanh-1x 0Ϲ ȊxȊ Ϲ9.999999999҂10-1 logx/lnx 0 x Ϲ9.999999999҂1099 10x -9.999999999҂1099Ϲ x Ϲ 99.99999999 ex -9.999999999҂1099Ϲ x Ϲ 230.2585092 'x 0Ϲ x  1 ҂ 10100 x2 ȊxȊ 1҂ 1050 1/x ȊxȊ 1҂ 10100 ; x G 0 3'x ȊxȊ 1҂ 10100 x! 0Ϲ x Ϲ 69 (x is an integer) nPr 0Ϲ n  1҂1010, 0Ϲ r Ϲ n (n, r are integers) 1Ϲ {n!/(n-r)!}  1҂10100 nCr 0Ϲ n  1҂1010, 0Ϲ r Ϲ n (n, r are integers) 1Ϲ n!/r!  1҂10100 or 1Ϲ n!/(n-r)!  1҂10100 Pol(x, y) ȊxȊ, ȊyȊ Ϲ9.999999999҂1099 x2+y2 Ϲ9.999999999҂1099 Rec(r,␪) 0Ϲ r Ϲ9.999999999҂1099 θ : Same as sinx xŒ0: -1҂10100 ylogx100 ^(xy) x҃0: yŒ0 x0: y҃n, m 2n+1 (m, n are integers) However: -1҂10100 ylogȊxȊ100 yŒ0: x G 0, -1҂101001/x logy100 x'y y҃0: xŒ0 y0: x҃2nѿ1, 2nm+1(m G 0; m, n are integers) However: -1҂10100 1/x logȊyȊ100 • Precision is basically the same as that described under "Calculation Range and Precision" on page E-137. • ^(xy), x'y, 3', x!, nPr, nCr type functions require consecutive internal calculation, which can cause accumulation of errors that occur with each calculation. • Error is cumulative and tends to be large in the vicinity of a function's singular point and inflection point. E-138

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E-138
Functions
Input Range
tanh
–1
x
0
±
³
x
³
±
9.999999999
±
10
–1
log
x
/ln
x
0
´
x
±
9.999999999
±
10
99
10
x
–9.999999999
±
10
99
±
x
±
99.99999999
e
x
–9.999999999
±
10
99
±
x
±
230.2585092
'
x
0
±
x
´
1
±
10
100
x
2
³
x
³´
1
±
10
50
1/
x
³
x
³´
1
±
10
100
;
x
G
0
3
'
x
³
x
³´
1
±
10
100
x
!
0
±
x
±
69 (
x
is an integer)
n
P
r
0
±
n
´
1
±
10
10
, 0
±
r
±
n
(
n
,
r
are integers)
1
±
{
n
!/(
n
–
r
)!}
´
1
±
10
100
n
C
r
0
±
n
´
1
±
10
10
, 0
±
r
±
n
(
n
,
r
are integers)
1
±
n
!/
r
!
´
1
±
10
100
or 1
±
n
!/(
n
–
r
)!
´
1
±
10
100
Pol(
x
,
y
)
³
x
³
,
³
y
³
±
9.999999999
±
10
99
x
2
+
y
2
±
9.999999999
±
10
99
Rec(
r
,
³
)
0
±
r
±
9.999999999
±
10
99
θ
: Same as sin
x
x
µ
0: –1
±
10
100
´
y
log
x
´
100
^(
x
y
)
x
0:
y
µ
0
x
´
0:
y
n
,
(
m
,
n
are integers)
However: –1
±
10
100
´
y
log
³
x
³´
100
y
µ
0:
x
G
0, –1
±
10
100
´
1/
x
log
y
´
100
x
'
y
y
0:
x
µ
0
y
´
0:
x
2
n
²
1,
(
m
G
0;
m
,
n
are integers)
However: –1
±
10
100
´
1/
x
log
³
y
³´
100
• Precision is basically the same as that described under
“Calculation Range and Precision” on page E-137.
• ^(
x
y
),
x
'
y
,
3
'
,
x
!,
n
P
r
,
n
C
r
type functions require
consecutive internal calculation, which can cause
accumulation of errors that occur with each calculation.
• Error is cumulative and tends to be large in the vicinity of
a function’s singular point and inflection point.
m
2
n
+1
2
n
+1
m