Calculator User Manual

296
Chapter 20: A to Z Function and Instruction Reference
20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 296 of 118
fMax(
CALC menu
fMax(
expression
,
variable
,
lower
,
upper
)
Returns the value at which a local maximum of
expression
with respect to
variable
occurs, between
real
lower
and
upper
values for
variable
.
The tolerance is controlled by the built-in variable
tol
,
whose default is 1
E
L
5. To view or set
tol,
press - ™
) to display the tolerance editor.
fMax(sin x,x,
L
p
,
p
)
b
1.57079632598
fMin(
CALC menu
fMin(
expression
,
variable
,
lower
,
upper
)
Returns the value at which a local minimum of
expression
with respect to
variable
occurs, between
real
lower
and
upper
bounds for
variable
.
The tolerance is controlled by the built-in variable
tol
,
whose default is 1
E
L
5. To view or set
tol,
press - ™
) to display the tolerance editor.
fMin(sin x,x,
L
p
,
p
)
b
L
1.57079632691
fnInt(
CALC menu
fnInt(
expression
,
variable
,
lower
,
upper
)
Returns the numerical function integral of
expression
with respect to
variable
, between real
lower
and
upper
bounds for
variable
.
The tolerance is controlled by the built-in variable
tol
,
whose default is 1
E
L
5. To view or set
tol,
press - ™
) to display the tolerance editor.
fnInt(x
2
,x,0,1)
b
.333333333333
FnOff
† GRAPH VARS menu
FnOff
function#
,
function#
,
...
Deselects the specified equation function numbers.
FnOff 1,3
b
Done