HP 15c User Manual
Page 139
Section 4: Using Matrix Operations
139
Keystrokes
Display
register.
t6
046- 22 6
Branch for continuation.
´b5
047-42,21, 5
Interval reduction routine.
l6
048- 45 6
O7
049- 44 7
Stores j+1 in R
7
.
´b4
050-42,21, 4
G8
051- 32 8
Restores original matrix to A.
l.0
052- 45 .0
l+.1
053-45,40,.1
2
054- 2
÷
055- 10
O8
056- 44 8
Calculates midpoint of interval.
G3
057- 32 3
Calculates slope.
|?0
058-43, 6, 0
”
059- 16
Changes sign for minimum.
1
060- 1
1
061- 1
OV
062- 44 25
Stores interval register number.
)
063- 33
|T1
064-43,30, 1
´eV
065-42, 5,25
l8
066- 45 8
O%
067- 44 24
Stores midpoint in R
.0
or R
.1
.
´e7
068-42, 5, 7
Decrements counter.
t4
069- 22 4
|n
070- 43 32
Exits when counter is zero.
´b3
071-42,21, 3
Routine to calculate slope.
l>Á
072-45,16,14
´<C
073-42,26,13
*
074- 20
l>A
075-45,16,11
+
076- 40
Calculates point x
j
+ ts
j
.
G8
077- 32 8
Swaps original matrix and new
point.
GE
078- 32 15
Calculates
f(x) in E.
O9
079- 44 9
Stores f(x) in R
9
.
l>E
080-45,16,15
l>Á
081-45,16,14
´<B
082-42,26,12