The Museum of HP Calculators

Numerical Integration for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the HP-67 Math Pac 1. This program was ported to the HP-41C by reading with the HP-41C card reader and the card reader may be required for operation of this program. This program was entered and uploaded by Tony Duell.

This program is supplied without representation or warranty of any kind. Tony Duell, Hewlett Packard and The Museum of HP Calculators therefore assume no responsibility and shall have no liability, consequential or otherwise, of any kind arising from the use of this program material or any part thereof.

Documentation Information (CD or source code)
How to get this Program to your Calculator (via HP-IL, disk, wand, and fingers)
Download Binary (.raw) program for disk or PC HP-IL Card download
Download Hexadecimal (.dat) program for Serial Port download

Program Listing

LINE  KEYS
 01 LBL "NUMI67"
 02 LBL 10
 03 LBL A
 04 STO 23
 05 RTN
 06 LBL 11
 07 LBL B
 08 STO 00
 09 STO 09
 10 0
 11 STO 22
 12 LBL 09
 13 RTN
 14 LBL 11
 15 LBL B
 16 STO 20
 17 XEQ 06
 18 ENTER
 19 +
 20 ST+ 09
 21 RCL 22
 22 1
 23 +
 24 STO 22
 25 RTN
 26 LBL 11
 27 LBL B
 28 STO 20
 29 XEQ 06
 30 ST+ 09
 31 RCL 22
 32 1
 33 +
 34 STO 22
 35 GTO 09
 36 LBL 12
 37 LBL C
 38 2
 39 RCL 00
 40 GTO 00
 41 LBL 13
 42 LBL D
 43 RCL 22
 44 XEQ 07
 45 3
 46 RCL 09
 47 LBL 00
 48 RCL 20
 49 -
 50 LBL 18
 51 LBL d
 52 RCL 23
 53 *
 54 X<>Y
 55 /
 56 7PRTX
 57 RTN
 58 LBL 15
 59 LBL a
 60 STO 21
 61 X<>Y
 62 STO 20
 63 RTN
 64 LBL 16
 65 LBL b
 66 STO 22
 67 LBL 07
 68 2
 69 /
 70 FRC
 71 X#0?
 72 GTO 14
 73 RTN
 74 LBL 17
 75 LBL c
 76 RCL 20
 77 7GSBI
 78 STO 00
 79 RCL 21
 80 7GSBI
 81 ST+ 00
 82 RCL 21
 83 RCL 20
 84 STO 24
 85 -
 86 RCL 22
 87 /
 88 STO 23
 89 0
 90 STO 09
 91 LBL 08
 92 RCL 23
 93 RCL 24
 94 +
 95 STO 24
 96 7GSBI
 97 XEQ 06
 98 ST+ 00
 99 2
100 ST+ 09
101 RCL 22
102 RCL 09
103 X=Y?
104 GTO 00
105 RCL 23
106 RCL 24
107 +
108 STO 24
109 7GSBI
110 XEQ 06
111 GTO 08
112 LBL 00
113 3
114 RCL 00
115 GTO 18
116 LBL 06
117 ENTER
118 +
119 ST+ 00
120 RTN
121 LBL 19
122 LBL e
123 STO 25
124 RTN
125 STOP
126 END

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