The Museum of HP Calculators


Gompertz Curve Trend Analysis for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the Business Stats Solution Book. 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 "GOMP"
 02 0
 03 STO 00
 04 STO 01
 05 STO 02
 06 STO 03
 07 SF 21
 08 RTN
 09 LBL A
 10 LN
 11 ST+ 01
 12 GTO 00
 13 LBL B
 14 LN
 15 ST+ 02
 16 GTO 00
 17 LBL C
 18 LN
 19 ST+ 03
 20 LBL 00
 21 1
 22 ST+ 00
 23 RCL 00
 24 RTN
 25 LBL D
 26 3
 27 ST/ 00
 28 RCL 03
 29 RCL 02
 30 -
 31 RCL 02
 32 RCL 01
 33 -
 34 /
 35 RCL 00
 36 1/X
 37 Y^X
 38 STO 05
 39 RCL 01
 40 RCL 03
 41 *
 42 RCL 02
 43 X^2
 44 -
 45 RCL 01
 46 RCL 03
 47 +
 48 RCL 02
 49 2
 50 *
 51 -
 52 /
 53 RCL 00
 54 /
 55 E^X
 56 STO 06
 57 RCL 05
 58 1
 59 -
 60 RCL 05
 61 RCL 00
 62 Y^X
 63 1
 64 -
 65 X^2
 66 /
 67 RCL 05
 68 /
 69 RCL 02
 70 RCL 01
 71 -
 72 *
 73 E^X
 74 STO 04
 75 "a"
 76 XEQ 01
 77 "b"
 78 RCL 05
 79 XEQ 01
 80 "c"
 81 RCL 06
 82 LBL 01
 83 "|-="
 84 ARCL X
 85 AVIEW
 86 RTN
 87 LBL E
 88 RCL 05
 89 X<>Y
 90 Y^X
 91 RCL 04
 92 X<>Y
 93 Y^X
 94 RCL 06
 95 *
 96 "Y."
 97 XEQ 01
 98 END

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