The Museum of HP Calculators


Incomplete Beta Function 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 High Level Math Solution Book. 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 "INBETA"
 02 LBL 14
 03 LBL E
 04 1
 05 STO 07
 06 STO 06
 07 STO 04
 08 0
 09 STO 08
 10 STO 05
 11 LBL 00
 12 STO 09
 13 RCL 01
 14 RCL 08
 15 +
 16 ENTER
 17 ENTER
 18 RCL 02
 19 +
 20 *
 21 RCL 01
 22 RCL 08
 23 +
 24 RCL 08
 25 +
 26 /
 27 LASTX
 28 1
 29 +
 30 /
 31 RCL 03
 32 *
 33 CHS
 34 ENTER
 35 ENTER
 36 RCL 05
 37 *
 38 RCL 04
 39 +
 40 STO 05
 41 CLX
 42 RCL 07
 43 *
 44 RCL 06
 45 +
 46 STO 07
 47 RCL 08
 48 1
 49 +
 50 STO 08
 51 RCL 02
 52 RCL 08
 53 -
 54 *
 55 RCL 01
 56 RCL 08
 57 +
 58 RCL 08
 59 +
 60 /
 61 LASTX
 62 1
 63 -
 64 /
 65 RCL 03
 66 *
 67 ENTER
 68 ENTER
 69 RCL 04
 70 *
 71 RCL 05
 72 +
 73 STO 04
 74 X<>Y
 75 RCL 06
 76 *
 77 RCL 07
 78 +
 79 STO 06
 80 X#0?
 81 /
 82 RCL 09
 83 X<>Y
 84 X#Y?
 85 GTO 00
 86 RCL 03
 87 RCL 01
 88 Y^X
 89 *
 90 1
 91 RCL 03
 92 -
 93 RCL 02
 94 Y^X
 95 *
 96 RCL 01
 97 /
 98 STOP
 99 LBL 10
100 LBL A
101 STO 01
102 STOP
103 LBL 11
104 LBL B
105 STO 02
106 STOP
107 LBL 12
108 LBL C
109 STO 03
110 STOP
111 END

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