The Museum of HP Calculators

Differential Equations for the HP-95C

This program is Copyright © 1977 by Hewlett-Packard Company and is used here by permission. It was originally printed in the HP-95C Applications book. This program was entered by André Wilhelmus and the curator added comments from the HP manual.

This program is supplied without representation or warranty of any kind. André Wilhelmus, 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.

Program Listing

CODE KEYS
A-000    lbl A f LBL A
A-001        2 2
A-002       24 ÷
A-003    35 .4 STO . 4 h/2
A-004       64 R/S
A-005    35 .3 STO . 3 y0
A-006       11 x⇔y
A-007    35 .2 STO . 2 x0
A-008    61 14 f SPACE - - - - - - - - - - - - - - -
A-009 61 63  9 f LBL 9
A-010        b B
A-011    35 .1 STO . 1 c1/2
A-012    45 .3 RCL . 3
A-013       59 + yi + c1/2
A-014    45 .2 RCL . 2
A-015    45 .4 RCL . 4
A-016       59 +
A-017    35 .2 STO . 2 xi + (h/2)
A-018        b B
A-019    35 .0 STO . 0 c2/2
A-020    45 .3 RCL . 3
A-021       59 + yi + (c2/2)
A-022    45 .2 RCL . 2 xi + (h/2)
A-023        b B
A-024    45 .0 RCL . 0
A-025       11 x⇔y
A-026       59 +
A-027    35 .0 STO . 0 c3/2
A-028       55 CL X
A-029    61  0 f LAST x
A-030       21 ENTER ↑
A-031       59 + yi + c3
A-032    45 .3 RCL . 3
A-033       59 +
A-034    45 .2 RCL . 2
A-035    45 .4 RCL . 4
A-036       59 +
A-037    35 .2 STO . 2 xi + h → xi+1
A-038        b B
A-039    45 .1 RCL . 1
A-040       59 +
A-041    45 .0 RCL . 0
A-042       21 ENTER ↑
A-043       59 +
A-044       59 +
A-045        3 3
A-046       24 ÷ Δ=(1/6)(c1 + 2c2 + 2c3 + c4)
A-047    45 .3 RCL . 3
A-048       59 + yi+1 = yi + Δ
A-049    35 .3 STO . 3
A-050    45 .2 RCL . 2
A-051       14 PRINT x
A-052    45 .3 RCL . 3 xi+1
A-053       14 PRINT x
A-054    61 14 f SPACE
A-055       11 x⇔y yi+1
A-056    63  9 GTO 9
b-000    lbl b f LBL B

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