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robve · 06-09-2024, 02:04 AM

Data for my wife's Ti BA II Plus and a Sharp EL-735 in my collection.

Code:

| #  | Ref        | N            | I%YR      | PV       | PMT          | FV        | P/YR | End |

|----|------------|--------------|-----------|----------|--------------|-----------|------|-----|

| 1  | DM         | 38 x 12      | 5.25%     | 270'000  | ?            | 0         | 12   | yes |

TI BA II Plus Professional PMT=-1368.148355

Sharp EL-735 PMT=-1368.148355

| 1b | DM         | 38 x 12      | ?         | 270'000  | -14'584/12   | 0         | 12   | yes |

TI BA II Plus Professional I%YR=4.373218372

Sharp EL-735 I%YR=4.373218367

| 2  | SlideRule  | 360          | 15% → 12% | 100'000  | ?-?          | 0         | 12   | yes |

TI BA II Plus Professional -1264.444022 - -1028.612597 = -235.8314251 => PV=6803.092175

Sharp EL-735 -1264.444022 - -1028.612597 = -235.8314251 => PV=6803.092175

| 3  | Kahan 1983 | 60x60x24x365 | 10%       | 0        | -0.01        | ?         | =N   | yes |

TI BA II Plus Professional FV=331667.0067

Sharp EL-735 FV=331559.3833

| 4  | DM         | 480          | 0 → ?     | 100'000  | ?→ PMT       | 0         | 12   | yes |

TI BA II Plus Professional I%YR=-6.652807E-14

Sharp EL-735 I%YR=0

| 5  | Dieter     | 10           | ?         | 50       | -30          | 400       | 1    | yes |

TI BA II Plus Professional I%=14.43587133

Sharp EL-735 I%=ERR

| 6  | Dieter     | 10           | ?         | 50       | -30          | 80        | 1    | yes |

TI BA II Plus Professional I%=-36.89336987

Sharp EL-735 I%=ERR

| 7  | A Chan     | 10           | ?         | -100     | 10           | 1e-10     | 12   | yes |

TI BA II Plus Professional I%YR=2.181818E-10

Sharp EL-735 I%YR=0

| 8  | Miguel     | 32           | ?         | -999'999 | 0            | 1e6       | 1    | yes |

TI BA II Plus Professional I%YR=3.125E-06

Sharp EL-735 I%YR=3.124E-06

| 9  | DM         | ?            | 25        | 100000   | -2083.333334 | 0         | 12   | yes |

TI BA II Plus Professional N=1060.279147

Sharp EL-735 N=1060.30339

| 10 | DM         | ?            | 25        | 100000   | -2040.816327 | 0         | 12   | no  |

TI BA II Plus Professional N=1076.286526

Sharp EL-735 N=1078.475379

| 11 | robve      | 60x24x365    | 1/6% → ?  | 0        | -0.01        | ?→ FV     | =N   | yes |

TI BA II Plus Professional FV=5260.382426 I%=3.17E-07 I%N=0.166666667

Sharp EL-735 FV=5258.756613 I%=1.99E-07 I%N=0.104784254

| 12 | robve      | 40           | ? → I%YR  | 900      | -400         | -1000 → ? | 1    | no  |

TI BA II Plus Professional I%=80 FV=-999.54

Sharp EL-735 I%=80 FV=-975.1051597

Results for the secant solver on Sharp and in C are forthcoming, after I verified it with more experiments. I may also elect to improve it a bit more.

- Rob