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Hi, all:
I've uploaded a
new update (#006) to
my brand-new HP-related site, namely the following
9 files
9 (which you can download for free in
PDF or
JPG formats):
1. One Program
- HP Program VA710 - HP-71B Producing Digits of Pi one at a time
- 3-page paper featuring a 6-line proof-of-concept BASIC program I wrote in 1996 for the HP-71B pocket computer to produce an arbitrary number of digits of Pi (up to many thousands, subject to available memory and time) one at a time using a so-called "spigot" algorithm. A sample run computing 1,000 digits of Pi is featured.
2. Seven Pictures
- HP Picture VA352 - HP-35s
- My HP-35s, an early model which was presented to me at the time it was released. [...]
- HP Picture VA420 - HP-42S
- This is my HP-42S, the pinnacle of RPN calculators, a worthy successor to the HP-41C family [...]
- HP Picture VA421 - HP-42S
- This is my HP-42S, the pinnacle of RPN calculators, a worthy successor to the HP-41C family. [...]
- SHARP Picture VA248 - SHARP PC-1247
- This is my SHARP PC-1247, a very small, lightweight pocket computer which is a twin of the SHARP PC-1246 but fitted with double the memory [...]
- SHARP Picture VA100 - SHARP EL-5100
- This elegant model from 1979 is my SHARP EL-5100 in mint condition, a very rare vintage model which was presented to me and the most beautiful calculator in my 100+-strong collection hands down, just look at that hyperLOOONG LCD display ! [...]
- Other Picture VA015 - CASIO fx-7500G
- This is my CASIO fx-7500G, a most awesome scientific programmable graphic calculator released in 1989. [...]
- Other Picture VA003 - CASIO PB-2000C
- The CASIO PB-2000C is one of the rarest pocket computers, a multi-language one that included a buit-in standard (K&R) C interpreter. [...]
3. And One Selected Thread
HP Thread VA041 - The pace of progress Exact factorials and the past
That's all, hope you enjoy.
New update (#007) coming next Wednesday, 20th.
V.