also be used with the HP-71B, HP-75 and HP-110 computers. HP-41 extension (or expansion) modules allowed the user of an HP-41 programmable calculator...

grabber. It is not clear if the creators behind the HP-41 were aware of all these "black holes". HP did not officially support these techniques, but probably...

(Hewlett-Packard) (Forty-one calculator language), the language used to program HP-41 calculators 41 Daphne, a main-belt asteroid This disambiguation page lists articles...

the HP-42S was to be released as a replacement for the aging HP-41 series as it is designed to be compatible with all programs written for the HP-41. Since...

from 40 hp (30 kW) up to 192.99 hp (143.91 kW) debuted. The 40 hp (30 kW) 1250, 45 hp (34 kW) 2150, 55 hp (41 kW) 2350, 65 hp (48 kW) 2550, 75 hp (56 kW)...

HP calculators are various calculators manufactured by the Hewlett-Packard company over the years. Their desktop models included the HP 9800 series, while...

computers/controllers HP 82401A HP-IL module for HP-71B HP-75C/D HP 110 aka HP Portable HP 110 Plus aka HP Portable Plus (HP 45711A) HP 45643A HP-IL/Parallel Interface...

undocumented features, somewhat similar to "synthetic programming" of the American HP-41, which were exploited by applying normal arithmetic operations to error...

twin-engine Avro Manchester. The Halifax has its origins in the twin-engine H.P.56 proposal of the late 1930s, produced in response to the British Air Ministry's...

programming language for the PDP-8 and similar machines Focal (HP-41), for programming HP calculators FOCAL (spacecraft), a proposed space telescope FOCAL...