Download Free42 for Windows 7 - A Decimal and Binary Calculator application

Free42 2.0.2

A Decimal and Binary Calculator application

A Decimal and Binary Calculator application

Publisher review for Free42 2.0.2:

Review by: Thomas Okken
The Free42 application was designed to be a complete re-implementation of the HP-42S calculator and the HP-82240 printer. Free42 was written from scratch, without using any HP code. You do not need any ROM images in order to use it, yet it is fully HP-42S compatible.



The calculator integrates both the binary and decimal versions, which look identically, but represent the numbers internally in different ways.



Free42 Decimal uses Hugh Steers\' 7-digit base-10000 BCD20 library, which gives 25 decimal digits of precision, with exponents ranging from -10000 to 9999. Transcendental functions are evaluated to at least 20 digits. Each number consumes 16 bytes of memory.



Free42 Binary uses the PC\'s FPU, if available; it represents numbers as IEEE-754 compatible double precision binary floating point, which consumes 8 bytes per number, and gives an effective precision of nearly 16 decimal digits, with exponents ranging from -308 to 307 (actually, exponents can be less than -308, but such small numbers are
Requirements:


Operating system:
Windows XP / Vista / 7 / 7 64 bit / 8

Free42 screenshots:

Free42 download tags:

HP-42S simulator binary calculator decimal calculator calculation

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