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Evaluate math expressions from command line or in interactive session.
Small (156 kB) command line calculator. Evaluate an expression directly from command line with
eval <expr> command
Example:
c:\> eval 2+3
5
or in an interactive session.
In a session, results may be assigned to unlimited number of variables and used in later calculations.
Example:
> x := 6+7
13.0000
>y := x*2
26.0000
Large number of elementary, special, trigonometric, hyperbolic and probability distribution functions are available.
Number of decimal digits is defined by...
A functional HP-style command-line RPN scientific calculator
HPN is a functional - as opposed to microcode - cross-platform emulation of a classic 1970s Hewlett-Packard scientific calculator for any command-line interface. Its operations completely model the historical and groundbreaking HP-35 series, and functions to support the HP-45 and the later HP-65, 67 and HP-15C are in the pipeline.