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- .if n .ds / /
- .if t .ds / \z/\h'\w'*'u'
- .th UNITS VI 8/30/74
- .sh NAME
- units \*- conversion program
- .sh SYNOPSIS
- .it Units
- converts quantities expressed
- in various standard scales to
- their equivalents in other scales.
- It works interactively in this fashion:
- .s3
- .it " You have:"
- inch
- .br
- .it " You want:"
- cm
- .br
- .it " * 2.54000e+00
- .br
- .it " \*/ 3.93701e\-01
- .s3
- A quantity is specified as a multiplicative combination of
- units optionally preceded by a numeric multiplier.
- Powers are indicated by suffixed positive integers,
- division by the usual sign:
- .s3
- .it " You have:"
- 15 pounds force/in2
- .br
- .it " You want:"
- atm
- .br
- .it " * 1.02069e+00"
- .br
- .it " \*/ 9.79730e\-01"
- .s3
- .it Units
- only does multiplicative scale changes.
- Thus it can convert Kelvin to Rankine, but not Centigrade to
- Fahrenheit.
- Most familiar units,
- abbreviations, and metric prefixes are recognized,
- together with a generous leavening of exotica
- and a few constants of nature including:
- .s3
- .nf
- pi ratio of circumference to diameter
- c speed of light
- e charge on an electron
- g acceleration of gravity
- force same as g
- mole Avogadro's number
- water pressure head per unit height of water
- au astronomical unit
- .s3
- .fi
- `Pound' is a unit of
- mass.
- Compound names are run together, e.g. `lightyear'.
- British units that differ from their US counterparts
- are prefixed thus: `brgallon'.
- For a complete list of units, `cat /usr/lib/units'.
- .sh FILES
- /usr/lib/units
- .sh BUGS
-