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Annotation of 43BSDReno/usr.bin/units/units.1, revision 1.1.1.1

1.1       root        1: .\" Copyright (c) 1990 Regents of the University of California.
                      2: .\" All rights reserved.  The Berkeley software License Agreement
                      3: .\" specifies the terms and conditions for redistribution.
                      4: .\"
                      5: .\"     @(#)units.1    6.2 (Berkeley) 6/24/90
                      6: .\"
                      7: .TH UNITS 1 "%Q"
                      8: .AT 3
                      9: .if n .ds / /
                     10: .if t .ds / \z/\h'\w'*'u'
                     11: .SH NAME
                     12: units \- conversion program
                     13: .SH SYNOPSIS
                     14: .B units
                     15: .SH DESCRIPTION
                     16: .I Units
                     17: converts quantities expressed
                     18: in various standard scales to
                     19: their equivalents in other scales.
                     20: It works interactively in this fashion:
                     21: .PP
                     22: .I "   You have:"
                     23: inch
                     24: .br
                     25: .I "   You want:"
                     26: cm
                     27: .br
                     28: .I "           * 2.54000e+00
                     29: .br
                     30: .I "           \*/ 3.93701e\-01
                     31: .PP
                     32: A quantity is specified as a multiplicative combination of
                     33: units optionally preceded by a numeric multiplier.
                     34: Powers are indicated by suffixed positive integers,
                     35: division by the usual sign:
                     36: .PP
                     37: .I "   You have:"
                     38: 15 pounds force/in2
                     39: .br
                     40: .I "   You want:"
                     41: atm
                     42: .br
                     43: .I "           * 1.02069e+00"
                     44: .br
                     45: .I "           \*/ 9.79730e\-01"
                     46: .PP
                     47: .I Units 
                     48: only does multiplicative scale changes.
                     49: Thus it can convert Kelvin to Rankine, but not Centigrade to
                     50: Fahrenheit.
                     51: Most familiar units,
                     52: abbreviations, and metric prefixes are recognized,
                     53: together with a generous leavening of exotica
                     54: and a few constants of nature including:
                     55: .PP
                     56: .nf
                     57:        pi      ratio of circumference to diameter
                     58:        c       speed of light
                     59:        e       charge on an electron
                     60:        g       acceleration of gravity 
                     61:        force   same as g
                     62:        mole    Avogadro's number
                     63:        water   pressure head per unit height of water
                     64:        au      astronomical unit
                     65: .PP
                     66: .fi
                     67: `Pound' is a unit of
                     68: mass.
                     69: Compound names are run together, e.g. `lightyear'.
                     70: British units that differ from their US counterparts
                     71: are prefixed thus: `brgallon'.
                     72: Currency is denoted `belgiumfranc', `britainpound', ...
                     73: .PP
                     74: For a complete list of units, `cat /usr/share/misc/units'.
                     75: .SH FILES
                     76: /usr/lib/units
                     77: .SH BUGS
                     78: Don't base your
                     79: financial plans on the currency conversions.

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