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Annotation of 43BSDTahoe/man/man1/units.1, revision 1.1.1.1

1.1       root        1: .\"    @(#)units.1     6.1 (Berkeley) 4/29/85
                      2: .\"
                      3: .TH UNITS 1 "April 29, 1985"
                      4: .AT 3
                      5: .if n .ds / /
                      6: .if t .ds / \z/\h'\w'*'u'
                      7: .SH NAME
                      8: units \- conversion program
                      9: .SH SYNOPSIS
                     10: .B units
                     11: .SH DESCRIPTION
                     12: .I Units
                     13: converts quantities expressed
                     14: in various standard scales to
                     15: their equivalents in other scales.
                     16: It works interactively in this fashion:
                     17: .PP
                     18: .I "   You have:"
                     19: inch
                     20: .br
                     21: .I "   You want:"
                     22: cm
                     23: .br
                     24: .I "           * 2.54000e+00
                     25: .br
                     26: .I "           \*/ 3.93701e\-01
                     27: .PP
                     28: A quantity is specified as a multiplicative combination of
                     29: units optionally preceded by a numeric multiplier.
                     30: Powers are indicated by suffixed positive integers,
                     31: division by the usual sign:
                     32: .PP
                     33: .I "   You have:"
                     34: 15 pounds force/in2
                     35: .br
                     36: .I "   You want:"
                     37: atm
                     38: .br
                     39: .I "           * 1.02069e+00"
                     40: .br
                     41: .I "           \*/ 9.79730e\-01"
                     42: .PP
                     43: .I Units 
                     44: only does multiplicative scale changes.
                     45: Thus it can convert Kelvin to Rankine, but not Centigrade to
                     46: Fahrenheit.
                     47: Most familiar units,
                     48: abbreviations, and metric prefixes are recognized,
                     49: together with a generous leavening of exotica
                     50: and a few constants of nature including:
                     51: .PP
                     52: .nf
                     53:        pi      ratio of circumference to diameter
                     54:        c       speed of light
                     55:        e       charge on an electron
                     56:        g       acceleration of gravity 
                     57:        force   same as g
                     58:        mole    Avogadro's number
                     59:        water   pressure head per unit height of water
                     60:        au      astronomical unit
                     61: .PP
                     62: .fi
                     63: `Pound' is a unit of
                     64: mass.
                     65: Compound names are run together, e.g. `lightyear'.
                     66: British units that differ from their US counterparts
                     67: are prefixed thus: `brgallon'.
                     68: Currency is denoted `belgiumfranc', `britainpound', ...
                     69: .PP
                     70: For a complete list of units, `cat /usr/lib/units'.
                     71: .SH FILES
                     72: /usr/lib/units
                     73: .SH BUGS
                     74: Don't base your
                     75: financial plans on the currency conversions.

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