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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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