| Index Entry | | Section |
|---|
|
| ! | | |
|---|
| ‘!’ to indicate primitive units: | | Defining New Units |
| ‘!endlocale’: | | Localization |
| ‘!endutf8’: | | Unicode Support |
| ‘!include’: | | Units Data Files |
| ‘!locale’: | | Localization |
| ‘!unitlist’: | | Defining Unit List Aliases |
| ‘!utf8’: | | Unicode Support |
|
| * | | |
|---|
| ‘*’ operator: | | Operators |
| ‘**’ operator: | | Operators |
|
| + | | |
|---|
| ‘+’ operator: | | Sums and Differences of Units |
|
| - | | |
|---|
| ‘-’ as multiplication operator: | | Backwards Compatibility |
| ‘-’ as subtraction operator: | | Sums and Differences of Units |
| --check (option for units): | | Invoking Units |
| --check-verbose (option for units): | | Invoking Units |
| --compact (option for units): | | Invoking Units |
| --conformable (option for units): | | Invoking Units |
| --digits (option for units): | | Invoking Units |
| --exponential (option for units): | | Invoking Units |
| --file (option for units): | | Invoking Units |
| --help (option for units): | | Invoking Units |
| --history (option for units): | | Invoking Units |
| --info (option for units): | | Invoking Units |
| --locale (option for units): | | Invoking Units |
| --log (option for units): | | Invoking Units |
| --minus (option for units): | | Invoking Units |
| --newstar (option for units): | | Invoking Units |
| --oldstar (option for units): | | Invoking Units |
| --one-line (option for units): | | Invoking Units |
| --output-format (option for units): | | Invoking Units |
| --product (option for units): | | Invoking Units |
| --quiet (option for units): | | Invoking Units |
| --silent (option for units): | | Invoking Units |
| --strict (option for units): | | Invoking Units |
| --terse (option for units): | | Invoking Units |
| --units (option for units): | | Invoking Units |
| --unitsfile (option for units): | | Invoking Units |
| --verbose (option for units): | | Invoking Units |
| --verbose-check (option for units): | | Invoking Units |
| --version (option for units): | | Invoking Units |
| -1 (option for units): | | Invoking Units |
| -c (option for units): | | Invoking Units |
| -d (option for units): | | Invoking Units |
| -e (option for units): | | Invoking Units |
| -f (option for units): | | Invoking Units |
| -H (option for units): | | Invoking Units |
| -h (option for units): | | Invoking Units |
| -I (option for units): | | Invoking Units |
| -L (option for units): | | Invoking Units |
| -l (option for units): | | Invoking Units |
| -m (option for units): | | Invoking Units |
| -o (option for units): | | Invoking Units |
| -p (option for units): | | Invoking Units |
| -q (option for units): | | Invoking Units |
| -s (option for units): | | Invoking Units |
| -t (option for units): | | Invoking Units |
| -U (option for units): | | Invoking Units |
| -u (option for units): | | Invoking Units |
| -v (option for units): | | Invoking Units |
| -V (option for units): | | Invoking Units |
|
| : | | |
|---|
| ‘:=’ operator: | | Variables Assigned at Run Time |
|
| = | | |
|---|
| ‘=’ operator: | | Variables Assigned at Run Time |
| ‘=’ operator: | | Variables Assigned at Run Time |
|
| ? | | |
|---|
| ‘?’ for unit completion with readline: | | Readline Support |
| ‘?’ to show conformable units: | | Interactive Use |
|
| _ | | |
|---|
| ‘_’ to use result of previous conversion: | | Previous Result |
|
| | | | |
|---|
| ‘|’ operator: | | Operators |
|
| A | | |
|---|
| abrasive grit size: | | Other Nonlinear Units |
| addition of units: | | Sums and Differences of Units |
| additional units data files: | | Units Data Files |
| American Wire Gauge (AWG): | | Other Nonlinear Units |
|
| B | | |
|---|
| backwards compatibility: | | Backwards Compatibility |
| British Imperial measure: | | Unit Definitions |
| built-in functions: | | Built-in Functions |
|
| C | | |
|---|
| CGS Units Systems: | | CGS Units Systems |
| CGS units, prompt prefix: | | Prompt Prefix |
| CGS units, specifying: | | Specifying CGS Units |
| CGS units, using: | | CGS Units |
| circle, area of: | | Other Nonlinear Units |
| command, ‘!’ to indicate primitive units: | | Defining New Units |
| command, ‘!endlocale’: | | Localization |
| command, ‘!endutf8’: | | Unicode Support |
| command, ‘!endvar’: | | Localization |
| command, ‘!include’: | | Units Data Files |
| command, ‘!locale’: | | Localization |
| command, ‘!message’: | | Localization |
| command, ‘!set’: | | Localization |
| command, ‘!unitlist’: | | Defining Unit List Aliases |
| command, ‘!utf8’: | | Unicode Support |
| command, ‘!var’: | | Localization |
| command, ‘!varnot’: | | Localization |
| command-line options: | | Invoking Units |
| command-line unit conversion: | | Command Line Use |
| commands in units database: | | Database Syntax |
| compatibility: | | Backwards Compatibility |
| compatibility with earlier versions: | | Backwards Compatibility |
| completion, unit, using ‘?’ (readline only): | | Readline Support |
| conformable units, ‘?’ to show: | | Interactive Use |
| Consumer Price Index: | | US Consumer Price Index |
| CPI: | | US Consumer Price Index |
| CPI, updating: | | Currency |
| currency, updating: | | Currency |
|
| D | | |
|---|
| Darcy–Weisbach equation: | | Complicated Unit Expressions |
| data files: | | Data Files |
| data files, additional: | | Units Data Files |
| database syntax summary: | | Database Syntax |
| defining nonlinear units: | | Defining Nonlinear Units |
| defining piecewise linear units: | | Piecewise Linear Units |
| defining prefixes: | | Defining New Units |
| defining unit list aliases: | | Defining Unit List Aliases |
| defining units: | | Defining New Units |
| defining units with ‘-’: | | Backwards Compatibility |
| differences of units: | | Sums and Differences of Units |
| dimensionless units: | | Interactive Use |
| dimensionless units, defining: | | Defining New Units |
| division of numbers: | | Operators |
| division of units: | | Operators |
| domain, nonlinear unit definitions: | | Defining Nonlinear Units |
|
| E | | |
|---|
| environment dependent definitions: | | Localization |
| environment variable, HOME: | | Environment Vars |
| environment variable, LANG: | | Environment Vars |
| environment variable, LC_CTYPE: | | Environment Vars |
| environment variable, MYUNITSFILE: | | Units Data Files |
| environment variable, MYUNITSFILE: | | Environment Vars |
| environment variable, PAGER: | | Environment Vars |
| environment variable, UNITSFILE: | | Environment Vars |
| environment variable, UNITSLOCALEMAP: | | Environment Vars |
| environment variable, UNITS_ENGLISH: | | Environment Vars |
| environment variable, UNITS_SYSTEM: | | Environment Vars |
| environment variables: | | Environment Vars |
| exchange rates, updating: | | Currency |
| exponent operator: | | Operators |
|
| F | | |
|---|
| files, data: | | Data Files |
| flags, output format: | | Flags |
| format specification, output: | | Format Specification |
| fractions, numerical: | | Operators |
| functions of units: | | Defining Nonlinear Units |
| functions, built in: | | Built-in Functions |
|
| H | | |
|---|
| help: | | Interactive Use |
| help: | | Environment Vars |
| HOME environment variable: | | Environment Vars |
| hyphen as multiplication operator: | | Backwards Compatibility |
|
| I | | |
|---|
| Imperial measure: | | Unit Definitions |
| include files: | | Defining New Units |
| including additional units data files: | | Units Data Files |
| incompatible units: | | Interactive Use |
| interactive use: | | Interactive Use |
| international mile: | | Unit Definitions |
| international yard: | | Unit Definitions |
| invoking units: | | Invoking Units |
| iron pipe size (IPS): | | Other Nonlinear Units |
|
| L | | |
|---|
| LANG environment variable: | | Environment Vars |
| LC_CTYPE environment variable: | | Environment Vars |
| length measure, English customary: | | Unit Definitions |
| length measure, UK: | | Unit Definitions |
| linear interpolation: | | Piecewise Linear Units |
| locale: | | Locale |
| locale_map.txt: | | Locale |
| localization: | | Localization |
| log file: | | Logging Calculations |
| logging calculations: | | Logging Calculations |
| logs: | | Built-in Functions |
|
| M | | |
|---|
| measure, Imperial: | | Unit Definitions |
| mile, international: | | Unit Definitions |
| minus (‘-’) operator, subtraction: | | Sums and Differences of Units |
| multiplication of units: | | Operators |
| multiplication, hyphen: | | Backwards Compatibility |
| MYUNITSFILE environment variable: | | Units Data Files |
| MYUNITSFILE environment variable: | | Environment Vars |
|
| N | | |
|---|
| Natural units, using: | | Natural Units |
| nominal pipe size (NPS): | | Other Nonlinear Units |
| non-conformable units: | | Interactive Use |
| non-interactive unit conversion: | | Command Line Use |
| nonlinear unit conversions: | | Nonlinear Conversions |
| nonlinear unit conversions: | | Defining Nonlinear Units |
| nonlinear units, defining: | | Defining Nonlinear Units |
| nonlinear units, other: | | Other Nonlinear Units |
| numbers as units: | | Numbers as Units |
| numeric output format: | | Numeric Output Format |
| numerical fractions: | | Operators |
|
| O | | |
|---|
| operator precedence: | | Operators |
| operator, (‘**’): | | Operators |
| operator, ‘:=’: | | Variables Assigned at Run Time |
| operator, ‘=’: | | Variables Assigned at Run Time |
| operator, ‘=’: | | Variables Assigned at Run Time |
| operator, caret (‘^’): | | Operators |
| operator, hyphen (‘-’) as multiplication: | | Backwards Compatibility |
| operator, hyphen (‘-’) as subtraction: | | Sums and Differences of Units |
| operator, minus (‘-’): | | Sums and Differences of Units |
| operator, ‘per’: | | Operators |
| operator, plus (‘+’): | | Sums and Differences of Units |
| operator, slash (‘/’): | | Operators |
| operator, solidus (‘/’): | | Operators |
| operator, space: | | Operators |
| operator, star (‘*’): | | Operators |
| operator, vertical bar (‘|’): | | Operators |
| operators: | | Operators |
| options, setting interactively: | | Setting Options Interactively |
| output field width: | | Field Width |
| output format: | | Numeric Output Format |
| output format flags: | | Flags |
| output format specification: | | Format Specification |
| output precision: | | Precision |
|
| P | | |
|---|
| PAGER environment variable: | | Environment Vars |
| parentheses: | | Operators |
| parentheses: | | Operators |
| parentheses: | | Operators |
| parentheses: | | Sums and Differences of Units |
| parentheses: | | Complicated Unit Expressions |
| parentheses: | | Defining New Units |
| parentheses: | | Defining New Units |
| parentheses: | | Defining Nonlinear Units |
| ‘per’ operator: | | Operators |
| personal units data file: | | Units Data Files |
| piecewise linear units: | | Piecewise Linear Units |
| pipe size: | | Other Nonlinear Units |
| plus (‘+’) operator: | | Sums and Differences of Units |
| powers: | | Operators |
| precision, output: | | Precision |
| prefixes: | | Unit Definitions |
| prefixes and exponents: | | Operators |
| prefixes, definition of: | | Defining New Units |
| previous result: | | Previous Result |
| primitive units: | | Defining New Units |
| products of units: | | Operators |
| prompt prefix with CGS units: | | Prompt Prefix |
|
| Q | | |
|---|
| quotients of units: | | Operators |
|
| R | | |
|---|
| range, nonlinear unit definitions: | | Defining Nonlinear Units |
| readline, use with units: | | Readline Support |
| reciprocal conversion: | | Interactive Use |
| roots: | | Built-in Functions |
| runtime variables: | | Variables Assigned at Run Time |
|
| S | | |
|---|
| scripting with units: | | Scripting with Units |
| search: | | Interactive Use |
| set: | | Setting Options Interactively |
| setlocale function: | | Locale |
| setting options interactively: | | Setting Options Interactively |
| slash (‘/’) operator: | | Operators |
| solidus (‘/’) operator: | | Operators |
| sphere, volume of: | | Other Nonlinear Units |
| square roots: | | Built-in Functions |
| star (‘*’) operator: | | Operators |
| State Plane Coordinate System, US: | | Unit Definitions |
| strict conversion: | | Interactive Use |
| subtraction of units: | | Sums and Differences of Units |
| sums and differences of units: | | Sums and Differences of Units |
| sums of units: | | Sums and Differences of Units |
| sums of units: | | Unit Lists |
| survey foot, US: | | Unit Definitions |
| survey measure, US: | | Unit Definitions |
| survey mile, US: | | Unit Definitions |
| syntax of units database: | | Database Syntax |
|
| T | | |
|---|
| temperature conversions: | | Temperature Conversions |
|
| U | | |
|---|
| Unicode support: | | Unicode Support |
| unit completion using ‘?’ (readline only): | | Readline Support |
| unit definitions: | | Unit Definitions |
| unit expressions: | | Unit Expressions |
| unit expressions, complicated: | | Complicated Unit Expressions |
| unit list aliases: | | Unit Lists |
| unit list aliases, defining: | | Defining Unit List Aliases |
| unit lists: | | Unit Lists |
| unit name completion: | | Readline Support |
| units data file, personal: | | Units Data Files |
| units data files, additional: | | Units Data Files |
| units definitions, adding: | | Defining New Units |
| units definitions, changing: | | Defining New Units |
| units functions: | | Defining Nonlinear Units |
| units quotients: | | Operators |
| units systems, CGS: | | CGS Units Systems |
| units, definition of: | | Defining New Units |
| units, English customary: | | Unit Definitions |
| units, lookup method: | | Unit Definitions |
| units, piecewise linear: | | Piecewise Linear Units |
| units, primitive: | | Defining New Units |
| units, sums and differences: | | Sums and Differences of Units |
| units, sums of: | | Unit Lists |
| units, US customary: | | Unit Definitions |
| UNITSFILE environment variable: | | Environment Vars |
| UNITSLOCALEMAP environment variable: | | Environment Vars |
| UNITS_ENGLISH environment variable: | | Environment Vars |
| UNITS_SYSTEM environment variable: | | Environment Vars |
| US Consumer Price Index: | | US Consumer Price Index |
| US State Plane Coordinate System: | | Unit Definitions |
| US survey foot: | | Unit Definitions |
| US survey measure: | | Unit Definitions |
| US survey mile: | | Unit Definitions |
| UTF-8: | | Unicode Support |
|
| V | | |
|---|
| variables assigned at run time: | | Variables Assigned at Run Time |
| verbose output: | | Interactive Use |
| verbose output: | | Interactive Use |
| vertical bar (‘|’) operator: | | Operators |
| volume measure, English customary: | | Unit Definitions |
|
| W | | |
|---|
| white space: | | Operators |
| white space: | | Previous Result |
| wire gauge: | | Other Nonlinear Units |
| wire size: | | Other Nonlinear Units |
|
| Y | | |
|---|
| yard, international: | | Unit Definitions |
|