Package | Description |
---|---|
javax.measure.quantity |
Provides quantitative properties or attributes of thing such as
mass, time, distance, heat, and angular separation.
|
javax.measure.unit |
Provides support for programatic unit handling.
|
org.jscience.physics.amount |
Provides support for exact or arbitrary precision measurements.
|
Modifier and Type | Interface and Description |
---|---|
interface |
Angle
This interface represents the figure formed by two lines diverging from a
common point.
|
interface |
DataAmount
This interface represents a measure of data amount.
|
interface |
SolidAngle
This interface represents the angle formed by three or more planes intersecting
at a common point.
|
Modifier and Type | Field and Description |
---|---|
static Unit<Dimensionless> |
Dimensionless.UNIT
Holds the SI unit (Système International d'Unités) for this quantity.
|
Modifier and Type | Field and Description |
---|---|
static Unit<Dimensionless> |
NonSI.DECIBEL
A logarithmic unit used to describe a ratio
(standard name
dB ). |
static Unit<Dimensionless> |
Unit.ONE
Holds the dimensionless unit
ONE . |
static Unit<Dimensionless> |
NonSI.PERCENT
A dimensionless unit equals to
0.01
(standard name % ). |
Modifier and Type | Field and Description |
---|---|
static Amount<Dimensionless> |
Constants.four_π
Holds 4·
Constants.π . |
static Amount<Dimensionless> |
Constants.half_π
Holds
Constants.π /2. |
static Amount<Dimensionless> |
Amount.ONE
Holds a dimensionless measure of one (exact).
|
static Amount<Dimensionless> |
Constants.two_π
Holds 2·
Constants.π . |
static Amount<Dimensionless> |
Amount.ZERO
Holds a dimensionless measure of zero (exact).
|
static Amount<Dimensionless> |
Constants.α
Holds the fine structure constant (e²/(2·ε0·c·h))
|
static Amount<Dimensionless> |
Constants.π
Holds the ratio of the circumference of a circle to its diameter.
|
static Amount<Dimensionless> |
Constants.π_square
Holds
Constants.π ². |
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