Fraction Quantity and Units

Fraction is a dimensionless quantity. Definitions are provided in namespace fraction. The base quantity defines derived quantity type UnityClass, and Variable Fraction, Constant FractionConstant, and a VariableVector FractionVector.

The Dimension of Fraction is thus .

Fraction defines the following Units:

• Unity
• Percent
• Permille
• Ppm

The default unit is Unity. The default name in the base quantity is `fraction', and the default symbol is empty. The derived quantities do not overwrite these values.

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