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This is the documentation for a snapshot of the master branch, built from commit a07c63c9e5.

Struct template is_dimensionless_quantity

boost::units::is_dimensionless_quantity — Check that a type is a dimensionless quantity.


// In header: <boost/units/is_dimensionless_quantity.hpp>

template<typename T> 
struct is_dimensionless_quantity :
  public boost::units::is_quantity_of_dimension< T, dimensionless_type >