def calculateTimeDilation( velocity ):
validateUnits( velocity, 'velocity' )
c_ratio = divide( velocity, getSpeedOfLight( ) ).value
if c_ratio == 1:
return inf
return fdiv( 1, sqrt( fsub( 1, power( c_ratio, 2 ) ) ) )
def calculateMassEquivalence( energy ):
validateUnits( energy, 'energy' )
mass = divide( energy, multiply( getSpeedOfLight( ), getSpeedOfLight( ) ) )
return mass.convert( 'kilogram' )
def calculateEnergyEquivalence( mass ):
validateUnits( mass, 'mass' )
energy = getProduct( [ mass, getSpeedOfLight( ), getSpeedOfLight( ) ] )
return energy.convert( 'joule' )
def calculateSchwarzchildRadius( mass ):
validateUnits( mass, 'mass' )
radius = getProduct( [ 2, getNewtonsConstant( ), mass ] ).divide( getPower( getSpeedOfLight( ), 2 ) )
return radius.convert( 'meter' )