Alexandria  2.22.0
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CosmologicalParameters.cpp
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1 /*
2  * Copyright (C) 2012-2021 Euclid Science Ground Segment
3  *
4  * This library is free software; you can redistribute it and/or modify it under
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18 
26 
27 namespace Euclid {
28 namespace PhysicsUtils {
29 
30 CosmologicalParameters::CosmologicalParameters(double omega_m, double omega_lambda, double hubble_constant)
31  : m_omega_m{omega_m}
32  , m_omega_lambda{omega_lambda}
33  , m_omega_k{1.0 - omega_m - omega_lambda}
34  , m_H_0{hubble_constant} {}
35 
37  return m_omega_m;
38 }
39 
41  return m_omega_lambda;
42 }
43 
45  return m_omega_k;
46 }
47 
49  return m_H_0;
50 }
51 
52 } // namespace PhysicsUtils
53 } // namespace Euclid
CosmologicalParameters(double omega_m=0.3089, double omega_lambda=0.6911, double hubble_constant=67.74)
Constructor taking the cosmologycal parameters.
double getOmegaLambda() const
Get Omega Lambda for the cosmology.
double getHubbleConstant() const
Get the Hubble constant H_0 in (km/s)/Mpc.
double getOmegaM() const
Get Omega matter for the cosmology.
double getOmegaK() const
Get the Omega curvature (computed as 1 - Omega_m - Omega_L) for the cosmology.