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const Double_t | mD = 1.86965 |
| | Mass of charged D (GeV/c^2)
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const Double_t | mD0 = 1.86483 |
| | Mass of neutral D (GeV/c^2)
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const Double_t | mDs = 1.96834 |
| | Mass of Ds (GeV/c^2)
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const Double_t | mB = 5.27934 |
| | Mass of charged B (GeV/c^2)
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const Double_t | mB0 = 5.27965 |
| | Mass of neutral B_d (GeV/c^2)
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const Double_t | mBs0 = 5.36688 |
| | Mass of neutral B_s (GeV/c^2)
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const Double_t | mPi = 0.13957039 |
| | Mass of pi+- (GeV/c^2)
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const Double_t | mPi0 = 0.1349768 |
| | Mass of pi0 (GeV/c^2)
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const Double_t | mK = 0.493677 |
| | Mass of K+- (GeV/c^2)
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const Double_t | mK0 = 0.497611 |
| | Mass of K0 (GeV/c^2)
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const Double_t | mEta = 0.547862 |
| | Mass of eta (GeV/c^2)
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const Double_t | mEtaPrime = 0.95778 |
| | Mass of eta' (GeV/c^2)
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const Double_t | mDSq = mD * mD |
| | Square of charged D mass.
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const Double_t | mD0Sq = mD0 * mD0 |
| | Square of neutral D mass.
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const Double_t | mDsSq = mDs * mDs |
| | Square of Ds mass.
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const Double_t | mBSq = mB * mB |
| | Square of charged B mass.
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const Double_t | mB0Sq = mB0 * mB0 |
| | Square of neutral B_d mass.
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const Double_t | mBs0Sq = mBs0 * mBs0 |
| | Square of neutral B_s mass.
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const Double_t | mPiSq = mPi * mPi |
| | Square of pi+- mass.
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const Double_t | mPi0Sq = mPi0 * mPi0 |
| | Square of pi0 mass.
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const Double_t | mKSq = mK * mK |
| | Square of K+- mass.
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const Double_t | mK0Sq = mK0 * mK0 |
| | Square of K0 mass.
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const Double_t | mEtaSq = mEta * mEta |
| | Square of eta mass.
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const Double_t | mEtaPrimeSq = mEtaPrime * mEtaPrime |
| | Square of eta' mass.
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const Double_t | tauB = 1.638 |
| | Lifetime of the B+ in ps.
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const Double_t | tauB0 = 1.519 |
| | Lifetime of the B0 in ps.
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const Double_t | deltaMd = 0.5065 |
| | Mass difference of the B_H and B_L - source PDG via HFLAV 2019.
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const Double_t | beta = 22.2 * TMath::DegToRad() |
| | Angle beta of the unitarity triangle - source PDG via HFLAV 2019.
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const Double_t | sin2beta = TMath::Sin( 2.0 * beta ) |
| | Sine of twice the angle beta of the unitarity triangle.
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const Double_t | pi = TMath::Pi() |
| | Pi.
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const Double_t | rootPi = TMath::Sqrt( TMath::Pi() ) |
| | Square root of Pi.
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const Double_t | twoPi = 2.0 * TMath::Pi() |
| | Two times Pi.
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const Double_t | threePi = 3.0 * TMath::Pi() |
| | Three times Pi.
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const Double_t | sixPi = 6.0 * TMath::Pi() |
| | Six times Pi.
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const Double_t | pim4 = 1.0 / TMath::Power( TMath::Pi(), 0.25 ) |
| | One over Pi to the one-fourth.
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const Double_t | piBy2 = 0.5 * TMath::Pi() |
| | Pi divided by two.
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const Double_t | rootPiBy2 = TMath::Sqrt( 0.5 * TMath::Pi() ) |
| | Square root of Pi divided by two.
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const Double_t | invPi = 1.0 / TMath::Pi() |
| | One over Pi.
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const Double_t | root2 = TMath::Sqrt( 2.0 ) |
| | Square root of two.
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const Double_t | log4 = TMath::Log( 4.0 ) |
| | Logarithm of four.
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Namespace to contain various constants.
1.8.18