LORENE
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Strange matter EOS (MIT Bag model). More...
#include <eos.h>
Public Member Functions | |
Eos_strange (double n0_b60_i, double b60_i, double ent0_i, double eps_fit_i, double rho0_b60_i) | |
Standard constructor. | |
Eos_strange (const Eos_strange &) | |
Copy constructor | |
virtual | ~Eos_strange () |
Destructor. | |
void | operator= (const Eos_strange &) |
Assignment to another Eos_strange . | |
virtual bool | operator== (const Eos &) const |
Comparison operator (egality) | |
virtual bool | operator!= (const Eos &) const |
Comparison operator (difference) | |
virtual int | identify () const |
Returns a number to identify the sub-classe of Eos the object belongs to. | |
double | get_n0_b60 () const |
Returns the baryon density at zero pressure divided by ![]() ![]() | |
double | get_b60 () const |
Returns the bag constant [unit: ![]() | |
double | get_ent0 () const |
Returns the log-enthalpy threshold for setting the energy density to a non zero value (should be negative). | |
double | get_eps_fit () const |
Returns the fitting parameter ![]() ![]() | |
double | get_rho0_b60 () const |
Returns the energy density at zero pressure divided by ![]() | |
virtual void | sauve (FILE *) const |
Save in a file. | |
virtual double | nbar_ent_p (double ent, const Param *par=0x0) const |
Computes the baryon density from the log-enthalpy. | |
virtual double | ener_ent_p (double ent, const Param *par=0x0) const |
Computes the total energy density from the log-enthalpy. | |
virtual double | press_ent_p (double ent, const Param *par=0x0) const |
Computes the pressure from the log-enthalpy. | |
virtual double | der_nbar_ent_p (double ent, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
virtual double | der_ener_ent_p (double ent, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
virtual double | der_press_ent_p (double ent, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
const char * | get_name () const |
Returns the EOS name. | |
void | set_name (const char *name_i) |
Sets the EOS name. | |
Cmp | nbar_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the baryon density field from the log-enthalpy field and extra parameters. | |
Scalar | nbar_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the baryon density field from the log-enthalpy field and extra parameters. | |
Cmp | ener_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the total energy density from the log-enthalpy and extra parameters. | |
Scalar | ener_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the total energy density from the log-enthalpy and extra parameters. | |
Cmp | press_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the pressure from the log-enthalpy and extra parameters. | |
Scalar | press_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the pressure from the log-enthalpy and extra parameters. | |
Cmp | der_nbar_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Scalar | der_nbar_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Cmp | der_ener_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Scalar | der_ener_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Cmp | der_press_ent (const Cmp &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Scalar | der_press_ent (const Scalar &ent, int nzet, int l_min=0, const Param *par=0x0) const |
Computes the logarithmic derivative ![]() | |
Static Public Member Functions | |
static Eos * | eos_from_file (FILE *) |
Construction of an EOS from a binary file. | |
static Eos * | eos_from_file (ifstream &) |
Construction of an EOS from a formatted file. | |
Protected Member Functions | |
Eos_strange (FILE *) | |
Constructor from a binary file (created by the function sauve(FILE*) ). | |
Eos_strange (ifstream &) | |
Constructor from a formatted file. | |
void | set_auxiliary () |
Computes the auxiliary quantities n0 , rh0 , b34 and fach from the values of the other parameters. | |
virtual ostream & | operator>> (ostream &) const |
Operator >> | |
void | calcule (const Cmp &thermo, int nzet, int l_min, double(Eos::*fait)(double, const Param *) const, const Param *par, Cmp &resu) const |
General computational method for Cmp 's. | |
void | calcule (const Scalar &thermo, int nzet, int l_min, double(Eos::*fait)(double, const Param *) const, const Param *par, Scalar &resu) const |
General computational method for Scalar 's. | |
Protected Attributes | |
double | n0_b60 |
Baryon density at zero pressure divided by ![]() | |
double | b60 |
Bag constant [unit: ![]() | |
double | ent0 |
Log-enthalpy threshold for setting the energy density to a non zero value (should be negative). | |
double | eps_fit |
Fitting parameter ![]() ![]() | |
double | rho0_b60 |
Energy density at zero pressure divided by ![]() | |
double | n0 |
Baryon density at zero pressure. | |
double | rho0 |
Energy density at zero pressure. | |
double | b34 |
![]() | |
double | fach |
Factor ![]() | |
char | name [100] |
EOS name. | |
Friends | |
Eos * | Eos::eos_from_file (FILE *) |
The construction functions from a file. | |
Eos * | Eos::eos_from_file (ifstream &) |
Strange matter EOS (MIT Bag model).
This equation of state (EOS) corresponds to u,d,s degenerate symetric matter in the MIT bag model, according to approximate formula given in Zdunik, Astron. Astrophys. 359 , 311 (2000). ()
Lorene::Eos_strange::Eos_strange | ( | double | n0_b60_i, |
double | b60_i, | ||
double | ent0_i, | ||
double | eps_fit_i, | ||
double | rho0_b60_i | ||
) |
Standard constructor.
n0_b60_i | Baryon density at zero pressure divided by ![]() ![]() |
b60_i | Bag constant [unit: ![]() |
ent0_i | Log-enthalpy threshold for setting the energy density to a non zero value (should be negative) |
eps_fit_i | Fitting parameter ![]() ![]() |
rho0_b60_i | Energy density at zero pressure divided by ![]() ![]() |
Definition at line 98 of file eos_strange.C.
References set_auxiliary().
Lorene::Eos_strange::Eos_strange | ( | const Eos_strange & | eos_i | ) |
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protected |
Constructor from a binary file (created by the function sauve(FILE*)
).
This constructor is protected because any EOS construction from a binary file must be done via the function Eos::eos_from_file(FILE*)
.
Definition at line 129 of file eos_strange.C.
References b60, ent0, eps_fit, Lorene::fread_be(), n0_b60, rho0_b60, and set_auxiliary().
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protected |
Constructor from a formatted file.
This constructor is protected because any EOS construction from a formatted file must be done via the function Eos::eos_from_file(ifstream&)
.
Definition at line 144 of file eos_strange.C.
References b60, ent0, eps_fit, n0_b60, rho0_b60, and set_auxiliary().
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virtual |
Destructor.
Definition at line 162 of file eos_strange.C.
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protectedinherited |
General computational method for Cmp
's.
thermo | [input] thermodynamical quantity (for instance the enthalpy field)from which the thermodynamical quantity resu is to be computed. |
nzet | [input] number of domains where resu is to be computed. |
l_min | [input] index of the innermost domain is which resu is to be computed [default value: 0]; resu is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
fait | [input] pointer on the member function of class Eos which performs the pointwise calculation. |
par | possible extra parameters of the EOS |
resu | [output] result of the computation. |
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protectedinherited |
General computational method for Scalar
's.
thermo | [input] thermodynamical quantity (for instance the enthalpy field)from which the thermodynamical quantity resu is to be computed. |
nzet | [input] number of domains where resu is to be computed. |
l_min | [input] index of the innermost domain is which resu is to be computed [default value: 0]; resu is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
fait | [input] pointer on the member function of class Eos which performs the pointwise calculation. |
par | possible extra parameters of the EOS |
resu | [output] result of the computation. |
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(e)/dln(H) is to be computed. |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(e)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 430 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(e)/dln(H) is to be computed. |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(e)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 440 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the logarithmic derivative
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 379 of file eos_strange.C.
References ent0, eps_fit, Lorene::exp(), and fach.
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(n)/dln(H) is to be computed. |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(n)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 407 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(n)/dln(H) is to be computed. |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(n)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 417 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the logarithmic derivative
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 364 of file eos_strange.C.
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(p)/dln(H) is to be computed. |
par | possible extra parameters of the EOS |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(p)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
Definition at line 452 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the logarithmic derivative
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the derivative dln(p)/dln(H) is to be computed. |
par | possible extra parameters of the EOS |
l_min | index of the innermost domain is which the coefficient dln(n)/dln(H) is to be computed [default value: 0]; the derivative dln(p)/dln(H) is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
Definition at line 462 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the logarithmic derivative
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 397 of file eos_strange.C.
References ent0, Lorene::exp(), and fach.
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inherited |
Computes the total energy density from the log-enthalpy and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the energy density is to be computed. |
l_min | index of the innermost domain is which the energy density is to be computed [default value: 0]; the energy density is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 363 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the total energy density from the log-enthalpy and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the energy density is to be computed. |
l_min | index of the innermost domain is which the energy density is to be computed [default value: 0]; the energy density is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 373 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the total energy density from the log-enthalpy.
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 329 of file eos_strange.C.
References ent0, eps_fit, Lorene::exp(), fach, and rho0.
Construction of an EOS from a binary file.
The file must have been created by the function sauve(FILE*)
.
Definition at line 177 of file eos_from_file.C.
References Lorene::fread_be().
Construction of an EOS from a formatted file.
The fist line of the file must start by the EOS number, according to the following conventions:
Eos_poly
).Eos_poly_newt
).Eos_incomp
).Eos_incomp_newt
).Eos_Fermi
)MEos
)Eos_multi_poly
)The second line in the file should contain a name given by the user to the EOS. The following lines should contain the EOS parameters (one parameter per line), in the same order than in the class declaration.
Definition at line 314 of file eos_from_file.C.
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Returns a number to identify the sub-classe of Eos
the object belongs to.
Implements Lorene::Eos.
Definition at line 137 of file eos_from_file.C.
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inherited |
Computes the baryon density field from the log-enthalpy field and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the baryon density is to be computed. |
l_min | index of the innermost domain is which the baryon density is to be computed [default value: 0]; the baryon density is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 338 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the baryon density field from the log-enthalpy field and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the baryon density is to be computed. |
l_min | index of the innermost domain is which the baryon density is to be computed [default value: 0]; the baryon density is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 348 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the baryon density from the log-enthalpy.
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 314 of file eos_strange.C.
References ent0, eps_fit, Lorene::exp(), and n0.
Comparison operator (difference)
Implements Lorene::Eos.
Definition at line 265 of file eos_strange.C.
References operator==().
void Lorene::Eos_strange::operator= | ( | const Eos_strange & | eosi | ) |
Assignment to another Eos_strange
.
Definition at line 172 of file eos_strange.C.
References b60, ent0, eps_fit, n0_b60, Lorene::Eos::name, rho0_b60, set_auxiliary(), and Lorene::Eos::set_name().
Comparison operator (egality)
Implements Lorene::Eos.
Definition at line 211 of file eos_strange.C.
References b60, ent0, eps_fit, identify(), Lorene::Eos::identify(), n0_b60, and rho0_b60.
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inherited |
Computes the pressure from the log-enthalpy and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the pressure is to be computed. |
l_min | index of the innermost domain is which the pressure is to be computed [default value: 0]; the pressure is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 385 of file eos.C.
References Lorene::Cmp::get_mp().
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inherited |
Computes the pressure from the log-enthalpy and extra parameters.
ent | [input, unit: ![]() ![]() ![]() |
nzet | number of domains where the pressure is to be computed. |
l_min | index of the innermost domain is which the pressure is to be computed [default value: 0]; the pressure is computed only in domains whose indices are in [l_min,l_min+nzet-1] . In the other domains, it is set to zero. |
par | possible extra parameters of the EOS |
Definition at line 395 of file eos.C.
References Lorene::Tensor::get_mp().
Computes the pressure from the log-enthalpy.
ent | [input, unit: ![]() |
Implements Lorene::Eos.
Definition at line 347 of file eos_strange.C.
References ent0, Lorene::exp(), fach, and rho0.
Save in a file.
Reimplemented from Lorene::Eos.
Definition at line 275 of file eos_strange.C.
References b60, ent0, eps_fit, Lorene::fwrite_be(), n0_b60, rho0_b60, and Lorene::Eos::sauve().
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The construction functions from a file.
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