CAMBdata:CLS :: Fortran CAMB Documentation

Subroutines

AngularDiameterDistance2Arr(this, n, arr, z1, z2)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z1(n)
- real(dl) intent(in) :: z2(n)
AngularDiameterDistanceArr(this, n, arr, z)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z(n)
ComovingRadialDistanceArr(this, n, arr, z, tol)

z array must be monotonically increasing
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z(n)
- real(dl) intent(in) :: tol
DarkEnergyStressEnergy(this, n, a, grhov_t, w)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(in) :: a(n)
- real(dl) intent(out) :: grhov_t(n)
- real(dl) intent(out) :: w(n)
DeltaPhysicalTimeGyrArr(this, n, arr, a1, a2, tol)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: a1(n)
- real(dl) intent(in) :: a2(n)
- real(dl) intent(in), optional :: tol
DeltaTimeArr(this, n, arr, a1, a2, tol)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: a1(n)
- real(dl) intent(in) :: a2(n)
- real(dl) intent(in), optional :: tol
Free(this)
- CAMBdata :: this
GetBackgroundDensities(this, n, a_arr, densities)

return array of 8*pi*G*rho*a**4 for each species
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(in) :: a_arr(n)
- real(dl) intent(out) :: densities(8,n)
GetComputedPKRedshifts(this, Params, eta_k_max)
- CAMBdata :: this
- CAMBParams :: Params
- real(dl) intent(in), optional :: eta_k_max
HofzArr(this, n, arr, z)

non-comoving Hubble in MPC units, divide by MPC_in_sec to get in SI units multiply by c/1e3 to get in km/s/Mpc units
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z(n)
RedshiftAtTimeArr(this, n, arr, tau)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: tau(n)
SelfPointer(cptr, P)
- c_ptr :: cptr
- TPythonInterfacedClass pointer :: P
SetParams(this, P, error, DoReion, call_again, background_only)

Initialize background variables; does not yet calculate thermal history
- CAMBdata target :: this
- CAMBparams intent(in) :: P
- integer optional :: error Zero if OK
- logical optional :: DoReion
- logical optional :: call_again
- logical optional :: background_only
sound_horizon_zArr(this, n, arr, z)
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z(n)
TimeOfzArr(this, n, arr, z, tol)

z array must be monotonically *decreasing* so times increasing
- CAMBdata :: this
- integer intent(in) :: n
- real(dl) intent(out) :: arr(n)
- real(dl) intent(in) :: z(n)
- real(dl) intent(in), optional :: tol

Functions

real(dl)
AngularDiameterDistance(this, z)
- CAMBdata :: this
- real(dl) intent(in) :: z
real(dl)
AngularDiameterDistance2(this, z1, z2)

z1 < z2, otherwise returns zero From http://www.slac.stanford.edu/~amantz/work/fgas14/#cosmomc
- CAMBdata :: this
- real(dl) intent(in) :: z1
- real(dl) intent(in) :: z2
real(dl)
BAO_D_v(this, z)
- CAMBdata :: this
- real(dl) intent(IN) :: z
real(dl)
binary_search(this, func, goal, x1, x2, tol, widex1, widex2)

This is about twice as inefficient as Brent
- CAMBdata :: this
- procedure(state_function) :: func
- real(dl) intent(in) :: goal
- real(dl) intent(in) :: x1
- real(dl) intent(in) :: x2
- real(dl) intent(in) :: tol
- real(dl) intent(in), optional :: widex1 Wider range in case of failure
- real(dl) intent(in), optional :: widex2 Wider range in case of failure
real(dl)
ComovingRadialDistance(this, z)
- CAMBdata :: this
- real(dl) intent(in) :: z
real(dl)
cosfunc(this, Chi)
- CAMBdata :: this
- real(dl) :: Chi
real(dl)
CosmomcTheta(this)
- CAMBdata :: this
real(dl)
DeltaPhysicalTimeGyr(this, a1, a2, in_tol)
- CAMBdata :: this
- real(dl) intent(in) :: a1
- real(dl) intent(in) :: a2
- real(dl) optional, intent(in) :: in_tol
real(dl)
DeltaTime(this, a1, a2, in_tol)
- CAMBdata :: this
- real(dl) intent(IN) :: a1
- real(dl) intent(IN) :: a2
- real(dl) optional, intent(in) :: in_tol
integer
get_lmax_lensed(this)
- CAMBdata :: this
real(dl)
get_zstar(this)
- CAMBdata :: this
real(dl)
GetReionizationOptDepth(this)
- CAMBdata :: this
real(dl)
grho_no_de(this, a)

Return 8*pi*G*rho_no_de*a**4 where rho_no_de includes everything except dark energy.
- CAMBdata :: this
- real(dl) intent(in) :: a
real(dl)
Hofz(this, z)

non-comoving Hubble in MPC units, divide by MPC_in_sec to get in SI units multiply by c/1e3 to get in km/s/Mpc units
- CAMBdata :: this
- real(dl) intent(in) :: z
real(dl)
invsinfunc(this, x)
- CAMBdata :: this
- real(dl) :: x
real(dl)
LuminosityDistance(this, z)
- CAMBdata :: this
- real(dl) intent(in) :: z
character(LEN=:) allocatable
PythonClass()
real(dl)
rofChi(this, Chi)

sinh(chi) for open, sin(chi) for closed.
- CAMBdata :: this
- real(dl) :: Chi
real(dl)
sound_horizon(this, z)
- CAMBdata :: this
- real(dl) intent(in) :: z
real(dl)
tanfunc(this, Chi)
- CAMBdata :: this
- real(dl) :: Chi
real(dl)
TimeOfz(this, tol, z)
- CAMBdata :: this
- real(dl) intent(in), optional :: tol
- real(dl) intent(IN) :: z

Properties

CAMBparams :: CP
real(dl) :: ThermoDerivedParams(nthermo_derived)
logical :: flat
logical :: closed
real(dl) :: grhocrit
real(dl) :: grhog
real(dl) :: grhor
real(dl) :: grhob
real(dl) :: grhoc
real(dl) :: grhov
real(dl) :: grhornomass
real(dl) :: grhok
real(dl) :: taurst
real(dl) :: dtaurec
real(dl) :: taurend
real(dl) :: tau_maxvis
real(dl) :: adotrad
real(dl) :: Omega_de
real(dl) :: curv

curvature_radius = 1/sqrt(|curv|), Ksign = 1,0 or -1
real(dl) :: curvature_radius

curvature_radius = 1/sqrt(|curv|), Ksign = 1,0 or -1
real(dl) :: Ksign

curvature_radius = 1/sqrt(|curv|), Ksign = 1,0 or -1
real(dl) :: tau0

time today and rofChi(tau0/curvature_radius)
real(dl) :: chi0

time today and rofChi(tau0/curvature_radius)
real(dl) :: scale

relative to flat. e.g. for scaling lSamp%l sampling.
real(dl) :: akthom

sigma_T * (number density of protons now)
real(dl) :: fHe

n_He_tot / n_H_tot
real(dl) :: Nnow
real(dl) :: z_eq

defined assuming all neutrinos massless
real(dl) :: grhormass(max_nu)
real(dl) :: nu_masses(max_nu)
integer :: num_transfer_redshifts
real(dl) :: transfer_redshifts(:) allocatable
integer :: PK_redshifts_index(max_transfer_redshifts)
logical :: OnlyTransfer
logical :: HasScalarTimeSources
logical :: get_growth_sigma8
logical :: needs_good_pk_sampling
logical :: call_again
real(dl) :: reion_tau_start
real(dl) :: reion_tau_complete
integer :: reion_n_steps
TNuPerturbations :: NuPerturbations
TBackgroundOutputs :: BackgroundOutputs
TRanges :: TimeSteps
TThermoData :: ThermoData
real(dl) :: transfer_times(:) allocatable
MatterTransferData :: MT
MatterPowerData :: CAMB_PK allocatable
TClData :: CLdata
integer :: num_redshiftwindows
integer :: num_extra_redshiftwindows
TRedWin :: Redshift_W(:) allocatable
real(dl) :: optical_depths_for21cm dimension(:), allocatable
TTimeSources :: ScalarTimeSources allocatable
integer :: Scalar_C_last

CAMBdata Class

Subroutines

AngularDiameterDistance2Arr(this, n, arr, z1, z2)

AngularDiameterDistanceArr(this, n, arr, z)

ComovingRadialDistanceArr(this, n, arr, z, tol)

DarkEnergyStressEnergy(this, n, a, grhov_t, w)

DeltaPhysicalTimeGyrArr(this, n, arr, a1, a2, tol)

DeltaTimeArr(this, n, arr, a1, a2, tol)

Free(this)

GetBackgroundDensities(this, n, a_arr, densities)

GetComputedPKRedshifts(this, Params, eta_k_max)

HofzArr(this, n, arr, z)

RedshiftAtTimeArr(this, n, arr, tau)

SelfPointer(cptr, P)

SetParams(this, P, error, DoReion, call_again, background_only)

sound_horizon_zArr(this, n, arr, z)

TimeOfzArr(this, n, arr, z, tol)

Functions

AngularDiameterDistance(this, z)

AngularDiameterDistance2(this, z1, z2)

BAO_D_v(this, z)

binary_search(this, func, goal, x1, x2, tol, widex1, widex2)

ComovingRadialDistance(this, z)

cosfunc(this, Chi)

CosmomcTheta(this)

DeltaPhysicalTimeGyr(this, a1, a2, in_tol)

DeltaTime(this, a1, a2, in_tol)

get_lmax_lensed(this)

get_zstar(this)

GetReionizationOptDepth(this)

grho_no_de(this, a)

Hofz(this, z)

invsinfunc(this, x)

LuminosityDistance(this, z)

PythonClass()

rofChi(this, Chi)

sound_horizon(this, z)

tanfunc(this, Chi)

TimeOfz(this, tol, z)

Properties

Tree Diagrams