casacore
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Variables
casacore::C Namespace Reference

Variables

const Double sqrt2
 Mathematical constants.
 
const Double sqrt3
 sqrt(3)
 
const Double _1_sqrt2
 1/sqrt(2)
 
const Double _1_sqrt3
 1/sqrt(3)
 
const Double pi
 Pi and functions thereof:
 
const Double _2pi
 2*pi
 
const Double pi_2
 pi/2
 
const Double pi_4
 pi/4
 
const Double _1_pi
 1/pi
 
const Double _2_pi
 2/pi
 
const Double _1_sqrtpi
 1/sqrt(pi)
 
const Double _2_sqrtpi
 2/sqrt(pi)
 
const Double e
 e and functions thereof:
 
const Double ln2
 ln(2)
 
const Double ln10
 ln(10)
 
const Double log2e
 log2(e)
 
const Double log10e
 log10(e)
 
const Double gamma
 gamma and functions thereof:
 
const Double lngamma
 ln(gamma)
 
const Double etogamma
 e**gamma
 
const Double probit_3_4
 statistics related 1/(Phi^(-1)(3/4), see https://en.wikipedia.org/wiki/Median_absolute_deviation#Relation_to_standard_deviation
 
const Double flt_min
 Machine constants.
 
const Double minfloat
 the minimum single precision floating point number, including denormalised numbers
 
const Double dbl_min
 the minimum double precision floating point number, excluding denormalised numbers
 
const Double mindouble
 the minimum double precision floating point number, including denormalised numbers
 
const Double flt_max
 the maximum single precision floating point number

 
const Double dbl_max
 the maximum double precision floating point number

 
const Double flt_epsilon
 Minimum single precision floating point number X such that 1+X does not equal X.
 
const Double dbl_epsilon
 Minimum double precision floating point number X such that 1+X does not equal X.
 
const Double c
 Fundamental physical constants (SI units):
 
const Double yotta
 Numerical conversion factors.
 
const Double zetta
 e+21 (Z)
 
const Double exa
 e+18 (E)
 
const Double peta
 e+15 (P)
 
const Double tera
 e+12 (T)
 
const Double giga
 e+09 (G)
 
const Double mega
 e+06 (M)
 
const Double kilo
 e+03 (k)
 
const Double hecto
 e+02 (h)
 
const Double deka
 e+01 (da)
 
const Double deci
 e-01 (d)
 
const Double centi
 e-02 (c)
 
const Double milli
 e-03 (m)
 
const Double micro
 e-06 (u)
 
const Double nano
 e-09 (n)
 
const Double pico
 e-12 (p)
 
const Double femto
 e-15 (f)
 
const Double atto
 e-18 (a)
 
const Double zepto
 e-21 (z)
 
const Double yocto
 e-24 (y)
 
const Double radian
 Angular measure:
 
const Double circle
 circle
 
const Double degree
 degree
 
const Double arcmin
 arcminute
 
const Double arcsec
 arcsecond
 
const Double steradian
 Solid angular measure:
 
const Double sphere
 sphere
 
const Double square_degree
 square degree
 
const Double square_arcmin
 square arcminute
 
const Double square_arcsec
 square arcsecond
 
const Double second
 Time interval [T]:
 
const Double minute
 minute
 
const Double hour
 hour
 
const Double day
 day
 
const Double MJD0
 Difference between Julian Day and Modified Julian Day.
 

Variable Documentation

◆ _1_pi

const Double casacore::C::_1_pi
externprivate

1/pi

◆ _1_sqrt2

const Double casacore::C::_1_sqrt2
externprivate

1/sqrt(2)

◆ _1_sqrt3

const Double casacore::C::_1_sqrt3
externprivate

1/sqrt(3)

◆ _1_sqrtpi

const Double casacore::C::_1_sqrtpi
externprivate

1/sqrt(pi)

◆ _2_pi

const Double casacore::C::_2_pi
externprivate

2/pi

◆ _2_sqrtpi

const Double casacore::C::_2_sqrtpi
externprivate

2/sqrt(pi)

◆ _2pi

const Double casacore::C::_2pi
externprivate

2*pi

◆ arcmin

const Double casacore::C::arcmin
externprivate

arcminute

◆ arcsec

const Double casacore::C::arcsec
externprivate

arcsecond

◆ atto

const Double casacore::C::atto
externprivate

e-18 (a)

◆ c

const Double casacore::C::c
externprivate

Fundamental physical constants (SI units):

velocity of light – for legacy reasons only – refer to PC

Referenced by casacore::QC::c(), and casacore::QC::epsilon0().

◆ centi

const Double casacore::C::centi
externprivate

e-02 (c)

◆ circle

const Double casacore::C::circle
externprivate

circle

◆ day

const Double casacore::C::day
externprivate

day

◆ dbl_epsilon

const Double casacore::C::dbl_epsilon
externprivate

Minimum double precision floating point number X such that 1+X does not equal X.

◆ dbl_max

const Double casacore::C::dbl_max
externprivate

the maximum double precision floating point number

◆ dbl_min

const Double casacore::C::dbl_min
externprivate

the minimum double precision floating point number, excluding denormalised numbers

◆ deci

const Double casacore::C::deci
externprivate

e-01 (d)

◆ degree

const Double casacore::C::degree
externprivate

degree

◆ deka

const Double casacore::C::deka
externprivate

e+01 (da)

◆ e

const Double casacore::C::e
externprivate

e and functions thereof:

e

◆ etogamma

const Double casacore::C::etogamma
externprivate

e**gamma

◆ exa

const Double casacore::C::exa
externprivate

e+18 (E)

◆ femto

const Double casacore::C::femto
externprivate

e-15 (f)

◆ flt_epsilon

const Double casacore::C::flt_epsilon
externprivate

Minimum single precision floating point number X such that 1+X does not equal X.

◆ flt_max

const Double casacore::C::flt_max
externprivate

the maximum single precision floating point number

◆ flt_min

const Double casacore::C::flt_min
externprivate

Machine constants.

floating point limits

the minimum single precision floating point number, excluding denormalised numbers

◆ gamma

const Double casacore::C::gamma
externprivate

gamma and functions thereof:

gamma

◆ giga

const Double casacore::C::giga
externprivate

e+09 (G)

◆ hecto

const Double casacore::C::hecto
externprivate

e+02 (h)

◆ hour

const Double casacore::C::hour
externprivate

hour

◆ kilo

const Double casacore::C::kilo
externprivate

e+03 (k)

◆ ln10

const Double casacore::C::ln10
externprivate

ln(10)

◆ ln2

const Double casacore::C::ln2
externprivate

ln(2)

◆ lngamma

const Double casacore::C::lngamma
externprivate

ln(gamma)

◆ log10e

const Double casacore::C::log10e
externprivate

log10(e)

◆ log2e

const Double casacore::C::log2e
externprivate

log2(e)

◆ mega

const Double casacore::C::mega
externprivate

e+06 (M)

◆ micro

const Double casacore::C::micro
externprivate

e-06 (u)

◆ milli

const Double casacore::C::milli
externprivate

e-03 (m)

◆ mindouble

const Double casacore::C::mindouble
externprivate

the minimum double precision floating point number, including denormalised numbers

◆ minfloat

const Double casacore::C::minfloat
externprivate

the minimum single precision floating point number, including denormalised numbers

◆ minute

const Double casacore::C::minute
externprivate

minute

◆ MJD0

const Double casacore::C::MJD0
externprivate

Difference between Julian Day and Modified Julian Day.

◆ nano

const Double casacore::C::nano
externprivate

e-09 (n)

◆ peta

const Double casacore::C::peta
externprivate

e+15 (P)

◆ pi

const Double casacore::C::pi
externprivate

Pi and functions thereof:

pi

Referenced by casacore::QC::epsilon0(), and casacore::QC::mu0().

◆ pi_2

const Double casacore::C::pi_2
externprivate

◆ pi_4

const Double casacore::C::pi_4
externprivate

pi/4

◆ pico

const Double casacore::C::pico
externprivate

e-12 (p)

◆ probit_3_4

const Double casacore::C::probit_3_4
externprivate

◆ radian

const Double casacore::C::radian
externprivate

Angular measure:

radian

◆ second

const Double casacore::C::second
externprivate

Time interval [T]:

second

◆ sphere

const Double casacore::C::sphere
externprivate

sphere

◆ sqrt2

const Double casacore::C::sqrt2
externprivate

Mathematical constants.

Irrationals:

sqrt(2)

◆ sqrt3

const Double casacore::C::sqrt3
externprivate

sqrt(3)

◆ square_arcmin

const Double casacore::C::square_arcmin
externprivate

square arcminute

◆ square_arcsec

const Double casacore::C::square_arcsec
externprivate

square arcsecond

◆ square_degree

const Double casacore::C::square_degree
externprivate

square degree

◆ steradian

const Double casacore::C::steradian
externprivate

Solid angular measure:

steradian

◆ tera

const Double casacore::C::tera
externprivate

e+12 (T)

◆ yocto

const Double casacore::C::yocto
externprivate

e-24 (y)

◆ yotta

const Double casacore::C::yotta
externprivate

Numerical conversion factors.

e+24 (Y)

◆ zepto

const Double casacore::C::zepto
externprivate

e-21 (z)

◆ zetta

const Double casacore::C::zetta
externprivate

e+21 (Z)