GSL constants

For more information about this constants see the documentation of GSL.

ConstantDescription
c The speed of light in vacuum
mu0The permeability of free space
e0The permittivity of free space
NaAvogadro's number
FThe molar charge of 1 Faraday
kThe Boltzmann constant
R0The molar gas constant
V0The standard gas volume
GaussThe magnetic field of 1 Gauss
muThe length of 1 micron
haThe area of 1 hectare
mphThe speed of 1 mile per hour
kmhThe speed of 1 kilometer per hour
auThe length of 1 astronomical unit (mean earth-sun distance)
GThe gravitational constant
lyThe distance of 1 light-year
pcThe distance of 1 parsec
gThe standard gravitational acceleration on Earth
msThe mass of the Sun
eThe charge of the electron
eVThe energy of 1 electron volt
amuThe unified atomic mass
meThe mass of the electron
mmuThe mass of the muon
mpThe mass of the proton
mnThe mass of the neutron
alphaThe electromagnetic fine structure constant
RyThe Rydberg constant
a0The Bohr radius
AThe length of 1 angstrom
barn The area of 1 barn
muBThe Bohr Magneton
muNThe Nuclear Magneton
mueThe magnetic moment of the electron
mupThe magnetic moment of the proton
minThe number of seconds in 1 minute
hThe number of seconds in 1 hour
d The number of seconds in 1 day
weekThe number of seconds in 1 week
inThe length of 1 inch
ftThe length of 1 foot
yardThe length of 1 yard
mileThe length of 1 mile
milThe length of 1 mil (1/1000th of an inch)
nmileThe length of 1 nautical mile
fathomThe length of 1 fathom
knotThe speed of 1 knot
pt The length of 1 printer's point (1/72 inch)
texptThe length of 1 TeX point (1/72.27 inch)
acreThe area of 1 acre
ltrThe volume of 1 liter
us_gallonThe volume of 1 US gallon
can_gallonThe volume of 1 Canadian gallon
uk_gallonThe volume of 1 UK gallon
quartThe volume of 1 quart
pintThe volume of 1 pint
poundThe mass of 1 pound
ounceThe mass of 1 ounce
tonThe mass of 1 ton
mtonThe mass of 1 metric ton (1000 kg)
uk_tonThe mass of 1 UK ton
troy_ounceThe mass of 1 troy ounce
caratThe mass of 1 carat
gram_forceThe force of 1 gram weight
pound_forceThe force of 1 pound weight
kilepound_forceThe force of 1 kilopound weight
poundalThe force of 1 poundal
calThe energy of 1 calorie
btuThe energy of 1 British Thermal Unit
thermThe energy of 1 Therm
hpThe power of 1 horsepower
barThe pressure of 1 bar
atmThe pressure of 1 standard atmosphere
torrThe pressure of 1 torr
mhgThe pressure of 1 meter of mercury
inhgThe pressure of 1 inch of mercury
inh2oThe pressure of 1 inch of water
psiThe pressure of 1 pound per square inch
poiseThe dynamic viscosity of 1 poise
stokesThe kinematic viscosity of 1 stokes
stilbThe luminance of 1 stilb
lumenThe luminous flux of 1 lumen
luxThe illuminance of 1 lux
photThe illuminance of 1 phot
ftcandleThe illuminance of 1 footcandle
lambertThe luminance of 1 lambert
ftlambertThe luminance of 1 footlambert
curieThe activity of 1 curie
roentgenThe exposure of 1 roentgen
radThe absorbed dose of 1 rad

The following constants are the same constants in cgs system :

ConstantDescription
c_cgs
G_cgs
h_cgs
hbar_cgs
mu0_cgs
au_cgs
ly_cgs
pc_cgs
g_cgs
eV_cgs
me_cgs
mmu_cgs
mp_cgs
mn_cgs
Ry_cgs
k_cgs
muB_cgs
muN_cgs
mue_cgs
mup_cgs
R0_cgs
V0_cgs
in_cgs
ft_cgs
yard_cgs
mile_cgs
nile_cgs
fathom_cgs
mil_cgs
pt_cgs
texpt_cgs
mu_cgs
A_cgs
ha_cgs
acre_cgs
barn_cgs
ltr_cgs
us_gallon-cgs
quart_cgs
pint_cgs
cup_cgs
fluid_ouncs_cgs
tablespoon_cgs
teaspoon_cgs
can_gallon_cgs
uk_gallon_cgs
mph_cgs
kmh_cgs
knot_cgs
pound_cgs
ouncs_cgs
ton_cgs
mton_cgs
uk_ton_cgs
troy_ounce_cgs
carat_cgs
amu_cgs
gram_cgs
pound_force_cgs
kilopound_force_cgs
poundal_cgs
cal_cgs
btu_cgs
therm_cgs
hp_cgs
bar_cgs
atm_cgs
torr_cgs
mhg_cgs
inhg_cgs
inh2o_cgs
psi_cgs
poise_cgs
stokes_cgs
F_cgs
e_cgs
G_cgs
stilb_cgs
lumen_cgs
lux_cgs
phot_cgs
ftcandle_cgs
lambert_cgs
ftlambert_cgs
curie_cgs
roentgen_cgs
rad_cgs
sm_cgs
a0_cgs
e0_cgs