## Encyclopedia > List of letters used in mathematics and science

Article Content

# List of letters used in mathematics and science

Å - Ångström

C - Coulomb, Degrees Celsius, Carbon, Set of complex numbers, Specific heat capacity, Molar heat capacity[?] (Cp),

E - Electric field, Energy, SI prefix: (exa-), Expected value,

F - Farad, degrees Fahrenheit, Fluorine, Force, Helmholtz free energy[?],

J - Angular momentum, Bessel function of the first kind, Current, Joule,

K - Kaon[?], degrees Kelvin, Potassium,

M - Magnetization[?], Mass, SI prefix: (mega-), Torque,

N - Avogadro's number (NA), Set of natural numbers, Newton, Bessel function of the second kind, Nitrogen, Normal distribution,

R - Electrical resistance, Radius, Set of real numbers,

S - Area, Entropy, Sphere, Spin operator, Sulfur, Symmetric group,

T - Temperature, Tesla,

Y - Bessel function of the second kind, SI prefix: (yotta-), Yttrium,

Z - SI prefix: (zetta-), Atomic number, Impedance, Set of integers, Partition function,

a - SI prefix: (atto-), Acceleration, Reflectance,

c - SI prefix: (centi-), Charm quark, Speed of light, Speed of sound,

d - SI prefix: (deci-), Distance, Down quark, Infinitesimal quantity,

f - SI prefix: (femto-), Frequency,

j - Current and current density, Imaginary unit, Radiant intensity[?], Spherical Bessel function[?] of the first kind, Unit vector,

k - Boltzmann constant (kB), SI prefix: (kilo-), Wave vector[?], Unit vector,

m - Magnitude, Mass, SI prefix: (milli-), Meter, Minute,

n - Amount of substance[?], SI prefix: (nano-), Neutron, Refractive index, Spherical Bessel function[?] of the second kind,

o -

p - Electric dipole moment[?], Momentum, SI prefix: (pico-), Proton,

t - Period, Time, Top quark,

u - Up quark,

v - Velocity,

w - Velocity,

x - Position[?] coordinate,

y - Position[?] coordinate, SI prefix: (yocto-),

z - Complex number, Position[?] coordinate, SI prefix: (zepto-),

Δ -

Ξ -

Π - Product,

Σ - Sum,

Φ -

ι -

ξ -

ο -

π - Conjugate momentum, Number π, Pion,

υ -

ω - Frequency,

Ш - Shafarevich-Tate group[?] (Ш(G)),

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia
 Search over one million articles, find something about almost anything!

Featured Article
 Bullying ... it did not always have inherently negative implications, it merely designated anyone who assumed power for any period of time without a legitimate basis of ...