constants (version 0.0.1)

syms: Lists Containing All Symbols.

Description

These lists contain the named values for all the fundamental physical constants.

Usage

syms
syms_with_errors
syms_with_units

Format

An object of class list or NULL (if not available).

Details

syms contains plain numeric values. syms_with_errors contains objects of type errors, which encloses values with absolute errors and enables automatic error propagation (only available if the errors package is installed; see the documentation of that package for further information). syms_with_units contains objects of type units, which encloses values with units and enables automatic conversion, derivation and simplification (only available if the units package is installed; see the documentation of that package for further information).

See Also

codata, lookup.

Examples

# NOT RUN {
# the speed of light
with(syms, c0)

# the Planck constant
attach(syms)
hbar

detach(syms); attach(syms_with_errors)
hbar

detach(syms_with_errors); attach(syms_with_units)
hbar

# }

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