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martintrojer edited this page Mar 3, 2012 · 17 revisions

Frinj keeps tracks of units, 2 kinds of prefixes and fundamental units.

All fjv's are always normalised to fundamental units to make it possible to add, multiply and convert them.

Fundamentals

  • length m meter
  • mass kg kilogram
  • time s second
  • current A ampere
  • luminous_intensity cd candela
  • substance mol mole
  • temperature K Kelvin
  • information bit bit
  • currency USD U.S. dollar

Prefixes

Prefixes are units-les factors that are multiplied to the units. There are 2 kinds of prefixes, normal and standalone. A standalone prefix can be used as a unit where the normal ones alway prefix a unit name.

  • :cm is prefix c + unit m. Being 1/100 * m

  • ':kilo' is a standalone prefix of value 1000

  • ':kilobit' is 1000 of unit bits

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