Was (wer) ist IF1 - definition

IF1

<language> A graph language used as an intermediate language for dataflow hardware. Used by the OSC SISAL compiler. ["The Manchester Prototype Dataflow Computer", J.R. Gurd et al, CACM 28(1):34-52, Jan 1985]. (1996-01-05)

International Fujita scale

The International Fujita scale (abbreviated as IF-Scale) rates the intensity of tornadoes and other wind events based on the severity of the damage they cause. It is used by the European Severe Storms Laboratory (ESSL) and is being worked on by various other organizations including Deutscher Wetterdienst (DWD) and State Meteorological Agency (AEMET).

https://en.wikipedia.org/wiki/International_Fujita_scale