`earthLayerCount`

proved

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module: IndisputableMonolith.Physics.GeophysicsFromRS
domain: Physics
line: 26 · github
papers citing: none yet

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IndisputableMonolith.Physics.GeophysicsFromRS on GitHub at line 26.

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formal source

  23  | innerCore | outerCore | lowerMantle | upperMantle | crust
  24  deriving DecidableEq, Repr, BEq, Fintype
  25
  26theorem earthLayerCount : Fintype.card EarthLayer = 5 := by decide
  27
  28inductive GeophysicalObservable where
  29  | seismicity | gravimetry | geomagnetism | heatFlow | gpsGeodesy
  30  deriving DecidableEq, Repr, BEq, Fintype
  31
  32theorem geophysicalObservableCount : Fintype.card GeophysicalObservable = 5 := by decide
  33
  34structure GeophysicsCert where
  35  five_layers : Fintype.card EarthLayer = 5
  36  five_observables : Fintype.card GeophysicalObservable = 5
  37
  38def geophysicsCert : GeophysicsCert where
  39  five_layers := earthLayerCount
  40  five_observables := geophysicalObservableCount
  41
  42end IndisputableMonolith.Physics.GeophysicsFromRS

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