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theorem

safeBand_contains_phi_point

proved
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module
IndisputableMonolith.Climate.GeoengineeringApproachesFromConfigDim
domain
Climate
line
42 · github
papers citing
none yet

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IndisputableMonolith.Climate.GeoengineeringApproachesFromConfigDim on GitHub at line 42.

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  39theorem safeBand_nondegenerate : safeBandLower < safeBandUpper := by
  40  unfold safeBandLower safeBandUpper; norm_num
  41
  42theorem safeBand_contains_phi_point :
  43    safeBandLower < 0.118 ∧ 0.118 < safeBandUpper := by
  44  unfold safeBandLower safeBandUpper
  45  refine ⟨?_, ?_⟩ <;> norm_num
  46
  47structure GeoengineeringCert where
  48  five_approaches : Fintype.card GeoengineeringApproach = 5
  49  band_well_defined : safeBandLower < safeBandUpper
  50  band_inhabited : safeBandLower < 0.118 ∧ 0.118 < safeBandUpper
  51
  52noncomputable def geoengineeringCert : GeoengineeringCert where
  53  five_approaches := geoengineeringApproach_count
  54  band_well_defined := safeBand_nondegenerate
  55  band_inhabited := safeBand_contains_phi_point
  56
  57end IndisputableMonolith.Climate.GeoengineeringApproachesFromConfigDim