def
definition
def or abbrev
mass_tau_MeV
show as:
view Lean formalization →
formal statement (Lean)
31def mass_tau_MeV : ℝ := 1776.86
proof body
Definition body.
32
33/-! ## Topological Steps -/
34
35/-- Step 1: Electron to Muon.
36 Driven by Passive Edges (11) and Spherical Geometry (1/4π). -/