theorem
proved
term proof
half_rung_budget
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formal statement (Lean)
159theorem half_rung_budget : Jphi_penalty + C_kernel = 1 / 2 := by
proof body
Term-mode proof.
160 rw [Jphi_penalty_eq_phi_minus_three_halves, C_kernel_eq_two_minus_phi]
161 ring
162
163/-- Equivalent form: `2 J(φ) + 2 C = 1`. -/