`BookProof.HalfLineLimitCircle.deriv2_deficiencyFun` : deriv (deriv deficiencyFun) = fun x => -Complex.I * deficiencyFun x

Initializing...

`BookProof.HalfLineLimitCircle.deriv2_deficiencyFun` : deriv (deriv deficiencyFun) = fun x => -Complex.I * deficiencyFun x · Prove2Me