public IKF ToT2(IKF Previous, out IKF Current) { Current = Previous is KFT2 PreviousT2 ? new KFT2(PreviousT2.F, PreviousT2.V, T1) : new KFT2(F, V, T1); return(new KFT2(F, V, T2)); }
public KFT3 ToT3(IKF Previous) => Previous is KFT2 PreviousT2 ?