2-1-1-3线性插值 程序框图 ☑合 LINEPLOT(N.X.Y.XO,YO) DOJ=1,N-1> J1=J+1 yes X0<=X(J1) no CONTINUE J=J-1 T=(X0-X(J)/(x(J1)-x(J) YO=Y(J)+T*(Y(J1)-Y(J)) RETURN LINEPLOT(N,X,Y,X0,Y0) DO J=1,N-1 J1=J+1 X0<=X(J1) CONTINUE J=J-1 T=(X0-X(J))/(x(J1)-x(J)) Y0=Y(J)+T*(Y(J1)-Y(J)) RETURN no yes 2-1 -1–3 线性插值——程序框图