COPTION DOUBLE,DUMP=1 DIFF ( Y , X , 1 ) = ALOG(SQRT(0.1d0 * X + 0.2d0)) $ $ MPRINT = 2 NSTEPS = 1000 START = 10.0d0 END = 11.0d0 DLTXPT = 0.01d0 Y(1) = (5.0d0 * DLOG(0.1d0 * START + 0.2d0) C * ( 0.1d0 * START + 0.2d0) - 0.5d0 * START - 1.0d0) WRITE(LIST,120) START,END,DLTXPT,Y(1) 120 FORMAT(8F16.10) $ $ C DIGITS := 32; C MAX_TERMS := 40; C ! C X_START := 10.0; C X_END := 11.0; C DIFF(Y,0,EXACT_SOLN_Y(X_START)); C GLOB_LOOK_POLES := TRUE; C GLOB_MIN_H := 0.001; C # C # NOT GIVEN = 0 C # REAL = 1 C # COMPLEX = 2 C # NO POLE = 3 C # IMPOSSIBLE EQ = 4 C # C GLOB_TYPE_GIVEN_POLE := 1; C # REAL PART C ARRAY_GIVEN_RAD_POLES[1,1] := -2.0; C # IMAG PART C ARRAY_GIVEN_RAD_POLES[1,2] := 0.0; C # ORDER C ARRAY_GIVEN_ORD_POLES[1,1] := 0.5; C # NOT USED C ARRAY_GIVEN_ORD_POLES[1,2] := 0.0; C C ! C EXACT_SOLN_Y := PROC(X) C RETURN(5.0 * LN(0.1 * X + 0.2) * ( 0.1 * X + 0.2) - 0.5 * X - 1.0); C END;