*DECK CQAWO SUBROUTINE CQAWO (LUN, KPRINT, IPASS) C***BEGIN PROLOGUE CQAWO C***PURPOSE Quick check for QAWO. C***LIBRARY SLATEC C***TYPE SINGLE PRECISION (CQAWO-S, CDQAWO-D) C***AUTHOR (UNKNOWN) C***ROUTINES CALLED CPRIN, F0O, F1O, F2O, QAWO, R1MACH C***REVISION HISTORY (YYMMDD) C ?????? DATE WRITTEN C 891214 Prologue converted to Version 4.0 format. (BAB) C 901205 Added PASS/FAIL message and changed the name of the first C argument. (RWC) C 910501 Added PURPOSE and TYPE records. (WRB) C***END PROLOGUE CQAWO C C FOR FURTHER DOCUMENTATION SEE ROUTINE CQPDOC C REAL A,ABSERR,B,EPMACH,EPSABS, * EPSREL,ERROR,EXACT0,F0O,F1O,F2O, * OFLOW,OMEGA,PI,RESULT,R1MACH,UFLOW,WORK INTEGER IER,IERV,INTEGR,IP,IPASS,IWORK,KPRINT,LAST,LENW,LUN, * MAXP1,NEVAL DIMENSION WORK(1325),IWORK(400),IERV(4) EXTERNAL F0O,F1O,F2O DATA EXACT0/0.1042872789432789E+05/ DATA PI/0.31415926535897932E+01/ C***FIRST EXECUTABLE STATEMENT CQAWO IF (KPRINT.GE.2) WRITE (LUN, '(''1QAWO QUICK CHECK''/)') C C TEST ON IER = 0 C IPASS = 1 MAXP1 = 21 LENIW = 400 LENW = LENIW*2+MAXP1*25 EPSABS = 0.0E+00 EPMACH = R1MACH(4) EPSREL = MAX(SQRT(EPMACH),0.1E-07) A = 0.0E+00 B = PI OMEGA = 0.1E+01 INTEGR = 2 CALL QAWO(F0O,A,B,OMEGA,INTEGR,EPSABS,EPSREL,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IP = 0 ERROR = ABS(EXACT0-RESULT) IF(IER.EQ.0.AND.ERROR.LE.ABSERR.AND.ABSERR.LE.EPSREL*ABS(EXACT0)) * IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,0,KPRINT,IP,EXACT0,RESULT,ABSERR,NEVAL,IERV,1) C C TEST ON IER = 1 C LENIW = 2 LENW = LENIW*2+MAXP1*25 CALL QAWO(F0O,A,B,OMEGA,INTEGR,EPSABS,EPSREL,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IP = 0 IF(IER.EQ.1) IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,1,KPRINT,IP,EXACT0,RESULT,ABSERR,NEVAL,IERV,1) C C TEST ON IER = 2 OR 4 OR 1 C UFLOW = R1MACH(1) LENIW = 400 LENW = LENIW*2+MAXP1*25 CALL QAWO(F0O,A,B,OMEGA,INTEGR,UFLOW,0.0E+00,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IERV(2) = 4 IERV(3) = 1 IP = 0 IF(IER.EQ.2.OR.IER.EQ.4.OR.IER.EQ.1) IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,2,KPRINT,IP,EXACT0,RESULT,ABSERR,NEVAL,IERV,3) C C TEST ON IER = 3 OR 4 OR 1 C B = 0.5E+01 OMEGA = 0.0E+00 INTEGR = 1 CALL QAWO(F1O,A,B,OMEGA,INTEGR,UFLOW,0.0E+00,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IERV(2) = 4 IERV(3) = 1 IP = 0 IF(IER.EQ.3.OR.IER.EQ.4.OR.IER.EQ.1) IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,3,KPRINT,IP,PI,RESULT,ABSERR,NEVAL,IERV,3) C C TEST ON IER = 5 C B = 0.1E+01 OFLOW = R1MACH(2) CALL QAWO(F2O,A,B,OMEGA,INTEGR,EPSABS,EPSREL,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IP = 0 IF(IER.EQ.5) IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,5,KPRINT,IP,OFLOW,RESULT,ABSERR,NEVAL,IERV,1) C C TEST ON IER = 6 C INTEGR = 3 CALL QAWO(F0O,A,B,OMEGA,INTEGR,EPSABS,EPSREL,RESULT,ABSERR,NEVAL, * IER,LENIW,MAXP1,LENW,LAST,IWORK,WORK) IERV(1) = IER IP = 0 IF(IER.EQ.6.AND.RESULT.EQ.0.0E+00.AND.ABSERR.EQ.0.0E+00.AND. * NEVAL.EQ.0.AND.LAST.EQ.0) IP = 1 IF(IP.EQ.0) IPASS = 0 CALL CPRIN(LUN,6,KPRINT,IP,EXACT0,RESULT,ABSERR,NEVAL,IERV,1) C IF (KPRINT.GE.1) THEN IF (IPASS.EQ.0) THEN WRITE(LUN, '(/'' SOME TEST(S) IN CQAWO FAILED''/)') ELSEIF (KPRINT.GE.2) THEN WRITE(LUN, '(/'' ALL TEST(S) IN CQAWO PASSED''/)') ENDIF ENDIF RETURN END