;;; Compiled by f2cl version:
;;; ("f2cl1.l,v 46c1f6a93b0d 2012/05/03 04:40:28 toy $"
;;;  "f2cl2.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
;;;  "f2cl3.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
;;;  "f2cl4.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
;;;  "f2cl5.l,v 46c1f6a93b0d 2012/05/03 04:40:28 toy $"
;;;  "f2cl6.l,v 1d5cbacbb977 2008/08/24 00:56:27 rtoy $"
;;;  "macros.l,v fceac530ef0c 2011/11/26 04:02:26 toy $")

;;; Using Lisp CMU Common Lisp snapshot-2012-04 (20C Unicode)
;;; 
;;; Options: ((:prune-labels nil) (:auto-save t) (:relaxed-array-decls t)
;;;           (:coerce-assigns :as-needed) (:array-type ':array)
;;;           (:array-slicing t) (:declare-common nil)
;;;           (:float-format double-float))

(in-package :slatec)


(defun dqagse
       (f a b epsabs epsrel limit result abserr neval ier alist blist rlist
        elist iord last$)
  (declare (type (array f2cl-lib:integer4 (*)) iord)
           (type (array double-float (*)) elist rlist blist alist)
           (type (f2cl-lib:integer4) last$ ier neval limit)
           (type (double-float) abserr result epsrel epsabs b a))
  (f2cl-lib:with-multi-array-data
      ((alist double-float alist-%data% alist-%offset%)
       (blist double-float blist-%data% blist-%offset%)
       (rlist double-float rlist-%data% rlist-%offset%)
       (elist double-float elist-%data% elist-%offset%)
       (iord f2cl-lib:integer4 iord-%data% iord-%offset%))
    (prog ((res3la (make-array 3 :element-type 'double-float))
           (rlist2 (make-array 52 :element-type 'double-float)) (extrap nil)
           (noext nil) (id 0) (ierro 0) (iroff1 0) (iroff2 0) (iroff3 0)
           (jupbnd 0) (k 0) (ksgn 0) (ktmin 0) (maxerr 0) (nres 0) (nrmax 0)
           (numrl2 0) (abseps 0.0) (area 0.0) (area1 0.0) (area12 0.0)
           (area2 0.0) (a1 0.0) (a2 0.0) (b1 0.0) (b2 0.0) (correc 0.0)
           (defabs 0.0) (defab1 0.0) (defab2 0.0) (dres 0.0) (epmach 0.0)
           (erlarg 0.0) (erlast 0.0) (errbnd 0.0) (errmax 0.0) (error1 0.0)
           (error2 0.0) (erro12 0.0) (errsum 0.0) (ertest 0.0) (oflow 0.0)
           (resabs 0.0) (reseps 0.0) (small 0.0) (uflow 0.0))
      (declare (type (array double-float (52)) rlist2)
               (type (array double-float (3)) res3la)
               (type (double-float) uflow small reseps resabs oflow ertest
                                    errsum erro12 error2 error1 errmax errbnd
                                    erlast erlarg epmach dres defab2 defab1
                                    defabs correc b2 b1 a2 a1 area2 area12
                                    area1 area abseps)
               (type (f2cl-lib:integer4) numrl2 nrmax nres maxerr ktmin ksgn k
                                         jupbnd iroff3 iroff2 iroff1 ierro id)
               (type f2cl-lib:logical noext extrap))
      (setf epmach (f2cl-lib:d1mach 4))
      (setf ier 0)
      (setf neval 0)
      (setf last$ 0)
      (setf result 0.0)
      (setf abserr 0.0)
      (setf (f2cl-lib:fref alist-%data% (1) ((1 *)) alist-%offset%) a)
      (setf (f2cl-lib:fref blist-%data% (1) ((1 *)) blist-%offset%) b)
      (setf (f2cl-lib:fref rlist-%data% (1) ((1 *)) rlist-%offset%) 0.0)
      (setf (f2cl-lib:fref elist-%data% (1) ((1 *)) elist-%offset%) 0.0)
      (if (and (<= epsabs 0.0) (< epsrel (max (* 50.0 epmach) 5.0e-29)))
          (setf ier 6))
      (if (= ier 6) (go label999))
      (setf uflow (f2cl-lib:d1mach 1))
      (setf oflow (f2cl-lib:d1mach 2))
      (setf ierro 0)
      (multiple-value-bind (var-0 var-1 var-2 var-3 var-4 var-5 var-6)
          (dqk21 f a b result abserr defabs resabs)
        (declare (ignore var-0 var-1 var-2))
        (setf result var-3)
        (setf abserr var-4)
        (setf defabs var-5)
        (setf resabs var-6))
      (setf dres (abs result))
      (setf errbnd (max epsabs (* epsrel dres)))
      (setf last$ 1)
      (setf (f2cl-lib:fref rlist-%data% (1) ((1 *)) rlist-%offset%) result)
      (setf (f2cl-lib:fref elist-%data% (1) ((1 *)) elist-%offset%) abserr)
      (setf (f2cl-lib:fref iord-%data% (1) ((1 *)) iord-%offset%) 1)
      (if (and (<= abserr (* 100.0 epmach defabs)) (> abserr errbnd))
          (setf ier 2))
      (if (= limit 1) (setf ier 1))
      (if
       (or (/= ier 0)
           (and (<= abserr errbnd) (/= abserr resabs))
           (= abserr 0.0))
       (go label140))
      (setf (f2cl-lib:fref rlist2 (1) ((1 52))) result)
      (setf errmax abserr)
      (setf maxerr 1)
      (setf area result)
      (setf errsum abserr)
      (setf abserr oflow)
      (setf nrmax 1)
      (setf nres 0)
      (setf numrl2 2)
      (setf ktmin 0)
      (setf extrap f2cl-lib:%false%)
      (setf noext f2cl-lib:%false%)
      (setf iroff1 0)
      (setf iroff2 0)
      (setf iroff3 0)
      (setf ksgn -1)
      (if (>= dres (* (- 1.0 (* 50.0 epmach)) defabs)) (setf ksgn 1))
      (f2cl-lib:fdo (last$ 2 (f2cl-lib:int-add last$ 1))
                    ((> last$ limit) nil)
        (tagbody
          (setf a1
                  (f2cl-lib:fref alist-%data% (maxerr) ((1 *)) alist-%offset%))
          (setf b1
                  (* 0.5
                     (+
                      (f2cl-lib:fref alist-%data%
                                     (maxerr)
                                     ((1 *))
                                     alist-%offset%)
                      (f2cl-lib:fref blist-%data%
                                     (maxerr)
                                     ((1 *))
                                     blist-%offset%))))
          (setf a2 b1)
          (setf b2
                  (f2cl-lib:fref blist-%data% (maxerr) ((1 *)) blist-%offset%))
          (setf erlast errmax)
          (multiple-value-bind (var-0 var-1 var-2 var-3 var-4 var-5 var-6)
              (dqk21 f a1 b1 area1 error1 resabs defab1)
            (declare (ignore var-0 var-1 var-2))
            (setf area1 var-3)
            (setf error1 var-4)
            (setf resabs var-5)
            (setf defab1 var-6))
          (multiple-value-bind (var-0 var-1 var-2 var-3 var-4 var-5 var-6)
              (dqk21 f a2 b2 area2 error2 resabs defab2)
            (declare (ignore var-0 var-1 var-2))
            (setf area2 var-3)
            (setf error2 var-4)
            (setf resabs var-5)
            (setf defab2 var-6))
          (setf area12 (+ area1 area2))
          (setf erro12 (+ error1 error2))
          (setf errsum (- (+ errsum erro12) errmax))
          (setf area
                  (- (+ area area12)
                     (f2cl-lib:fref rlist-%data%
                                    (maxerr)
                                    ((1 *))
                                    rlist-%offset%)))
          (if (or (= defab1 error1) (= defab2 error2)) (go label15))
          (if
           (or
            (>
             (abs
              (- (f2cl-lib:fref rlist-%data% (maxerr) ((1 *)) rlist-%offset%)
                 area12))
             (* 1.0e-5 (abs area12)))
            (< erro12 (* 0.99 errmax)))
           (go label10))
          (if extrap (setf iroff2 (f2cl-lib:int-add iroff2 1)))
          (if (not extrap) (setf iroff1 (f2cl-lib:int-add iroff1 1)))
         label10
          (if (and (> last$ 10) (> erro12 errmax))
              (setf iroff3 (f2cl-lib:int-add iroff3 1)))
         label15
          (setf (f2cl-lib:fref rlist-%data% (maxerr) ((1 *)) rlist-%offset%)
                  area1)
          (setf (f2cl-lib:fref rlist-%data% (last$) ((1 *)) rlist-%offset%)
                  area2)
          (setf errbnd (max epsabs (* epsrel (abs area))))
          (if (or (>= (f2cl-lib:int-add iroff1 iroff2) 10) (>= iroff3 20))
              (setf ier 2))
          (if (>= iroff2 5) (setf ierro 3))
          (if (= last$ limit) (setf ier 1))
          (if
           (<= (max (abs a1) (abs b2))
               (* (+ 1.0 (* 100.0 epmach)) (+ (abs a2) (* 1000.0 uflow))))
           (setf ier 4))
          (if (> error2 error1) (go label20))
          (setf (f2cl-lib:fref alist-%data% (last$) ((1 *)) alist-%offset%) a2)
          (setf (f2cl-lib:fref blist-%data% (maxerr) ((1 *)) blist-%offset%)
                  b1)
          (setf (f2cl-lib:fref blist-%data% (last$) ((1 *)) blist-%offset%) b2)
          (setf (f2cl-lib:fref elist-%data% (maxerr) ((1 *)) elist-%offset%)
                  error1)
          (setf (f2cl-lib:fref elist-%data% (last$) ((1 *)) elist-%offset%)
                  error2)
          (go label30)
         label20
          (setf (f2cl-lib:fref alist-%data% (maxerr) ((1 *)) alist-%offset%)
                  a2)
          (setf (f2cl-lib:fref alist-%data% (last$) ((1 *)) alist-%offset%) a1)
          (setf (f2cl-lib:fref blist-%data% (last$) ((1 *)) blist-%offset%) b1)
          (setf (f2cl-lib:fref rlist-%data% (maxerr) ((1 *)) rlist-%offset%)
                  area2)
          (setf (f2cl-lib:fref rlist-%data% (last$) ((1 *)) rlist-%offset%)
                  area1)
          (setf (f2cl-lib:fref elist-%data% (maxerr) ((1 *)) elist-%offset%)
                  error2)
          (setf (f2cl-lib:fref elist-%data% (last$) ((1 *)) elist-%offset%)
                  error1)
         label30
          (multiple-value-bind (var-0 var-1 var-2 var-3 var-4 var-5 var-6)
              (dqpsrt limit last$ maxerr errmax elist iord nrmax)
            (declare (ignore var-0 var-1 var-4 var-5))
            (setf maxerr var-2)
            (setf errmax var-3)
            (setf nrmax var-6))
          (if (<= errsum errbnd) (go label115))
          (if (/= ier 0) (go label100))
          (if (= last$ 2) (go label80))
          (if noext (go label90))
          (setf erlarg (- erlarg erlast))
          (if (> (abs (- b1 a1)) small) (setf erlarg (+ erlarg erro12)))
          (if extrap (go label40))
          (if
           (>
            (abs
             (- (f2cl-lib:fref blist-%data% (maxerr) ((1 *)) blist-%offset%)
                (f2cl-lib:fref alist-%data% (maxerr) ((1 *)) alist-%offset%)))
            small)
           (go label90))
          (setf extrap f2cl-lib:%true%)
          (setf nrmax 2)
         label40
          (if (or (= ierro 3) (<= erlarg ertest)) (go label60))
          (setf id nrmax)
          (setf jupbnd last$)
          (if (> last$ (+ 2 (the f2cl-lib:integer4 (truncate limit 2))))
              (setf jupbnd
                      (f2cl-lib:int-sub (f2cl-lib:int-add limit 3) last$)))
          (f2cl-lib:fdo (k id (f2cl-lib:int-add k 1))
                        ((> k jupbnd) nil)
            (tagbody
              (setf maxerr
                      (f2cl-lib:fref iord-%data%
                                     (nrmax)
                                     ((1 *))
                                     iord-%offset%))
              (setf errmax
                      (f2cl-lib:fref elist-%data%
                                     (maxerr)
                                     ((1 *))
                                     elist-%offset%))
              (if
               (>
                (abs
                 (-
                  (f2cl-lib:fref blist-%data% (maxerr) ((1 *)) blist-%offset%)
                  (f2cl-lib:fref alist-%data%
                                 (maxerr)
                                 ((1 *))
                                 alist-%offset%)))
                small)
               (go label90))
              (setf nrmax (f2cl-lib:int-add nrmax 1))
             label50))
         label60
          (setf numrl2 (f2cl-lib:int-add numrl2 1))
          (setf (f2cl-lib:fref rlist2 (numrl2) ((1 52))) area)
          (multiple-value-bind (var-0 var-1 var-2 var-3 var-4 var-5)
              (dqelg numrl2 rlist2 reseps abseps res3la nres)
            (declare (ignore var-1 var-4))
            (setf numrl2 var-0)
            (setf reseps var-2)
            (setf abseps var-3)
            (setf nres var-5))
          (setf ktmin (f2cl-lib:int-add ktmin 1))
          (if (and (> ktmin 5) (< abserr (* 0.001 errsum))) (setf ier 5))
          (if (>= abseps abserr) (go label70))
          (setf ktmin 0)
          (setf abserr abseps)
          (setf result reseps)
          (setf correc erlarg)
          (setf ertest (max epsabs (* epsrel (abs reseps))))
          (if (<= abserr ertest) (go label100))
         label70
          (if (= numrl2 1) (setf noext f2cl-lib:%true%))
          (if (= ier 5) (go label100))
          (setf maxerr (f2cl-lib:fref iord-%data% (1) ((1 *)) iord-%offset%))
          (setf errmax
                  (f2cl-lib:fref elist-%data% (maxerr) ((1 *)) elist-%offset%))
          (setf nrmax 1)
          (setf extrap f2cl-lib:%false%)
          (setf small (* small 0.5))
          (setf erlarg errsum)
          (go label90)
         label80
          (setf small (* (abs (- b a)) 0.375))
          (setf erlarg errsum)
          (setf ertest errbnd)
          (setf (f2cl-lib:fref rlist2 (2) ((1 52))) area)
         label90))
     label100
      (if (= abserr oflow) (go label115))
      (if (= (f2cl-lib:int-add ier ierro) 0) (go label110))
      (if (= ierro 3) (setf abserr (+ abserr correc)))
      (if (= ier 0) (setf ier 3))
      (if (and (/= result 0.0) (/= area 0.0)) (go label105))
      (if (> abserr errsum) (go label115))
      (if (= area 0.0) (go label130))
      (go label110)
     label105
      (if (> (/ abserr (abs result)) (/ errsum (abs area))) (go label115))
     label110
      (if (and (= ksgn -1) (<= (max (abs result) (abs area)) (* defabs 0.01)))
          (go label130))
      (if
       (or (> 0.01 (/ result area))
           (> (/ result area) 100.0)
           (> errsum (abs area)))
       (setf ier 6))
      (go label130)
     label115
      (setf result 0.0)
      (f2cl-lib:fdo (k 1 (f2cl-lib:int-add k 1))
                    ((> k last$) nil)
        (tagbody
          (setf result
                  (+ result
                     (f2cl-lib:fref rlist-%data% (k) ((1 *)) rlist-%offset%)))
         label120))
      (setf abserr errsum)
     label130
      (if (> ier 2) (setf ier (f2cl-lib:int-sub ier 1)))
     label140
      (setf neval (f2cl-lib:int-sub (f2cl-lib:int-mul 42 last$) 21))
     label999
      (go end_label)
     end_label
      (return
       (values nil
               nil
               nil
               nil
               nil
               nil
               result
               abserr
               neval
               ier
               nil
               nil
               nil
               nil
               nil
               last$)))))

(in-package #:cl-user)
#+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
(eval-when (:load-toplevel :compile-toplevel :execute)
  (setf (gethash 'fortran-to-lisp::dqagse
                 fortran-to-lisp::*f2cl-function-info*)
          (fortran-to-lisp::make-f2cl-finfo
           :arg-types '(t (double-float) (double-float) (double-float)
                        (double-float) (fortran-to-lisp::integer4)
                        (double-float) (double-float)
                        (fortran-to-lisp::integer4) (fortran-to-lisp::integer4)
                        (array double-float (*)) (array double-float (*))
                        (array double-float (*)) (array double-float (*))
                        (array fortran-to-lisp::integer4 (*))
                        (fortran-to-lisp::integer4))
           :return-values '(nil nil nil nil nil nil fortran-to-lisp::result
                            fortran-to-lisp::abserr fortran-to-lisp::neval
                            fortran-to-lisp::ier nil nil nil nil nil
                            fortran-to-lisp::last$)
           :calls '(fortran-to-lisp::dqelg fortran-to-lisp::dqpsrt
                    fortran-to-lisp::dqk21 fortran-to-lisp::d1mach))))

