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Biblio: the search term namn=('Pörn, Ray') results in 8 hits

1. Pörn, Ray / Institutionen för anläggningsteknik
  An extended cutting plane method for a class of non-convex MINLP problems / Tapio Westerlund, Hans Skrifvars and Iiro Harjunkoski. - Åbo : Åbo Akademi, 1996. - [8] s. : ill. - (Report A / Åbo Akademi. Kemisk-tekniska fakulteten. Institutionen för anläggningsteknik, ISSN 0783-215X ; 147).
ISBN 951-650-715-8
2. Pörn, Ray / Matematiska institutionen
  Comparison of different MINLP methods applied on certain chemical engineering problems / Hans Skrifvars ... [et al.]. - Åbo : Åbo Akademi, 1996. - 6 s. : diagr., tab. - (Report A / Åbo Akademi. Kemisk-tekniska fakulteten. Institutionen för anläggningsteknik, ISSN 0783-215X ; 145).
ISBN 951-650-662-3
3. Pörn, Ray / Matematiska institutionen
  Comparison of different MINLP methods applied on some chemical engineering problems / H. Skrifvars ... [et al.].
- In: Computers & chemical engineering, ISSN 0098-1354, 20 (1996) s. Suppl. 333-338.

4. Pörn, Ray / Matematiska institutionen
  Different strategies for solving bilinear integer non-linear programming problems with convex transformations / Iiro Harjunkoski ... [et al.]. - Åbo : Åbo Akademi, 1997. - [7] s. - (Report. A / Åbo Akademi. Kemisk-tekniska fakulteten. Institutionen för anläggningsteknik, ISSN 0783-215X ; 153). Abstract.
ISBN 952-12-0027-8
5. Pörn, Ray / Matematiska institutionen
  Different strategies for solving bilinear integer non-linear programming problems with convex transformations / I. Harjunkoski ... [et al.].
- In: Computers & chemical engineering, ISSN 0098-1354, 21 (1997) suppl., s. S487-S492.

6. Pörn, Ray / Matematiska institutionen
  Different transformations for solving non-convex trim loss problems with MINLP / I. Harjunkoski ... [et al.].
- In: European journal of operational research, ISSN 0377-2217, 105 (1998) s. 594-603 .

7. Pörn, Ray / Matematiska institutionen
  An extended cutting plane method for a class of non-convex MINLP problems / T. Westerlund ... [et al.].
- In: Computers & chemical engineering, ISSN 0098-1354, 22 (1998) s. 357-365.

8. Pörn, Ray / Matematiska institutionen
  Solving trim-loss problems with MINLP methods / I. Harjunkoski ... [et al.].
- In: The First European Congress on Chemical Engineering, Florence, Italy May 4-7, 1997 : in occasion of ICheaP-3, The third Italian Conference on Chemical and Process Engineering : vol. 3. - Milano : AIDIC, 1997, s. 1973-1976. Extended abstract. Övrig titel: ECCE 1. Även som "selected paper" i: AIDIC Conference Series, 2 (1997) s. 303-310.