List of publications



1.     Integralen voor de zetafunctie van Riemann.
    Mathematica (Zutphen) B5 (1937) 170-180.

2.     Over de hypocycloide van Steiner-Schläfli.
    Nieuw Archief Wiskunde (2) 20 (1940) 282-287.

3.     Een constructie van k-dimensionale toverkuben.
    Mathematica (Zutphen) B9 (1941) 149-151.

4.     Ein Satz über schlichte Funktionen.
    Nederl. Akad. Wetensch. Proceedings 44 (1941) 47-49 (=Indagationes
    Math. 3 (1941) 8-10).

5.     Over de absolute convergentie van reeksen van Dirichlet.
    Nederl. Akad. Wetensch. Proceedings 52 (1943) 23-28 (=Indagationes
    Math. 5 (1943) 8-13).

6.     Modulaire vormen van meer veranderlijken.
    Ph.D. Thesis, Vrije Universiteit Amsterdam, 1943, XIV+63 p.

7.     Gemeenschappelijke representantensystemen van twee klassen-indelingen
    van een verzameling.
    Nieuw Archief Wiskunde (2) 22 (1943) 48-52.

8.     Over het aantal oplossingen van het stelsel
    x_1^2 + x_2^2 + x_3^2 = n,    x_1 + x_2 + x_3 = m.
    Nieuw Archief Wiskunde (2) 22 (1943) 53-56.

9.     Bijnaperiodieke multiplicatieve functies.
    Nieuw Archief Wiskunde (2) 22 (1943) 81-95.

10.     The problem of optimum antenna current distribution (with C.J. Bouwkamp).
    Philips Resarch Reports 1 (1946) 135-158.

11.     A note on van der Pol's equation.
    Philips Resarch Reports 1 (1946) 401-406.

12.     The electrostatic field of a point charge inside a cylinder, in connection
    with wave guide theory (with C.J. Bouwkamp).
    J. Appl. Phys. 18 (1947) 562-577.

13.     A combinatorial problem.
    Nederl. Akad. Wetensch. Proceedings 49 (1946) 758-764 (=Indagationes
    Math. 8 (1946) 461-467).

14.     On the zeros of a polynomial and its derivative.
    Nederl. Akad. Wetensch. Proceedings 49 (1946) 1037-1044 (=Indagationes
    Math. 8 (1946) 635-642).

15.     On the zeros of a polynomial and its derivative II (with T.A. Springer).
    Nederl. Akad. Wetensch. Proceedings 50 (1947) 458-464 (=Indagationes
    Math. 9 (1947) 264-270).

16.     On the zeros of composition-polynomials (with T.A. Springer).
    Nederl. Akad. Wetensch. Proceedings 50 (1947) 895-903 (=Indagationes
    Math. 9 (1947) 406-414).

17.     Inequalities concerning polynomials in the complex domain.
    Nederl. Akad. Wetensch. Proceedings 50 (1947) 1265-1272 (=Indagationes
    Math. 9 (1947) 591-598).

18.     On the sum of a monotonic and a periodic function.
    Nieuw Archief Wiskunde (2) 22 (1948) 134-140.

19.     The logarithmic solutions of linear differential equations.
    Philos. Mag. (7) 39 (1948) 134-140.

20.     On Mahler's partition problem.
    Nederl. Akad. Wetensch. Proceedings 51 (1948) 659-669 (=Indagationes
    Math. 10 (1948) 210-220).

21.     On a combinatorial problem (with P. Erdös).
    Nederl. Akad. Wetensch. Proceedings 51 (1948) 1277-1279 (=Indagationes
    Math. 10 (1948) 421-423).

22.     Some theorems on the roots of polynomials.
    Nieuw Archief Wiskunde (2) 23 (1949) 66-68.

23.     An analogue of Grace's apolarity theorem.
    Nieuw Archief Wiskunde (2) 23 (1949) 69-76.

24.     A note on slowly oscillating functions (with J. Korevaar and T. van
    Aardenne-Ehrenfest).
    Nieuw Archief Wiskunde (2) 23 (1949) 77-86.

25.     Sequences of points on a circle (with P. Erdös).
    Nederl. Akad. Wetensch. Proceedings 52 (1949) 46-49 (=Indagationes
    Math. 11 (1948) 14-17).

26.     The asymptotically periodic behaviour of the solutions of some linear
    functional equations.
    American J. Math. 71 (1949) 313-330.

27.     On some linear functional equations.
    Publ. Math. Debrecen 1 (1950) 129-134.

28.     On the number of uncancelled elements in the sieve of Eratosthenes.
    Nederl. Akad. Wetensch. Proceedings 53 (1950) 803-812 (=Indagationes
    Math. 12 (1950) 247-256).

29.     On some Volterra equations of which all solutions are convergent.
    Nederl. Akad. Wetensch. Proceedings 53 (1950) 813-821 (=Indagationes
    Math. 12 (1950) 257-265).

30.     On bases for the set of integers.
    Publ. Math. Debrecen 1 (1950) 232-242.

31.     The roots of trigonometric integrals.
    Duke Math. J. 17 (1950) 197-226.

32.     On the number of positive integers <= x and free of prime factors > y
    Nederl. Akad. Wetensch. Proceedings 53 (1950) 813-821 (=Indagationes
    Math. 12 (1950) 257-265).

33.     Meetkundige beschouwingen over nulpunten van polynomen in het
    complexe vlak.
    Faraday 1950, 17-20.

34.     On the set of divisors of a number (with C. van Ebbenhorst Tengbergen
    and D. Kruyswijk).
    Nieuw Archief Wiskunde (2) 23 (1951) 191-193.

35.     Functions whose differences belong to a given class.
    Nieuw Archief Wiskunde (2) 23 (1951) 194-218.

36.     The asymptotic behaviour of a function occurring in the theory of primes.
    J. Indian Math. Soc. 15(A) (1951) 25-32.

37.     A colour problem for infinite graphs and a problem in the theory of
    relations (with P. Erdös).
    Nederl. Akad. Wetensch. Proceedings Ser. A 54 (=Indagationes Math. 13)
    (1952) 371-373.

38.     Circuits and trees in oriented linear graphs (with T. van Aardenne-
    Ehrenfest).
    Simon Stevin 28 (1952) 203-217.

39.     Some linear and some quadratic recursion formulas I (with P. Erdös).
    Nederl. Akad. Wetensch. Proceedings Ser. A 54 (=Indagationes Math. 13)
    (1952) 378-382.

40.     Some linear and some quadratic recursion formulas II (with P. Erdös).
    Nederl. Akad. Wetensch. Proceedings Ser. A 55 (=Indagationes Math. 14)
    (1952) 152-163.

41.     A difference property for Riemann integrable functions and for some
    similar classes of functions.
    Nederl. Akad. Wetensch. Proceedings Ser. A 55 (=Indagationes Math. 14)
    (1952) 145-151.

42.     Inequalities concerning determinants and systems of linear equations (with
    D. van Dantzig).
    Nederl. Akad. Wetensch. Proceedings Ser. A 55 (=Indagationes Math. 14)
    (1952) 315-321.

43.     On the factorization of finite abelian groups.
    Nederl. Akad. Wetensch. Proceedings Ser. A 56 (=Indagationes Math. 15)
    (1953) 258-264.

44.     On a recursion formula and on some tauberian theorems (with P. Erdös).
    J. Res. Nat. Bur. Standards 50 (1953) 161-164.

45.     On invariants of G.C.D. algorithms (with W.M. Zaring).
    Nieuw Archief Wiskunde (3) 1 (1953) 105-112.

46.     On the factorization of cyclic groups.
    Nederl. Akad. Wetensch. Proceedings Ser. A 56 (=Indagationes Math. 15)
    (1953) 370-377.

47.     The difference-differential equation F'(x) = e^(alpha x + beta) F(x-1), I, II.
    Nederl. Akad. Wetensch. Proceedings Ser. A 56 (=Indagationes Math. 15)
    (1953) 449-464.

48.     Non sigma-finite measures and product measures (with A.C. Zaanen).
    Nederl. Akad. Wetensch. Proceedings Ser. A 57 (=Indagationes Math. 16)
    (1954) 456-466.

49.     On some exponential and polar representations of matrices (with
    G. Szekeres).
    Nieuw Archief Wiskunde (3) 3 (1955) 20-32.

50.     On some classes of integer-valued functions.
    Nederl. Akad. Wetensch. Proceedings Ser. A 58 (=Indagationes Math. 17)
    (1955) 363-367.

51.     On number systems.
    Nieuw Archief Wiskunde (3) 4 (1956) 15-17.

52.     Inequalities concerning minors and eigenvalues.
    Nieuw Archief Wiskunde (3) 4 (1956) 18-35.

53.     On some multiple integrals involving determinants.
    J. Indian Math. Soc. 19 (1955) 133-151.

54.     A theorem on choice functions.
    Nederl. Akad. Wetensch. Proceedings Ser. A 60 (=Indagationes Math. 19)
    (1957) 409-411.

55.     Embedding theorems for infinite groups.
    Nederl. Akad. Wetensch. Proceedings Ser. A 60 (=Indagationes Math. 19)
    (1957) 560-569.

56.     Function theory in Banach algebras.
    Ann. Acad. Sci. Fennicae Ser A. I. Math. 250/5 (1958) 12 pp.

57.     Pairs of slowly oscillating functions occurring in asymptotic problems
    concerning the Laplace transform.
    Nieuw Archief Wiskunde (3) 7 (1959) 20-26.

58.     Generalization of Polya's fundamental theorem in enumerative
    combinatorial analysis.
    Nederl. Akad. Wetensch. Proceedings Ser. A 62 (=Indagationes Math. 21)
    (1959) 59-69.

59.     Addendum to "A theorem on choice functions".
    Nederl. Akad. Wetensch. Proceedings Ser. A 62 (=Indagationes Math. 21)
    (1959) p. 327.

60.     De reeks van Taylor en soortgelijke reeksen.
    Simon Stevin 33 (1959) 20-26.

61.     Verallgemeinerte Riemannsche Sphären.
    Nachr. Akad. Wissensch. Göttingen Math. Phys. Kl. I (1959) nr 11,
    279-292.

62.     On Turan's first main theorem.
    Acta Math. Acad. Sc. Hungar. XI (1960) 213-216.

63.     Asymptotically orthonormal sequences in Hilbert space.
    Ann. Univ. Sci. Budapest. Eötvös, Sect Math. III-IV, (1960/1961) 35-40.

64.     On the number of integers <= x whose prime factors divide n.
    Illinois J. Math. 6 (1962) 137-141.

65.     A converse of Cauchy's fundamental sequence theorem.
    Simon Stevin 35 (1961-1962) 110-112.

66.     On unitary equivalence of unitary dilations of contractions in
    Hilbert space.
    Acta Sci. Math. (Szeged) 23 (1962) 100-105.

67.     On Hilbert's inequality in n dimensions (with H.S. Wilf).
    Bulletin A.M.S. 68 (1962) 70-73.

68.     Polya's theory of counting.
    In: Applied Combinatorial Mathematics, ed. E.F. Beckenbach, Wiley 1964,
    144-184.

69.     Meetkunde spelen met speelkaarten.
    Pythagoras 2 (1963) 95-97 and 116-119.

70.     On the asymptotic behaviour of some Dirichlet series with a complicated
    singularity (with J.H. van Lint).
    Nieuw Archief Wiskunde (3) 11 (1963) 68-75.

71.     Carleman's inequality for finite series.
    Nederl. Akad. Wetensch. Proceedings Ser. A 66 (=Indagationes Math. 25)
    (1963) 505-514.

72.     Enumerative combinatorial problems concerning structures.
    Nieuw Archief Wiskunde (3) 11 (1963) 142-161.

73.     On the number of integers <= x whose prime factors divide n (with
    J.H. van Lint).
    Acta Arithm. 8 (1963) 349-356.

74.     Incomplete sums of multiplicative functions I (with J.H. van Lint).
    Nederl. Akad. Wetensch. Proceedings Ser. A 67 (=Indagationes Math. 26)
    (1964) 339-327.

75.     Incomplete sums of multiplicative functions II (with J.H. van Lint).
    Nederl. Akad. Wetensch. Proceedings Ser. A 67 (=Indagationes Math. 26)
    (1964) 348-359.

76.     Some direct decompositions of the set of integers.
    Math. Comp. 18 (1964) 537-546.

77.     Addendum to "Embedding theorems for infinite groups".
    Nederl. Akad. Wetensch. Proceedings Ser. A 67 (=Indagationes Math. 26)
    (1964) 594-595.

78.     Some extremal problems about differential equations with perturbations.
    J. Math. Anal. Appl. 10 (1965) 221-230.

79.     On partial sums of $\Sigma_{d \mid m} \varphi (d) ~$ (with J.H. van Lint).
    Simon Stevin 39 (1965) 18-22.

80.     A problem of optimal control.
    J. Math. Anal. Appl. 14 (1966) 185-190.

81.     On the number of positive integers <= x and free of prime factors > y. II
    Nederl. Akad. Wetensch. Proceedings Ser. A 69 (=Indagationes Math. 28)
    (1966) 240-247.

82.     On almost additive functions.
    Colloq. Math. 15 (1966) 59-63.

83.     Uncertainty principles in Fourier analysis.
    In: Inequalities, ed. O. Shisha, Acad. Press 1967, pp. 57-71.

84.     A note on plane trees (with B.J.M. Morselt).
    J. Combinatorial Th. 2 (1967) 27-34.

85.     Colour patterns that are invariant under a given permutation of
    the colours.
    J. Combinatorial Th. 2 (1967) 418-421.

86.     Additional comments on a problem in concurrent programming control.
    Communic. A.C.M. 10 (1967) p 137.

87.     Wigner-distributie als muzikaal notenschrift bij de Fourier analyse van
    signalen.
    Nederl. Akad. Wetensch. Amsterdam. Verslag van de Gewone Vergadering
    Afd. Natuurkunde 76 (1967) 19-23.

88.     Notes on Gelfand's theory (with W.van der Meiden).
    Nederl. Akad. Wetensch. Proceedings Ser. A 70 (=Indagationes Math. 29)
    (1967) 467-474.

89.     A remark on uniformly distributed sequences and Riemann
    integrability (with K.A. Post).
    Nederl. Akad. Wetensch. Proceedings Ser. A 71 (=Indagationes Math. 30)
    (1968) 149-150.

90.     Enumeration of tree-shaped molecules.
    In: Recent Progress in Combinatorics, ed. W.T. Tutte, Acad. Press 1969,
    59-68.

91.     Permutations with given ups and downs.
    Nieuw Archief Wiskunde (3) 18 (1970) 61-65.

92.     Filling boxes with bricks.
    Amer. Math. Monthly 76 (1969). 38-40.

93.     Enumeration of generalized graphs (with D.A. Klarner).
    Nederl. Akad. Wetensch. Proceedings Ser. A 72 (=Indagationes Math. 31)
    (1969) 1-9.

94.     Automath, a language for mathematics.
    Department of Mathematics, Eindhoven University of Technology, TH-report
    68-WSK-05, 47 p.
    Reprinted in revised form, with two pages commentary, in: Automation and
    Reasoning, vol 2, Classical papers on computational logic 1967-1970, Springer
    Verlag 1983, pp. 159-200.

95.     The mathematical language Automath, its usage, and some of its
    extensions.
    Symposium on Automatic Demonstration (Versailles December 1968),
    Lecture Notes in Mathematics, vol. 125, Springer Verlag 1970, pp. 29-61.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 73-100.
    North-Holland 1994.

96.     Enumeration of mapping patterns.
    J. Combinatorial Th. A12 (1972) 14-20.

97.     Non-numerieke computertoepassingen.
    In: Computerwiskunde, ed. J.J. Seidel. Aula reeks nr 407, Utrecht/Antwerpen
    1969, pp. 75-94.

98.     On some formal power series expansions (with C.J. Bouw\-kamp).
    Nederl. Akad. Wetensch. Proceedings Ser. A 72 (=Indagationes Math. 31)
    (1969) 301-308.

99.     Programmeren van de pentomino puzzle.
    Euclides 47 (1971/1972) 90-104.

100.     Machinale verificatie van redeneringen.
    Nederl. Akad. Wetensch. Amsterdam. Verslag van de Gewone Vergadering
    Afd. Natuurkunde 78 (1969) 151-155.

101.     The exterior cycle index of a permutation group.
    In: Studies in Pure Mathematics, ed. L. Mirsky, Academic Press 1971,
    pp. 31-37.

102.     Polya's Abzähltheorie: Muster für Graphen und chemische
    Verbindungen.
    In: Selecta Mathematica III, Heidelberger Taschenbücher, vol. 86,
    Springer Verlag 1971, pp. 1-26.

103.     A solitaire game and its relation to a finite field.
    J. Recreational Math. 5 (1972) 133-137.
    Reprinted in: Mathematical Solitaires and Games, ed. B. L. Schwarz.
    Excursions in Recreational Mathematics, Ser. 1., pp. 12-16. Baywood
    Publ. Comb.

104.     Recent developments in enumeration theory.
    Actes Congr. Int. Math. 1970, Tome 3, pp. 193-199.

105.     A survey of generalizations of Polya's enumeration theorem.
    Nieuw Archief Wiskunde (3) 19 (1971) 89-112.

106.     The average height of planted plane trees (with D.E. Knuth and
    S.O. Rice).
    In: Graph Theory and Computing, ed. R.C. Read, Academic Press 1972,
    pp. 15-22.

107.     Some algorithms for reordering a sequence of objects, with application
    to E. Sparre Andersen's Principle of Equivalence in mathematical statistics.
    Nederl. Akad. Wetensch. Proceedings Ser. A 75 (=Indagationes Math. 34)
    (1972) 1-10.

108.     Lambda calculus notation with nameless dummies, a tool for automatic
    formula manipulation, with application to the Church-Rosser theorem.
    Nederl. Akad. Wetensch. Proceedings Ser. A 75 (=Indagationes Math. 34)
    (1972) 381-392.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 375-388.
    North-Holland 1994.

109.     Set theory with type restrictions.
    In: Infinite and Finite Sets, ed. A. Hajnal, R. Rado and Vera T. Sos,
    vol I, Coll. Math. Soc. J. Bolyai 10 (1975), pp. 205-314.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 841-847.
    North-Holland 1994.

110.     A theory of generalized functions, with applications to Wigner
    distribution and Weyl correspondence.
    Nieuw Archief Wiskunde (3) 21 (1973) 205-280.

111.     Sorting by means of swappings.
    Discrete Math. 9 (1974) 334-339.

112.     The Automath mathematics checking project.
    Proceeedings of the symposium APLASM, ed. P. Braffort, Vol I, Orsay 1973.
    Reprinted (with epiloque 1981) in: Studies in Logic, Grammar and Rhetorics,
    ed. J. Kopania, Papers of Warsaw University no 40, Humanities vol II.
    Bialystok 1983.

113.     Automath, a language for mathematics.
    Séminaire Math. Sup. 1971. Les Presses de l'Université de Montréal 1973,
    58 p.

114.     Exact finite models for minimal propositional calculs over a finite
    alphabet.
    Department of Mathematics, Eindhoven University of Technology,
    TH-report 68-WSK-05, 30 p.

115.     Wiskundige modellen voor het levende brein.
    Nederl. Akad. Wetensch. Amsterdam. Verslag van de Gewone Vergadering
    Afd. Natuurkunde 83 (1974) 156-164.

116.     An asymptotic problem.
    Proc. Prague Symp. on asymptotic statistics, Vol II, ed. J. Hajek.
    Charles University, Prague 1974.

117.     Acknowledgement of priority to C. Flye Sainte-Marie on the counting
    of circular arrangement of zeros and ones that show each n-letter word exactly
    once.
    Department of Mathematics, Eindhoven University of Technology,
    TH-report 75-WSK-06,

118.     A finite basis theorem for packing boxes with bricks (with D.A. Klarner).
    Philips Research Reports 30 (1975) 337-343.

119.     Defining reals without the use of rationals.
    Nederl. Akad. Wetensch. Proceedings Ser. A 79 (=Indagationes Math. 36)
    (1976) 100-108.

120.     Een klaverbladknoop in de vorm van een ruimtelijke negenhoek met
    rechte hoeken en di\"{e}drische symmetrie.
    Nieuw Tijdschrift Wiskunde 63 (1976) 245-247.

121.     Spelen op een graaf.
    Nieuw Tijdschrift Wiskunde 63 (1976) 201-208.

122.     The use of partially ordered sets for the study of non-classical
    propositional logics.
    In: Problèmes Combinatoires et Théorie des Graphes, Coll. Intern. C.N.R.S.
    No 260, Paris 1978, pp. 67-70.

123.     Commentary on B.L. van der Waerden's paper on arithmetic progressions
    in sets of integers.
    In: Two Decades of Mathematics in the Netherlands, ed. E.M. Bertin et.
    al., Part I. Mathematical Centre Amsterdam 1978, pp. 116-124.

124.     Opbouw van het systeem der reële getallen.
    Nederl. Akad. Wetensch. Amsterdam. Verslag van de Gewone Vergadering
    Afd. Natuurkunde 86 (1977) 156-164.

125.     Lambda calculus with namefree formulas involving symbols that represent
    reference transforming mappings.
    Nederl. Akad. Wetensch. Proceedings Ser. A 81 (=Indagationes Math. 40)
    (1978) 348-356.

126.     An asymptotic problem on iterated functions.
    Nederl. Akad. Wetensch. Proceedings Ser. A 82 (=Indagationes Math. 41)
    (1979) 105-110.

127.     A namefree lambda calculus with facilities for internal definition of
    expressions and segments.
    Department of Mathematics, Eindhoven University of Technology,
    TH-report 78-WSK-03 (1978), 39 p.

128.     Topological existence proof for a non-linear two-point boundary value
    problem.
    Philips. J. Research 36 (1981) 229-238.

129.     A note on the Cauchy-Frobenius lemma.
    Nederl. Akad. Wetensch. Proceedings Ser. A 82 (=Indagationes Math. 41)
    (1979) 225-228.

130.     Wees contextbewust in WOT.
    Euclides 55 (1979/1980) 7-12.

131.     Grammatica van WOT.
    Euclides 55 (1979/1980) 66-72.

132.     Van alles en nog wat over gebonden variabelen in wiskundige taal.
    Euclides 55 (1979/1980) 262-268.

133.     Wiskundigen, let op Uw Nederlands.
    Euclides 55 (1979/1980) 429-435.

134.     The pretzel solitaire card game as a pastime for the lonely mathematician.
    In: The Mathematical Gardner, ed. D.A. Klarner, Prindle, Weber and
    Scmidt (Boston, Mass.) and Wadsworth Intl. (Belmont, Cal.) 1980, pp. 16-24.

135.     On the number of partition patterns of a set.
    Nederl. Akad. Wetensch. Proceedings Ser. A 82 (=Indagationes Math. 41)
    (1979) 229-234.

136.     Remarks on hermitean matrices.
    Linar Algebra and Appl. 32 (1980) 201-208.

137.     Counting complete matchings without using Pfaffians.
    Nederl. Akad. Wetensch. Proceedings Ser. A 83 (=Indagationes Math. 42)
    (1980) 145-151.

138.     A survey of the project Automath.
    In: To H.B. Curry: Essays in combinatory logic, lambda calculus and
    formalism, ed. J.P. Seldin and J.R. Hindley, Academic Press 1980,
    pp. 579-606.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 141-161.
    North-Holland 1994.

139.     Sequences of zeros and ones generated by special production rules.
    Nederl. Akad. Wetensch. Proceedings Ser. A 84 (=Indagationes Math. 43)
    (1981) 27-37.
    Reprinted in: The Physics of Quasicrystals, ed. P.J. Steinhardt and
    S. Ostlund, World Scientific Publ. Comp., Singapore (1987), pp. 662-672.

140.     Naschrift op het artikel "Wiskunde en Nederlands" van L.G. Mostertman.
    Euclides 56 (1980/1981) 110-111.

141.     Algebraic theory of Penrose's non-periodic tilings of the plane.
    Nederl. Akad. Wetensch. Proceedings Ser. A 84 (=Indagationes Math. 43)
    (1981) 38-66.
    Reprinted in: The Physics of Quasicrystals, ed. P.J. Steinhardt and
    S. Ostlund, World Scientific Publ. Comp., Singapore (1987), pp. 673-700.

142.     Denumerations of rooted trees and multisets.
    Discr. Appl. Math. 6 (1983) 25-33.

143.     Multisets of aperiodic cycles (with D.A. Klarner).
    SIAM J. Algebr. Discr. Meth. 3 (1982) 359-368.

144.     The Lagrange-Good inversion formula, and its application to integral
    equations.
    J. Math. Anal. Appl. 92 (1983) 397-409.

145.     Sorting arrays by means of swaps.
    Nederl. Akad. Wetensch. Proceedings Ser. A 86 (=Indagationes Math. 45)
    (1983) 38-66.

146.     A sorting machine.
    Nederl. Akad. Wetensch. Proceedings Ser. A 86 (=Indagationes Math. 45)
    (1983) 133-138.

147.     Some machines defined by directed graphs.
    Theor. Computer Sc. 32 (1984) 309-319.

148.     Computers in het onderwijs.
    Euclides 59 (1983/1984) 87-91.

149.     Formalization of constructivity in Automath.
    In: Papers dedicated to J.J. Seidel, ed. P.J. de Doelder, J. de Graaf
    and J.H. van Lint. EUT-Report 84-WSK-03, ISSN 0167-9708, Department of
    Mathematics and Computing Science, Eindhoven University of Technology, 1984,
    pp. 76-101.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 849-864.
    North-Holland 1994.

150.     Het Informatica-stimuleringsplan.
    I & I, Kwartaalreeks over Informatie en Informatiebeleid, nr 5, 1984,
    pp. 9-15.

151.     Omzien in bewondering.
    Nieuw Archief Wiskunde (4) vol 3 (1985) 105-119.

152.     Checking mathematics with the aid of a computer.
    In: The Influence of Computers and Informatics on Mathematics and
    its Teaching, (ed. A.G. Howson and J.-P. Kahane), pp. 61-68. Cambridge
    University Press 1986.

153.     Generalizing Automath by means of a lambda-typed lambda calculus.
    In: Mathematical Logic and Theoretical Computer Science, Lecture Notes
    in pure and applied mathematics, 106, (ed. D. W. Kueker, E.G.K. Lopez-
    Escobar, C.H. Smith) pp. 71-92. Marcel Dekker, New York 1987.
    Reprinted in: Selected Papers on Automath, edited by R.P. Nederpelt,
    J.H. Geuvers and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 313-337.
    North-Holland 1994.

154.     Quasicrystals and their Fourier transform.
    Nederl. Akad. Wetensch. Proceedings Ser. A 89 (=Indagationes Math. 48)
    (1986) 123-152.

155.     Dualization of multigrids.
    In: Proceedings of the International Workshop Aperiodic Crystals,
    Journal de Physique, vol. 47, Colloque C3, supplement to nr. 7, pp. 85-94.

156.     Modulated quasicrystals.
    Nederl. Akad. Wetensch. Proceedings Ser. A 90 (=Indagationes Math. 49)
    (1987) 121-132.

157.     Symmetry and quasisymmetry.
    Lecture at the Symmetrie Symposion, Technische Hochschule Darmstadt,
    13-17 Juni 1986. In: Symmetrie in Geistes- und Naturwissenschaft. Herausg.
    R. Wille. Springer Verlag 1988.

158.     Wiskundige theorie van quasikristallen.
    Nederl. Akad. Wetensch. Amsterdam. Verslag van de Gewone Vergadering
    Afd. Natuurkunde 96, 1987, p. 5-10.

159.     A riffle shuffle card trick and its relation to quasicrystal theory.
    Nieuw Archief Wiskunde (4) 5 (1987) 285-301.

160.     Up-down generation of Beatty sequences.
    Kon. Nederl. Akad. Wetensch. Proc. Ser. A 92 (=Indagationes
    Mathematicae 51), pp. 385-407 (1989).

161.     Telescopic mappings in typed lambda calculus.
    Information and Computation, vol 91, 189-204 (1991).

162.     The use of justification systems for integrated semantics
    In: Colog-88, International Conference on Computer Logic Tallinn USSR,
    December 1988, Proceedings. Ed. P. Martin-Löf and G. Mints. Lecture Notes
    in Computer Science Nr. 417, pp. 9-24. Springer-Verlag 1990.

163.     Wiskunde en de computer.
    In: Proceedings van het symposium wiskunde en de computer, red. J. van
    Mill en G.Y. Nieuwland. CWI Syllabus Nr 23, Centrum v. Wiskunde en
    Informatica, Amsterdam, 1989, pp. 1-27.

164.     Updown generation of Penrose tilings.
    Indagationes Mathematicae, N.S., 1, pp. 201-219 (1990).

165.     Machinale verificatie van redeneringen.
    In: Bewijzen in de Wiskunde, ed. P.W.H. Lemmens. CWI Syllabi, Nr 24,
    pp 61-80. Centrum v. Wiskunde en Informatica, Amsterdam. 1989

166.     Remarks on Penrose tilings.
    In: The mathematics of P. Erdös, ed. R.L. Graham and J. Nesetril,
    Berlin, Springer 1996, vol. 2, pp. 264-283.
   

167.     Mathematics and Computers.
    Nieuw Archief Wiskunde (4) vol 7 (1989) 169-195.

168.     Checking mathematics with computer assistance.
    Notices American Mathematical Society, vol 38(1), Jan. 1991, pp 8-15.

169.     A plea for weaker frameworks.
    In: Logical Frameworks (ed. G.Huet, G. Plotkin), pp. 40-67. Cambridge
    University Press, 1991.

170.     The Mathematical Vernacular, a language for mathematics with
    typed sets.
    In: Proceedings of the Workshop on Programming Logic, Editors Peter
    Dybjer et. al. Report 37, Programming Methodology Group, ISSN 0282-2083.
    University of Göteborg and Chalmers University of Technology.

171.     Vloerbedekkingen met Penrose tegels.
    Nieuwe Wiskrant 10 (4) 1991 pp 32-37.

172.     The Mathematical Vernacular, a language for mathematics with
    typed sets. [Extension of P170]
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 865-935. North-Holland 1994.

173.     Wiskundige Omgangstaal.
    Verslagen Kon. Ned. Akad. Wetensch. Afd. Natuurkunde, Vol 100 (1)
    pp 3-8, 1991

174.     Arithmetical medallions and friezes.
    Nieuw Archief Wiskunde (4) vol 9 (1992) 339-350.

175.     Algorithmic definition of lambda-typed lambda calculus.
    In: Logical Environments. Editors G. Huet and G. Plotkin. Cambridge
    University Press 1993, pp131-146.

176.     Penrose patterns are almost entirely determined by two points.
    Discrete Mathematics 106/107 pp. 97-104 (1992).

177.     On the role of types in mathematics.
    To be published in a volume dedicated to the Curry-Howard Isomorphism,
    ed. Ph. de Groote.

178.     A model for information processing in human memory and
    consciousness.
    Nieuw Archief Wiskunde (4) vol 12 (1994) 35-48.

179.     Highlighting the lambda-free fragment of Automath.
    In: Higher Order Logic Theorem Proving and its Applications. 7th
    International Workshop, Valletta, September 1994, Proceedings. Lecture
    Notes in Computer Science, vol. 859, pp. 81-96. Springer-Verlag 1994.

180.     Reflections on Automath. [Translation of V40 (1990)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 201-228. North-Holland 1994.

181.     AUT-SL, a single line version of Automath. [Reprint of report N35
    (1971)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 275-281. North-Holland 1994.

182.     Some extensions of Automath: the AUT4-family. [Reprint of report M10
    (1974)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 283-288. North-Holland 1994.

183.     AUT-QE without type inclusion. [Reprint of report N56 (1978)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 289-297. North-Holland 1994.

184.     Computer program semantics in space and time. [Reprint of report M8
    (1983)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 947-972. North-Holland 1994.

185.     Verification of mathematical proofs by a computer. A preparatory study
    for a project Automath. [Translation of V1 (1966)].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 57-72. North-Holland 1994.

186.     Example of a text written in Automath. [Reprint of report M2 (1968),
    with comments by R.C. de Vrijer].
    In: Selected Papers on Automath, edited by R.P. Nederpelt, J.H. Geuvers
    and R.C. de Vrijer, Studies in Logic, vol. 133, pp. 687-700. North-Holland 1994.

187.     Can people think?
        Journal of Consciousness Studies, Vol.3, 1996, pp. 425-447.

188.     Influences of type-theoretical checking on the philosophy of mathematics.
        In: Twenty-Five Years of Constructive Type Theory. Proceedings of a
   Congress Held in Venice, October 1995. Ed. G. Sambin and J.M. Smith.
    Oxford Logic Guides, nr. 36. Clarendon Press, Oxford 1998.

189.     Geheugenmodel met bewustzijn. Biologische basis van een associatief
    geheugen.
        Spiegeloog, jaargang 24, nr. 234, juli 1997, pp. 10-13.

190.     Philosophical aspects of computerized verification of mathematics.
        In: Harrie de Swart (Ed.), Automated Reasoning with Analytic Tableaux
    and Related Methods. International Conference, TABLEAUX '98, Oisterwijk,
    The Netherlands, May 1998, Proceedings. pp. 1-9.
    Lecture Notes in Artificial Intelligence, nr. 1397. Springer 1998.

191.    Wiskunde en Kunst.
        In: Wetenschap en Kunst. Verslag van een dialoog.
    Koninklijke Nederlandse Akademie van Wetenschappen.
    Amsterdam 1998. pp. 49-56.

192.    A model for associative memory, a basis for thinking and consciousness.
        In: J. Wiedermann, P. van Emde Boas, M. Nielsen (eds.).
    Automata, Languages and Programming, pp. 74-89. 26th International
   Colloquium, ICALP '99, Prague, Czech Republic, July 1999, Proceedings.
    (Lecture Notes in Computer Science; Vol. 1644) Springer, 1999.

194.    The beer bottles problem.
        In: David Wolfe and Tom Rogers (eds.).
    Puzzlers' tribute: a feast for the mind, pp. 373-376.
    A.K. Peters, Natick, Massachusetts, 2002.

195.     A mathematical model for biological memory and consciousness.    
    In: Fairouz D. Kamareddine (ed.).
    Thirty Five Years of Automating Mathematics, pp. 9-23.
    Kluwer Academic Publishers, 2003.

196.    Set!
        Nieuw Archief v. Wiskunde, ser. 5, deel 3, nr. 3, December 2002, pp. 320-325.

197.     Rekenen modulo 2 en goochelen met logica.
        Pythagoras, jg. 43, nr 2 (februari 2004) pp. 10-13.