Other
[with F.C.Johnson] Applications of nonlinear models, A.I.R.Forum 1984, E.R.I.C. Reports ED 246 763 (microfiche).
[with A.Wormstein] Polyominoes of order 3 do not exist, J. Combinatorial Theory A 61 (1992) 130-136.
[with J.Cohen] Why are there simple rules in a complex universe? Futures 26 (1994) 648-664.
[with J.Cohen] Taxing the rat farms: pollution in context, Marine Pollution Bulletin 30 (1995) 236-238.
[with S.Clippingdale, P.Mason, and R.Wilson] Self-similarity in neural networks driven by transformations, Proc. IEE Colloq. on Fractals (1995), 1/1-1/3.
[with W.Zhang] Bounded solutions for non-autonomous parabolic equations, Dyn. Stab. Sys. 11 (1996) 109-120.
[with J.Cohen] Where are the dolphins? Nature 409 (2001) 1119-1122.
Systems with emergent dynamics, in Computing Anticipatory Systems: CASYS 2001 - Fifth International Conference, Liége 2001 (ed. D.M.Dubois), AIP Conference Proceedings 627, Amer. Inst. Phys., New York 2002, 27-36.
Faggot’s fretful fiasco, in Mathematics and Music (eds. J.Fauvel, R.Flood, and R.Wilson), Oxford Univ. Press, Oxford 2003, 60-75.
The second law of gravitics and the fourth law of thermodynamics, in From Complexity to Life (ed. N.H.Gregsen) [Proceedings of Templeton Symposium on Complexity, Information, and Design, Santa Fe 1999] Oxford University Press, Oxford 2003, 114-150.
Birthdays on Jupiter, Eureka 57 (2005) 10-14.
Mathematics, the media, and the public, Proc. Internat. Congr. Math. Madrid 2006, European Math. Soc. 2006, 1631-1644.
[with J. Cohen and D. Veal] Alien science (interview), Collapse 5 (2009) 225-290.
Factorimal expansions and the irrationality machine, Eureka 60 (2010) 24-29.
[with M.-K. Siu] How to invert n cups m at a time? Mathematics Today, 46 (2010) 34-38.
Sierpinski’s pathological curve and its modern incarnations, Wiadomosci Matematyczne 48 (2012) 239-246 (special issue for 6th European Congress of Mathematics, Kraków).
The fundamental theorem of algebra, Eureka 63 (2014) 1010-1100 [binary page numbers].
Why do all triangles form a triangle? Amer. Math. Monthly 124 (2017) 70-73.
Tetrahedral chains and a curious semigroup. Extracta Mathematicae 34 (2019) 99--122; https://www.eweb.unex.es/eweb/extracta/Vol-34-1/34B1Stewart_(550).pdf.
Steinhaus’s problem on chains of regular tetrahedra, The Mathematics Consortium Bulletin 4 (2023) 1–8.
Sums of distinct fifth roots of unity and the regular dodecahedron, The Mathematical Gazette, 4.2.23, accepted 26.5.23, to appear.
[with A.Wormstein] Polyominoes of order 3 do not exist, J. Combinatorial Theory A 61 (1992) 130-136.
[with J.Cohen] Why are there simple rules in a complex universe? Futures 26 (1994) 648-664.
[with J.Cohen] Taxing the rat farms: pollution in context, Marine Pollution Bulletin 30 (1995) 236-238.
[with S.Clippingdale, P.Mason, and R.Wilson] Self-similarity in neural networks driven by transformations, Proc. IEE Colloq. on Fractals (1995), 1/1-1/3.
[with W.Zhang] Bounded solutions for non-autonomous parabolic equations, Dyn. Stab. Sys. 11 (1996) 109-120.
[with J.Cohen] Where are the dolphins? Nature 409 (2001) 1119-1122.
Systems with emergent dynamics, in Computing Anticipatory Systems: CASYS 2001 - Fifth International Conference, Liége 2001 (ed. D.M.Dubois), AIP Conference Proceedings 627, Amer. Inst. Phys., New York 2002, 27-36.
Faggot’s fretful fiasco, in Mathematics and Music (eds. J.Fauvel, R.Flood, and R.Wilson), Oxford Univ. Press, Oxford 2003, 60-75.
The second law of gravitics and the fourth law of thermodynamics, in From Complexity to Life (ed. N.H.Gregsen) [Proceedings of Templeton Symposium on Complexity, Information, and Design, Santa Fe 1999] Oxford University Press, Oxford 2003, 114-150.
Birthdays on Jupiter, Eureka 57 (2005) 10-14.
Mathematics, the media, and the public, Proc. Internat. Congr. Math. Madrid 2006, European Math. Soc. 2006, 1631-1644.
[with J. Cohen and D. Veal] Alien science (interview), Collapse 5 (2009) 225-290.
Factorimal expansions and the irrationality machine, Eureka 60 (2010) 24-29.
[with M.-K. Siu] How to invert n cups m at a time? Mathematics Today, 46 (2010) 34-38.
Sierpinski’s pathological curve and its modern incarnations, Wiadomosci Matematyczne 48 (2012) 239-246 (special issue for 6th European Congress of Mathematics, Kraków).
The fundamental theorem of algebra, Eureka 63 (2014) 1010-1100 [binary page numbers].
Why do all triangles form a triangle? Amer. Math. Monthly 124 (2017) 70-73.
Tetrahedral chains and a curious semigroup. Extracta Mathematicae 34 (2019) 99--122; https://www.eweb.unex.es/eweb/extracta/Vol-34-1/34B1Stewart_(550).pdf.
Steinhaus’s problem on chains of regular tetrahedra, The Mathematics Consortium Bulletin 4 (2023) 1–8.
Sums of distinct fifth roots of unity and the regular dodecahedron, The Mathematical Gazette, 4.2.23, accepted 26.5.23, to appear.