ARTICLES (Physics)

ʿThe propagation of fading wavesʾ, Phil. Mag. 4(1959) 763-776.

ʿDiffraction by Finite Irregular Objectsʾ, Proc. Phys. Soc. 77(1961) 318-327.

ʿDiffraction by a screen causing large random phase fluctuationsʾ, Proc. Camb Phil. Soc. 58(1962) 382-400.

ʿThermal radiation in anisotropic mediaʾ, Proc. Phys. Soc. 83(1964) 811-817.

ʿThe radio-frequency emission coefficient of a hot plasmaʾ, Proc. Phys. Soc. 83(1964) 819-822.

ʿA dispersion formula for potential scatteringʾ, Proc. Phys. Soc. 90(1967) 925-934.

ʿOn the construction of the local field in the dielectric and plasma statesʾ, Physica 45 (1969) 95-103


ARTICLES (History of Science)

ʿOn certain photographs supposed to represent Edward William Laneʾ, Notes and Queries, 1976 394-5

ʿStudies in the medieval conception of precessionʾ, Archives Internationales dʾHistoire des Sciences, 99(1976) 197-220; 100(1977) 33-71.

ʿNewly discovered mathematical relations between Greek and Indian astronomyʾ, Indian J. History of Science, 12(1977) 120-6.

ʿThe Greek ʿPersian Syntaxisʾ and the Zīj-i Īlkhānīʾ, Archives Internationales dʾHistoire des Sciences, 112(1984) 35-60.

ʿThe astronomical tables of Rājah Jai Singh Sawāʾīʾ, Indian J. History of Science 19(1984) 143-171.

ʿMeridians of reference in pre-Copernican tablesʾ, Vistas in Astronomy 28(1985), 23-27.

ʿThe parameters of the Zīj of Ibn al-Aʿlamʾ, Archives Internationales dʾHistoire des Sciences, 122(1989) 22-50.

ʿAccount by Joseph Dubois of astronomical work under Jai Singh Sawāʾīʾ, Indian J. History of Science, 28(1993) 157-166.

ʿThe date of the Mahāsiddhāntaʾ, Gaṇita Bhāratī (Bull. Indian Soc. Hist. Math.) 15 (1993) 1-13.

ʿThe Astronomical Tables of George Gemistus Plethonʾ, J. History of Astronomy , 29 (1998) 117-127.

ʿThe Dates in Syriac Martyr Actsʾ, Appendix II to ʿThe Date of the Martyrdom of Simeon bar Sabbaca and the "Great Massacre"ʾ, by Richard Burgess, Analecta Bollandiana, 117 (1999) 9-66 [Appendix II, pp. 47-66].

ʿIndian astronomyʾ, as part of a CD Window on the Universe, Canopus Publishing Limited, 2000.            [Never published]

ʿIntercalation in the Era of the Province of Arabiaʾ, Revue Biblique, 108 (Jan 2001), 101-108.

‘Roger Louis Billard (1922-2000)’, Journal for the History of Astronomy 32 (2001) 369-370.

‘Roger Louis Billard (1922-2000)’, Archives Internationales dʾHistoire des Sciences, 52, (2002, No.149) 355-359.

 ‘Solsticial Observations in Thirteenth Century Beijing’, SCIAMVS Volume 4 (2003, Kyoto) 191-232.

‘The Standard Scheme of the Moon and its Mean Quantities’, Archive for History of Exact Science, 61 2007, 255-272.

‘The Epoch Date of the Ganga Era’, Zeitschrift der Deutschen Morgenländischen Gesellschaft, 171 (2), 2021, 425-458.



ʿAstronomy at the Dawn of the Renaissanceʾ, J. History of Astronomy , 29 (May, 1998).



Kairos (General Calendar Conversion), and other programs, available from



An Almanac for Trebizond for the Year 1336, [Corpus des Astronomes Byzantins, VII], Louvain-la-Neuve: Institut Orientaliste de Louvain, 1994.


Georges Gémiste Pléthon Manuel dʾAstronomie par Anne Tihon et Raymond Mercier, [Corpus des Astronomes Byzantins, IX], Louvain-la-Neuve: Institut Orientaliste de Louvain, 1998.


Studies on the Transmission of Medieval Mathematical Astronomy. Variorum Collected Studies Series CS787, Ashgate Variorum, Ashgate: Aldershot Hants, 2004. ISBN 0-86078-949-7.


Ptolemaiou Procheiroi Kanones. Ptolemy's Handy Tables, Édition critique, d'après les manuscrits en onciales du IXe et Xe siècles. Vol I, Tables A1-A2; vol Ia (edition, by Anne Tihon, Louvain la Neuve) and Vol Ib (commentary by Raymond Mercier, Cambridge University). Publications de l’Institut Orientaliste de Louvain, 59A, 59B, Peeters (Leuven), 2011.


Conformément aux observations d’Hipparque : le Papyrus Fouad inv, 267 A, Jean-Luc Fournet, Anne Tihon, Annex by Raymond Mercier, Leuven : Peeters, 2014.




‘Astronomical tables in the Twelfth century’, Adelard of Bath, an English Scientist and Arabist of the early Twelfth century, ed. Charles Burnett, London:Warburg Institute, 1987, pp.87-118.


‘The meridians of reference of Indian astronomical canons’, History of Oriental Astronomy, Proc of IAU Colloquium 91, New Delhi, 13-16 Nov 1985, ed. G.Swarup, A.K.Bag, K.S.Shukla, Cambridge: University Press, 1987, pp.97-107.


‘The lost Zīj of al-ūfī in the twelfth century tables for London and Pisa’, Lectures of the Conference of al-ūfī and Ibn Nafīs, 5-8 Oct. 1987, University of Jordan, Beirut: Dār al-Fikhr, 1991, pp.38-72.


‘Geodesy’, History of Cartography, Volume Two, Book One, Cartography in the Traditional Islamic and South Asian Societies, ed. J.B.Harley and David Woodward, Chicago: University of Chicago, 1992, pp.175-188.


‘English Orientalists and Mathematical Astronomy’, The Arabick interest of the Natural Philosophers in Seventeenth-century England, ed. G.A.Russell, Leiden: Brill, 1994, pp.158-214.


‘Accession and recession: reconstruction of the parameters’, From Baghdad to Barcelona, edited J. Casulleras and J. Samsó, two volumes, Barcelona 1996; vol. 1, pp. 299-347.


Articles: Geodesy, Ibn al-Alam, Zīj, in Encyclopaedia of the History of Science, Technology, and Medicine in Non-Western Cultures (ed Helaine Selin), Kluwer, 1997.


‘East and West contrasted in scientific astronomy’, Occident et Proche-Orient: Contacts scientifiques au temps des Croisades. Actes du colloque de Louvain-la-Neuve 24 et 25 mars 1997, édités par Isabelle Draelants, Anne Tihon, Baudoin van den Abeele, Brepols 2000; pp.325-342. [Réminiscienes 5]


‘Programmation pour les calendriers’, dans Les Calendriers, Leurs enjeux dans l’espace et dans le temps. Sous la direction de Jacques Le Goff, Jean Lefort et Perrine Mane. Colloque de Cerisy du 1er au 8 juillet 2000. Somogy éditions dʾArt, Paris 2002; pp 365-380.


‘From Tantra to Zīj’, in Sic itur ad astra. Studien zur Geschichte der Mathematik und Naturwissenschaften. Festschrift für den Arabisten Paul Kunitzsch zum 70. Geburtstag. Edited by Menso Folkerts and Richard Lorch. Harrassowitz (Wiesbaden), 2000; pp. 451-460.


‘Indian Astronomy’, in Encyclopedia of Astronomy and Astrophysics, Editor-in-Chief Paul Murdin, London: Institute of Physics Publishing and Nature Publishing Group, 2001; vol 2. pp. 1188-1193.


‘The sources of the astronomy of Gemistos Plethon’, Proceedings of the International Congress on Plethon and his Time, Mystras 26-29 June 2002, edited L.G. Benakis, Ch.P. Balloglou, Athens-Mystra 2003; 195-210.


Articles on ‘Shams al-Din al-Bukhari’, ‘Jacob ben Makîr’, in The Biographical Encyclopedia of Astronomers, edited by Hockey, T.; Trimble, V.; Williams, T.R.; Bracher, K.; Jarrell, R.A.; Marché, J.D.; Ragep, F.J.; Palmeri, J.; Bolt, M., Springer, 2007, Approx. 2000 p., 350 illus., 50 in colour, Hardcover; ISBN: 978-0-387-31022-0


‘Astronomical Computation for the History of Indian Astronomy’, in Traditions of Science, Cross-cultural Perspectives. Essays in honour of B.V. Subbarayappa, edited by Purushottama Bilimoria and Melukote K. Sridhar, Delhi: Munshiram Manoharlal, 2007; pp. 72-82.


‘The reality of Indian astronomy’, in Astronomy and Mathematics in Ancient India. Actes de la journée d’études organisée le 24 avril 2009 à l’Université Libre de Bruxelles, ed. J.M. Delire, Peeters, Lettres Orientales et Classiques 17, 2012.


‘Astronomical Tables of Abraha bar iyya’, in Time, Astronomy, and Calendars in the Jewish Tradition, edited by Sacha Stern and Charles Burnett, Brill 2014; pp. 155-207.


‘On the Originality of Indian Mathematical Astronomy’, in The Interactions of Ancient Astral Science, edited by David Brown, Hempen Verlag 2018; pp. 734-776.




Kairos 3.0 (2007). General Calendar Conversion Program. ( )



Unicode character GREEK ZERO SIGN (U+10186), Unicode 5.0 (2007), acknowledged p. xli.



Gears from the Greeks, The Antikythera mechanism - a Calendar computer from ca 80 B.C., Derek de Solla Price, New York: Science History Publications, 1975; J. History of Astronomy, 8(1977) 143-5

Sharon L.Gibbs, Greek and Roman Sundials, New Haven: Yale University, 1976. Annals of Science 34 (1977) 626-7.

O.Neugebauer, A History of Ancient Mathematical Astronomy (3 parts), Berlin: Springer, 1975; Centaurus 22(1978) 61-5.

H.Hugonnard-Roche, E.Rosen, J.P.Verdet (éditeurs) Copernic, Le Commentariolus; Rheticus. La Narratio Prima. Inroduction à lʾastronomie de Copernic, Paris: Blanchard, 1975; Centaurus 22(1978) 72-4.

O.Pedersen, A Survey of tle Almagest, Odense: University Press, 1974; British J. History of Science, 11(1978) 75-7.

R.R.Newton, Ancient Planetary Observations and the Validity of Ephemeris Time, Baltimore: Johns Hopkins University, 1976; British J. History of Science, 12 (1979) 211-7.

Alberto Magno Speculum Astronomiae, ed. S.Carotti, M.Pereira, S.Zamponi, Pisa: Domus Galiaeana, 1979; Annals of Science 36 (1979) 310-2.

J.L.Lopes and M.Paty, Quantum Mechanics, a half-century later, Dordrecht-Boston: Reidel, 1977; Archives Internationales dʾHistoire des Sciences 30(1980) 221-2.

K.S.Shukla, Karaṇa-Ratna of Devācārya, critically ed. etc., by Kripa Shankar Shukla, Lucknow: Lucknow University, 1979; Gaita Bhāratī (Bull. Indian Soc. Hist. Math.) 4(1982) 141-146

B.Chatterjee, Śiṣyadhīvṛddhida Tantra of Lalla, with Comm of Mallikārjuna Sūri , Critical ed. with Comm., etc by Bina Chatterjee, New Delhi: Indian National Sciences Academy, 1981; Gaita Bhāratī (Bull. Indian Soc. Hist. Math.) 7(1985) 53-7.

D.Pingree, The astronomical works of Gregory Chioniades,Vol I. The Zīj al-ʿAlāʾī. [Corpus des Astronomes Byzantins, II.i], Amsterdam: Gieben, 1985; Byz. Zeitschrift 81(1988) 91-3.

Indian Astronomy: A Source Book (based primarily on Sanskrit Texts), compiled by B.V.Subbarayappa and K.V.Sarma, Bombay: Nehru Centre, 1985; J. History of Astronomy 19(1988) 49-51.

Claudius Ptolemaeus. Der Sternkatalog des Almagest. Die Arabisch-mittelalterliche Tradition. I. Arabischen Übersetzungen, Heausgegeben, ins Deutsche Übetragen und bearbeitet von paul Kunitzsch. Wiesbaden, Harrasowitz, 1986. viii 344pp. British Society for Middle Eastern Studies Bulletin

J.Needham, The Hall of Heavenly Records, Korean astronomical instruments and clocks 1380-1780. Joseph Needham, Lu Gwei-Djen, John H.Combridge, John S.Major, Cambridge: University Press, 1986; J. Royal Asiatic Soc., 1990 218-9.

Astrolabica No.5, Études 1987-1989, éditées par A.J.Turner, Paris: Institut du Monde Arabe/Société Internationale de lʾastrolabe, 1989; Bull. Scientific Instrument Society, June 1991.

T.D.Worthen, The Myth of Replacement: Stars, Gods and Order in the Universe, Tucson: U. of Arizona, 1991; J. History of Astronomy 23(1992) 303-5.

Index verborum Hygini de Astronomia, Curaverunt M. Chiabò et Luciana Roberti, Hildesheim: Olms-Wiedemann, 1990; Archives Internationales dʾHistoire des Sciences 43 (1993) 377-8.

Mario di Bono, Le Sfere Omocentriche di Giovan Battista Amico nellʾ Astronomia del Cinquecento, con il testo del ʿDe motibus corporum coelestium...ʾ, Genoa: Università degli Studi, 1990; Annals of Science 51(1994) 94-5.

D’Imhotemp à Copernic. Astronomie et mathématiques des origines orientales au moyen āge, édites par Fr.Mawet et Ph.Talon, Leuven: Peters, 1992; J. Royal Asiatic Soc., 5 (Part 1, 1995) 115-6

Sawai Jai Singh and His Astronomy by Virendra Nath Sharma, JRAS 3rd ser Vol. 7 (1997) 468-470

Sawai Jai Singh and His Astronomy by Virendra Nath Sharma, ISIS 88(1997) 150-1

Hindi Zodiac and Ancient Astronomy, K Chandra Hari, Kerala 2001; J History of Astronomy 34(2003) 240-1.

The Rahmani of M.P. Kunhikunhi Malmi of Kavaratti. A Sailing Manual of Lakshadweep, edited by Lotika Varadarajan. Delhi: Manohar, 2004; J History of Astronomy 37(2006) 241-3.

James Herschel Holden, A History of Horoscopic Astrology, 2nd edition 2006, American Federation of Astrologers. pp.xviii, 375; J History of Astronomy 40(2009) 125-6.

Manilius in Context: Manilius and His Intellectual Background, Katherine Volk, Oxford 2009; J History of Astronomy 41(2010) 420-2

Ptolemy in Perspective: Use and Criticism of his Work from Antiquity to the Nineteenth Century. Edited by Alexander Jones. Archimedes xxiii: Springer, Berlin, 2010. J.History of Astronomy 42 (2011) 405-8

Ptolemy in Perspective, edited A. Jones, Springer, 2010. J History of Astronomy 43(2011) 405-408.


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