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Charles Alexander Brodie-Brockwell Fonds
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Studies in evolution of Abacal arithmetic

This file contains research on studies in evolution of Abacal arithmetic. This includes Study 1 Theodorus epoch-making lecture delivered at Athens on Pythagorean power notation and generalisation on the pectilinear abacus with a foreword on the earlier spiral or circular abacus of common counting.

Chapters Nine to Eleven

This file contains research on Chapters Nine to Eleven. Chapter Nine: The limitations of our knowledge of the Astronomical Principles & Processes of the creation story of G. I, 1-3; Chapter Ten: The Time-Data and Time-Judgments of the Ancients as reflected in the modern Universal Condemnation of all such evidence; ch.11 The limitations of our knowledge of the Principles & Processes of algoristic arithmetic the basis of all calculation from the dawn of history to the renaissance.

Ancient Hebrew notation

This file contains research on ancient Hebrew notation in the light of Ibn Ezra’s notational teaching and the circular abacal diagrams whereby he exemplifies it. (pp. 1-90); Typical examples of the septuagint expression of Hebrew numbers one form of which is always a unit higher or lower than the Hebrew and thus enables us to distinguish Hebrew point from Hebrew interval numerals. (pp. 1-20)

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