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Charles Alexander Brodie-Brockwell Fonds File
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Circular Abacus - Ancient theory of Unity

The file contains research on the ancient theory of Unity in the light of the Circular Abacus (ch1 provisional description of circular abacal calculation…; ch.2 ibn ezra’s elucidation of theory and practice of circular abacal calculation.; Ch. 3 evidence of the use of circular abacal calculation by greek and latin authors…; Ch. 4 aristotle’s problema XV on mediterranean calculation during 4th cent.BC)

Ancient Arithmetic

This file contains papers about ancient arithmetic or the science and art of Abacal Calculation (An inductive Study of Thautetus' Report of the famous lecture on Powers delivered at Athens by Theodorus the African).

The Pythagorean abacus

This file contains research on the Pythagorean abacus: an inductive study in pre-Christian mathematics based on the teaching of the IBN Ezra and Aristotle (pp. 1-135); The abacus of Aristotle (problema XV) and its bearing on the terminology and technique of the horoi or the definitions prefixed to book I of Euclid’s elements (pp. 74-282).

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)

Chapter 15

This file contains research on Chapter 15: Aristotle’s description of the art and science of counting in vogue all over the Mediterranean world during the 4th century B.C. (Problema XV) (pp. 1-138); Ancient cultural anthropology – a new method. Study II: Unity in abacal mathematics

Stonehenge, Oxford, etc.

The file contains research on Stonehenge, Oxford, etc.; Ethnic factors in the Mediterranean Race with reference to tribal clan and kindered of general stock names of the giants of the Palestinian Bridge; British place names which belong

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