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Convergence articles

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This article presents photographs of ancient Egyptian hieroglyphs that instructors can use when teaching numeration systems.

Resources for sharing Kepler's fascinating studies of the rhombic dodecahedron with students.

The rod numerals of ancient China are promoted as an alternative for teaching preservice teachers about numeration systems.

The author shares some of the research surprises he encountered while writing Republic of Numbers (JHU Press, 2019).

An introduction to Ernest Gotlieb Ziegenbalg, a little-known translator of a Danish edition of Euclid’s Elements, and his book.

Activities for visualizing al-Khwārizmī's algebraic solution methods using algebra tile manipulatives.

Highlights from Ada Lovelace's correspondence course on calculus with Augustus DeMorgan that shed light on common confusions that still arise today.

Misterios matemáticos de Rapa Nui (Isla de Pascua) y actividades escolares basadas en estudios arqueológicos de un viaje reciente.  

A series of articles introducing online collections documenting specific categories of mathematical objects, available for research and teaching.

Biography of Sir Charles Scarburgh (ca 1615–1694) and discussion of his contributions to the history of mathematics.