IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. From the sixteenth century, computing ...

Researchers at Rochester Institute of Technology have developed MathDeck, an online search interface that allows anyone to easily create, edit and lookup sophisticated math formulas on the computer.

This leaflet gives tables, formulae and rules for users of the CURTA calculating machine. Received with CURTA calculator 1982.0922.01. overall: .3 cm x 7.7 cm x 15.1 cm; 1/8 in x 3 1/32 in x 5 15/16 ...

Trigonometry is the branch of mathematics that explains the relationship between sides and angles of a triangle. In a right angled triangle the three sides are perpendicular, base and hypotenuse, as ...