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Pili, Unofre B. – Physics Education, 2022
This article presents a simple, fast, and equally accurate technique for measuring the area of a circle and of an ellipse without using geometric formulas. This therefore, together with the known radius of the circle and the semi-major and semi-minor axes of the ellipse, allows for the calculation of [pi]. The experiment is easy, thrilling, and…
Descriptors: Physics, Science Instruction, Mathematical Formulas, Class Activities
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Mac Lane, Saunders – Science, 1980
This is a review of the current research in mathematics involving breadth of ideas. Research includes topics in number theory, classification of all finite simple groups, the representation of group aids in their application to the study of symmetry. (Author/SA)
Descriptors: Classification, Computation, Futures (of Society), Geometry