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animal, kitty, cats, cat, a2-plus-b2-equals-c2
The number Pi is a mathematical constant, the ratio of a circle's circumference to its diameter, commonly approximated as 3.14159.
computar, calcular, circunferencia, academicista, profesor
Pi / ∏ / π / Mathematics / Geometry (UK & USA / White) Notebook
round, studies, bachelor, master, mathematician
Pi / ∏ / π / Mathematics / Geometry (UK & USA / Black) Notebook
Impossible Shape in cool black & white. Optical Illusion Prima as a gift for all friends of illusion, minimalism, geometry, hypnosis and Op Art. Modern Hipster Minimal Line Art Design perfect for hypnosis.
academicista, esoteric, sacred-geometry, minimalist, psychedelic
Optical Illusion (Impossible Minimal B & W Lines) Notebook
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