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Named after 19th-century German geometer Theodor Spieker.
Etymology from Wiktionary, CC BY-SA 4.0.
Spieker circle
Today it means: The incircle of the medial triangle of a given triangle. Full definition →
Today it means: The incircle of the medial triangle of a given triangle. Full definition →
Named after 19th-century German geometer Theodor Spieker.
Etymology from Wiktionary, CC BY-SA 4.0.