Stamps featuring arithmetic and mathematics themes.
算术与数学主题邮票
Stamp Title: The Beauty of Mathematics Serial number: 2025-4 Values in set: 4 (4-1), Pi, 80 fen, 36 * 36 mm (4-2), Pythagorean Theorem, 120 fen, 36 * 36 mm (4-3), Euler's Formula, 120 fen, 36 * 36 mm (4-4), Mobius Strip, 150 fen, 36 * 36 mm (1-1s), The Beauty of Mathematics [...]
2012-25, Liye Bamboo Slips of the Qin Dynasty《里耶秦简》 Stamp Title: Liye Bamboo Slips of the Qin Dynasty Serial number: 2012-25 Values in set: 2 (2-1), 9x9 Multiplication Table, 120 fen, 30 * 50 mm (2-2), Calendar of Qin Dynasty, 120 fen, 30 * 50 mm 2012-25S(1-1), Liye Bamboo Slips of the Qin Dynasty, [...]
The idiom "Trying to learn the Handan Walk" (pinyin: hán dān xué bù ) originated from a story about a native of the State of Yan who went to Handan to learn the walk manner of the people of the State of Zhao, only to forget his own manner of walk, and had to crawl [...]