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Author:符成岗

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中華民國國旗 (Codex╱2026.10.06)
近似值：有效數字
Nested spiral octagon
三半圓間的相切圓(Codex╱2026.10.07)
國旗 (Claude 版)

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初三奥赛：圆的切割线问题
glt-h02-00-正方形折成三角錐
廣義三角函數
circle
拋物線1--焦點法

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Linear Equations
Multiplication
Parallelogram
Inequalities
Trigonometry

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