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1977上海理4
Author:
常振虎
GeoGebra
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Nested spiral octagon
湖南省张毅郴数字教研工作室 logo
國旗 (作圖步驟直接餵給 Claude)
長方體平面投影 (Codex版)
三半圓間的相切圓(Codex╱2026.10.07)
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二次曲線的準線與焦點
Graph of Sine
圖形D
美麗的花
玖数小学数学（思维拓展）
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Curve Sketching
Indefinite Integral
Kite
Probability
Quadratic Equations