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Author:
dhc987
GeoGebra
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世界平面地圖 (Codex╱2026.10.07)
Earth with coastline
三半圓間的相切圓(Codex╱2026.10.07)
四邊形的特性
Claude 解幾何題
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分數除法5: x ÷ a/b (包含)
Projection of vector in R2
CACTM對稱及變換
橢圓
求切线方程(改进)
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Polygons
Continuity
Differential Equation
Probability
Geometric Distribution