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T,N,B vectors of space curve.
Author:
Wu Xiao-Ren
Frenet Frame of space curve. Frenet Frame
,
,
GeoGebra
New Resources
圓的切線方程
圓周公式的應用
空间中两直线的位置关系
球体的体积推导
兩位數加法
Discover Resources
方格紙上畫正方形2
柱體建築師
Escher 階梯 (Penrose Stair)
歐幾米德多面體（四邊形與六邊形）
三年級除法(二)：一位數除兩位數
Discover Topics
Division
Continuity
Parabola
Geometric Distribution
Upper and Lower Sum or Riemann Sum