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10 cards from this deck
Direction vectors of the lines
Points on the lines
d=∣(p−a)×b∣∣b∣d=\frac{|(\mathbf{p}-\mathbf{a})\times\mathbf{b}|}{|\mathbf{b}|}d=∣b∣∣(p−a)×b∣
r=a+λb\mathbf{r} = \mathbf{a} + \lambda \mathbf{b}r=a+λb
∣(a2−a1)⋅(b1×b2)∣|(\mathbf{a}_2-\mathbf{a}_1)\cdot(\mathbf{b}_1\times\mathbf{b}_2)|∣(a2−a1)⋅(b1×b2)∣
∣b1×b2∣|\mathbf{b}_1 \times \mathbf{b}_2|∣b1×b2∣
The point
Direction vector of the line
A point on the line
Cross product
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