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--- lecture_23_slides [2017/04/24 11:29] – [Distance between lines in $\mathbb{R}^3$ in general] rupert
+++ lecture_23_slides [2017/04/24 11:30] (current) – [Example using $\def\dist{\text{dist}}\dist(B,L)=\frac{\|\vec{AB}\times\vv\|}{\|\vv\|}$] rupert
@@ Line 23: / Line 23: @@
-==== Example using $\def\dist{\text{dist}}\dist(B,L)=\frac{\|\vec{AB}\times\vv\|}{\|\vv\|}$ ====
+==== Example using $\def\vv{\vec v}\def\dist{\text{dist}}\dist(B,L)=\frac{\|\vec{AB}\times\vv\|}{\|\vv\|}$ ====
 Find the distance from the point $B=(1,2,3)$ to the line \[L:\c xyz=\c10{-1}+t\c41{-5},\quad t\in\mathbb{R}.\]