Direction Command
- Direction( <Line> )
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Yields the direction vector of the line.
Direction(-2x + 3y + 1 = 0) yields the vector u=(32)
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A line with equation ax + by = c has the direction vector (b, - a). |
Yields the direction vector of the line.
Direction(-2x + 3y + 1 = 0) yields the vector u=(32)
|
A line with equation ax + by = c has the direction vector (b, - a). |