Difference between revisions of "PerpendicularVector Command"
From GeoGebra Manual
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<noinclude>{{Manual Page}}</noinclude> | <noinclude>{{Manual Page}}</noinclude> | ||
| + | {{command|vector-matrix}} | ||
; PerpendicularVector[Line]: Returns the perpendicular vector of the line. | ; PerpendicularVector[Line]: Returns the perpendicular vector of the line. | ||
: Note: A line with equation ''ax + by = c'' has the perpendicular vector ''(a, b)''. | : Note: A line with equation ''ax + by = c'' has the perpendicular vector ''(a, b)''. | ||
; PerpendicularVector[Vector v]: Returns the perpendicular vector of the given vector. | ; PerpendicularVector[Vector v]: Returns the perpendicular vector of the given vector. | ||
: Note: A vector with coordinates ''(a, b)'' has the perpendicular vector ''(-b, a)''. | : Note: A vector with coordinates ''(a, b)'' has the perpendicular vector ''(-b, a)''. | ||
Revision as of 18:54, 23 January 2011
- PerpendicularVector[Line]
- Returns the perpendicular vector of the line.
- Note: A line with equation ax + by = c has the perpendicular vector (a, b).
- PerpendicularVector[Vector v]
- Returns the perpendicular vector of the given vector.
- Note: A vector with coordinates (a, b) has the perpendicular vector (-b, a).
