Page 133 - 1300 Math Formulas
P. 133
CHAPTER 6. VECTORS
=
=
Figure 81.
=
r
r
567. ï = λ ⋅ ì =
=
r
568. λ ì = ( λ I I v λ w =
) u λ
=
r
r
569. λì = ì λ =
=
r
r
570. ( λ µ ) + r = ì µ ì =
+
ì λ
= r r r
571. ( λ µ ) ì = ( µ λ ) ì = ( )ìλµ =
=
r
r
572. ( λ r î = λ ì λ r
)ì +
+
î =
=
=
=
6.5 Scalar Product
=
r
r
573. pÅ~ä~ê=mêçÇìÅí=çÑ=sÉÅíçêë=ì =~åÇ î =
r r r r
ì ⋅î = ì ⋅ î ⋅Åçë θ I==
r r
ïÜÉêÉ=θ =áë=íÜÉ=~åÖäÉ=ÄÉíïÉÉå=îÉÅíçêë=ì =~åÇ î K====
=
123
