11.4 Cross Product EFFREY "F Normal Vector
We saw in 11.3 that B has the dotproduct
inner product
1133 has another product Cross Product
exterior product
Definition The cross product between
y Fain
is
algebraic
this 93114 1
another vector in 1123
givenby
Exit u
y ups ie Usui gu j't Uva yv.IE
can t
puttyhedeterminant
4 amicus a ni
1
wi v v
air um I
geometric the vector Exit whose
is the realm orthogonal to
both I andTi defined harm is the area of
the parallelogram
by Ext
Ex
HuxEH HillHillsince
I
f Eui
Hl
i E
y AREA
yq
a
Tiff Righthand
AREA Base x Height
11THHui'll
sing
We saw in 11.3 that B has the dotproduct
inner product
1133 has another product Cross Product
exterior product
Definition The cross product between
y Fain
is
algebraic
this 93114 1
another vector in 1123
givenby
Exit u
y ups ie Usui gu j't Uva yv.IE
can t
puttyhedeterminant
4 amicus a ni
1
wi v v
air um I
geometric the vector Exit whose
is the realm orthogonal to
both I andTi defined harm is the area of
the parallelogram
by Ext
Ex
HuxEH HillHillsince
I
f Eui
Hl
i E
y AREA
yq
a
Tiff Righthand
AREA Base x Height
11THHui'll
sing
