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Mathematics
Problem
State the component-wise expression for the dot product of two vectors
a
=
⟨
a
1
,
a
2
,
a
3
⟩
\mathbf{a}=\langle a_1, a_2, a_3\rangle
a
=
⟨
a
1
,
a
2
,
a
3
⟩
and
b
=
⟨
b
1
,
b
2
,
b
3
⟩
\mathbf{b}=\langle b_1, b_2, b_3\rangle
b
=
⟨
b
1
,
b
2
,
b
3
⟩
.
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