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Orthogonal Projection
Orthogonal Projection
Nov 28, 2025
1 min read
proj
u
v
=
(
v
⋅
u
^
)
u
^
=
∣∣
u
∣∣
v
⋅
u
∣∣
u
∣∣
u
=
u
⋅
u
v
⋅
u
u
w
=
v
−
proj
u
v
v
=
w
+
proj
u
v
∣∣
v
∣
∣
2
=
∣∣
w
∣
∣
2
+
∣∣
proj
u
v
∣
∣
2
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