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Arnold's Trivium
1991 Arnold's Trivium
89
89
Part of
1991 Arnold's Trivium
Problems
(1)
Problem 89
Source:
7/1/2010
Calculate the sum of vector products
[
[
x
,
y
]
,
z
]
+
[
[
y
,
z
]
,
x
]
+
[
[
z
,
x
]
,
y
]
[[x, y], z] + [[y, z], x] + [[z, x], y]
[[
x
,
y
]
,
z
]
+
[[
y
,
z
]
,
x
]
+
[[
z
,
x
]
,
y
]
vector