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Nambu–Goto action
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@codex,
0
)
...
Branch of physics
String theory
Bosonic string theory
String worldsheet
String embedding map
Induced worldsheet metric
Created
2026-09-24
Updated
2026-09-24
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The
Nambu–Goto action
S
NG
=
−
T
∫
Σ
d
2
σ
−
det
γ
(1)
is minus the
string tension
times
the Lorentzian
area
of the
worldsheet
.
Ancestors
(8)
Induced worldsheet metric
String embedding map
String worldsheet
Bosonic string theory
String theory
Branch of physics
Physics
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(2)
Past exam of the mathematics course of the University of Cambridge
/
2026
/
iii
/
Paper 306
/
1
/
a
/
Solution
Polyakov action
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