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hep-th1994
Harmonic Gauss Maps and Self-Dual Equations in String Theory
R. Parthasarathy, K. S. Viswanathan
The string world sheet, regarded as Riemann surface, in background and is described by the generalised Gauss map. When the Gauss map is harmonic or equivalently for sur…
hep-lat1994★ 20 cited
QCD Strings as Constrained Grassmannian Sigma Model:
K. S. Viswanathan, R. Parthasarathy
We present calculations for the effective action of string world sheet in R3 and R4 utilizing its correspondence with the constrained Grassmannian sigma model. Minimal surfaces des…