Biharmonic wave maps into spheres
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🧮 math.AP
math.DG
keywords
biharmonicequationwaveapproximationconservationconstructedenergyginzburg-landau
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A global weak solution of the biharmonic wave map equation in the energy space for spherical targets is constructed. The equation is reformulated as a conservation law and solved by a suitable Ginzburg-Landau type approximation.
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