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Publication:3891150
zbMath0446.35087MaRDI QIDQ3891150
Publication date: 1979
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
pseudo-differential operatorspropagation of singularitiesreal principal symbolmicrolocal parametricesoperators with double characteristicssmooth hypersurfaces with noninvolutive intersection
Pseudodifferential operators as generalizations of partial differential operators (35S05) Pseudodifferential and Fourier integral operators on manifolds (58J40) Propagation of singularities; initial value problems on manifolds (58J47)
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A hyperbolic approach to elliptic and parabolic singular perturbation problems ⋮ Microlocal kernel of pseudodifferential operators at a hyperbolic fixed point ⋮ Propagation and cancellation of singularities in a class of Fuchsian operators and their perturbations
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