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Tightness results for laws of diffusion processes application to stochastic mechanics. (English) Zbl 0579.60050
The author discusses tightness criteria for some class of semimartingales. As application, an existence theorem of diffusions with singular drifts is obtained.

MSC:
60H10 Stochastic ordinary differential equations (aspects of stochastic analysis)
60G07 General theory of stochastic processes
60J60 Diffusion processes
81P20 Stochastic mechanics (including stochastic electrodynamics)
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