Hitting properties of parabolic s.p.d.e.’s with reflection

By Robert C. Dalang, Carl Mueller, L. Zambotti. 2004

69 citations recorded by the source corpus.

We study the hitting properties of the solutions u of a class of parabolic stochastic partial differential equations with singular drifts that prevent u from becoming negative. The drifts can be a reflecting term or a nonlinearity cu -3 , with c > 0. We prove that almost surely, for all time t > 0, the solution u t hits the level 0 only at a finite number of space points, which depends explicitly on c. In particular, this number of hits never exceeds 4 and if c > 15/8, then level 0 is not hit.

Subfields: Applied Mathematics, Control and Systems Engineering, Finance

View Paper: https://www.semanticscholar.org/paper/0d60738f3c95e1b7388e78549581880ad39675db

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In Applied Mathematics

  1. Arnaud Debussche
  2. L. Zambotti
  3. Martina Hofmanov'a
  4. Martin Hairer
  5. Franco Flandoli
  6. Panagiotis E. Souganidis
  7. Benjamin Gess

In Control and Systems Engineering

  1. Arnaud Debussche

In Finance

  1. Arnaud Debussche
  2. L. Zambotti
  3. Martina Hofmanov'a
  4. Martin Hairer
  5. Panagiotis E. Souganidis
  6. Benjamin Gess
  7. Franco Flandoli
  8. Charles-Edouard Br'ehier

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