# Dynamical Systems Working Seminar

The Dynamical Systems Working Seminar (usually) meets on Wednesdays
from 1:30 to 3:00 p.m. in PHSC 809. For more information about the seminar, contact
Fan Yang
or
Alex Grigo.

## Spring 2020

February 5
1:30 AM PHSC 809 |
Nikola Petrov
University of Oklahoma | The PoincarĂ©-Siegel theorem - the simplest KAM-type theorem |

February 12
1:30 PM PHSC 809 |
Nikola Petrov
University of Oklahoma | The PoincarĂ©-Siegel theorem - the simplest KAM-type theorem |

February 19
1:30 PM PHSC 1105 |
Nikola Petrov
University of Oklahoma | The PoincarĂ©-Siegel theorem - the simplest KAM-type theorem - part II |

February 26
1:30 PM PHSC 809 |
miro kramar
University of Oklahoma | Conley Index Theory and its Applications |

March 4
1:30 PM PHSC 809 |
miro kramar
University of Oklahoma | Conley Index Theory and its Applications (Part II) |

March 11
1:30 PM PHSC 809 |
miro kramar
University of Oklahoma | Conley Index Theory and its Applications (Part III) |

April 15
1:30 PM Zoom |
Pengfei Zhang
| Elliptic Coordinates and Elliptic Billiards |

## Fall 2019

August 28
2:30 PM PHSC 1105 |
Nikola Petrov
University of Oklahoma | Hamiltonian dynamics and symplectic geometry - I |

September 4
2:30 PM PHSC 1105 |
Nikola Petrov
University of Oklahoma | Hamiltonian dynamics and symplectic geometry - II |

September 11
2:30 PM PHSC 1105 |
Nikola Petrov
University of Oklahoma | Hamiltonian dynamics and symplectic geometry - III |

September 18
2:30 PM PHSC 1105 |
Jory Griffin
University of Oklahoma | Dynamics on the Hyperbolic Plane - I |

September 25
2:30 PM PHSC 1105 |
Jory Griffin
University of Oklahoma | Dynamics on the Hyperbolic Plane - II |

October 2
2:30 PM PHSC 1105 |
Jory Griffin
University of Oklahoma | Dynamics on the Hyperbolic Plane - III |

October 9
2:30 PM PHSC 1105 |
Fan Yang
University of Oklahoma | A new cross-section for singular flows |

October 16
2:30 PM PHSC 1105 |
Fan Yang
University of Oklahoma | A new cross-section for singular flows: part 2 |

October 23
2:30 PM PHSC 1105 |
Fan Yang
University of Oklahoma | A new cross-section for singular flows: part 3 |

November 6
2:30 PM PHSC 1105 |
Pengfei Zhang
University of Oklahoma | Introduction to Planar Billiards |

November 13
2:30 PM PHSC 1105 |
Pengfei Zhang
University of Oklahoma | Mechanisms for Chaotic Billiards |