Program: MathematicsDegree: Thesis defenseEvent's date: Wednesday, 16 February, 2022 - 12:00 Event's place The defense will be online, through Google Meet. Link to watch the defense: meet.google.com/gvi-eyvt-oou - Note: we advise you to turn off the microphone and camera when entering. Author: Douglas Manoel Guimarães Ph.D. in Mathematics Advisor: Ugo Bruzzo