september, 2020 11sep11:00 am11:50 amNumber Theory SeminarTitle: Sign Uncertainty11:00 am - 11:50 am By Zoom. Meeting ID: 932 4870 0999 Password: Riemann SPEAKER: Felipe Goncalves SPEAKER Felipe Goncalves CalendarGoogleCal Time (Friday) 11:00 am - 11:50 am LocationBy Zoom. Meeting ID: 932 4870 0999 Password: Riemann