• Home
• News
  • Newsletters
  • More News 2009-2010
  • News Archive 2008-2009
  • News Archive 2007-2008
• Upcoming Events
• About Lyons
  • Maritcha Lyons
  • Mission
  • Theme
  • Educational Philosophy
  • History
  • Facilities
• The Educational Program
  • Educational Philosophy
  • Academic Program
  • Course Catalog
  • Graduation Requirements
  • After School Program
• Partners
  • Partnering Philosophy
  • Brooklyn Historical Society
  • CEES
  • Lar Lubovitch
  • Long Island University
  • New Visions
  • Rush Philanthropic
  • St. Nicks
  • Urban Workshop
• Staff
  • Administration/Staff
    • Anaís Alonso
    • Carmen Acosta
    • Dan Morgenroth
    • Darron Burgos
    • Jared Roebuck
    • Jesse Alexander
    • Jody Madell
    • Kathy Peña
    • Minerva Cantor
    • Nicholas Merchant-Bleiberg
    • Taeko Onishi
    • Wuta Onda
    • Yanira Mendez
  • 6th Grade Teachers
    • Alexis Carrero
    • Chris Erikson
    • David Saranow
    • Ephi Stempler
    • Jessie Dueñas
  • 7th Grade Teachers
    • Alex Meyers
    • Latisha Gilbert
    • Meryl Feigenberg
    • Pedro Grant Groneau
    • Robert Whiteman
    • Sarah Schauben-Fuerst
    • Theresa Trombetti
    • Zach Rome
  • 8th Grade Teachers
    • Brian Frye
    • David Gerod
    • Evan Smith
    • Maya Orr
    • Pedro Grant Groneau
    • Peter Litman
    • Zach Rome
  • 9th Grade Teachers
    • Brian McCormack
    • Bryan Finnegan
    • Chelsea Ross Green
    • Daniel Fay
    • Jim Pratzon
    • Kiran Chaudhuri
    • Sarah Glover
    • Shannon McArdle
  • 10th Grade Teachers
    • Alana Bowers
    • Chelsea Ross Green
    • Daniel Fay
    • David Bally
    • Jonas Shantz
    • Kasi Addison
    • Ryan Richter
    • Sabrina Waldron
  • 11th Grade Teachers
    • Alana Bowers
    • Bryan Finnegan
    • Caroline Suh
    • Chelsea Ross Green
    • Daniel Fay
    • Devon Elliot
    • Jesse Cameron-Glickenhaus
    • Jonas Shanz
    • Lincoln Smith
    • Lynn Yellen
    • Ryan Richter
• Apply
• Donate
• Contact
• Links

• LOG OFF

Ryan Richter

Mathematics