Harvard Graphing Calculator

------------------------- Take 2! Standford GC was blocked immediately, so I've made a new app called "School Planner! Get it here: https://chrome.google.com/webstore/detail/school-planner/cjogffckobgeegnjmkpcmgkoffibkjnd . Tell your friends! ------------------------- A graphing calculator. Powerful graphing functions can graph up to 12 lines at a time, with manual graphing as well! Homepage/more info: https://www.muzak23.com/extentions/harvard-gc