Produce graphs of implicit equations and inequalities.

GrafEq is program for producing graphs of implicit equations and inequalities. Complete integration into the high-school curriculum is possible with site licenses. GrafEq is designed to foster a visual understanding of mathematics by providing a reliable graphing engine that encourages mathematical exploration.

GrafEq (pronounced "graphic") is an intuitive, flexible, precise and robust program for producing graphs of implicit equations and inequalities.
Complete integration into the high-school curriculum is possible with site licenses. The thumbnails shown on the right are graphs of implicit relations that were graphed with GrafEq and are discussed in the gallery. GrafEq is designed to foster a strong visual understanding of mathematics by providing a reliable graphing engine that encourages mathematical exploration.

GrafEq is used in schools and homes around the world. GrafEq offers an English, a Dutch, a Spanish, a French, a Brazilian Portuguese, an Indonesian, a Korean, and a Japanese interface.