This category includes webpages that discuss the early development of basic algebra concepts, such as solving for an unknown quantity or graphing a function.
Include sites, which offer a historical look at the development of algebraic concepts that use letters to represent an unknown quantity, formula rules or proofs.
Category includes webpages that gives information about contributors to the development of a systematic method of solve of problems with the use of unknowns, graphing and using deductive reasoning to proof formula theorems.
Includes major contributors to a systemic method of solving formulas and everyday word problems.