Mathematics
Theory of equations
Extension (predicate logic)
Domain (mathematical analysis)
Algebraic equation
Algebraic number
Polynomial
Algebraic geometry
Set (abstract data type)
Algebra over a field
Subject (documents)
Root (linguistics)
Pure mathematics
Computer science
Mathematical analysis
Differential equation
Differential algebraic equation
Ordinary differential equation
Linguistics
Philosophy
Physics
Nonlinear system
Quantum mechanics
Library science
Programming language