It is useful in many branches of mathematics, including algebraic geometry, number theory, analytic combinatorics, applied mathematics; as well as in physics, including hydrodynamics and thermodynamics and also in engineering fields such as nuclear, aerospace, mechanical and electrical engineering.
It is useful in many branches of mathematics; as well as in physics and also in engineering fields such as nuclear, aerospace, mechanical and electrical engineering. This is including hydrodynamics and thermodynamics. This is including algebraic geometry analytic combinatorics. Algebraic geometry analytic combinatorics are applied mathematics. Algebraic geometry is number theory.