نتائج البحث

...] is the foundation which underlies [[mathematical logic]] and the rest of mathematics. It tries to formalize valid reasoning. In particular, it attempts to defin ...dies the natural, or whole, numbers. One of the central concepts in number theory is that of the [[prime number]], and there are many questions about primes

* [[جبر على حقل]] Algebra over a field ...F-algebra and [[جبر إف المرافق]] F-coalgebra في [[نظرية التصنيف]] category theory.

* target theory * tensor field

* magnetic field * magnetic field coil

* particle theory * perturbation theory