The Field $\mathbb{F}$ of A Hilbert Space
58122
QM without complex numbers
71102
Subfields of $\mathbb{C}$ which are connected with induced topology
107682
Show that if the Riesz map is surjective on $H$, then $H$ is a Hilbert space
96355
What is the first order axiom characterizing a field having characteristic zero?
55764
Algebraic closure of $\mathbb F_p$
17276
Number of points in the fibre and the degree of field extension
129597
Is a field perfect iff the primitive element theorem holds for all extensions, and what about function fields
80961
Prove that a commutative ring $F$ is a field iff $F[x]$ is a Principal Ideal Domain
127002
Prove that for a nonzero element $a$ of a field $F$ with $q$ elements $a^{-1} = a^{q-2}$
48291
Proof that $\mathrm{ker}(f^*) = \mathrm{im}(f)^{\perp} $
27021
Show that $Q[\sqrt3]$ is a field
141410
Injective integral domains are fields
54267
Field of fractions of $\mathbb{Q}[x,y]/\langle x^2+y^2-1\rangle$
125568
Construction of $p^n$ field
27096
Hilbert polynomial of an hypersurface in projective space
3604
If F is a field, then $F[x,y]$ is a Principal Ideal Domain?
128361
The kernel and range of the powers of a self-adjoint operator