Are there different products that turn $\,\Bbb R^2$ into a field?
65416
Is there a different way to define multiplication on Complex numbers?
71767
What is the difference between $\Bbb{R^n}\times\Bbb{R^m}$ and $\Bbb{R^{m+n}}$?
147585
Tensor Product of the fraction field of the Gaussian Integers
79285
Does there exist a continuous surjection from $\Bbb R^3-S^2$ to $\Bbb R^2-\{(0,0)\}$?
99516
Show $\mathbb{Q}[\sqrt[3]{2}]$ is a field by rationalizing
67157
Example of an non-normal inseparable field extension
145140
Subfield of $\mathbb{Q}(\sqrt[n]{a})$
125647
Solutions to the matrix equation $\mathbf{AB-BA=I}$ over general fields
117986
Are there linear transformations from vector spaces over different fields?
7899
Show that if $p$ is prime then $\Bbb Z_p$ is a field
34740
Do finite algebraically closed fields exist?
112556
When is $F(\sqrt c)$ a field?
93017
Isomorphism between $\Bbb R$ and $\Bbb R(X)$?
12764
$\Bbb RP^2$ as the union of a Möbius band and a disc
7011
Integral domain with fraction field equal to $\mathbb{R}$
67001
Factorizing polynomials over fields other than $\mathbb{C}$
7010
Example of two non-isomorphic fields which embed inside each other