New posts in Abstract Algebra

How few $(42^\circ,60^\circ,78^\circ)$ triangles can an equilateral triangle be divided into?

Show that $|\phi(a)| \mid|G|$

Are the reals genuinely a subset of the complex numbers?

Give a reason why $\mathbb Z_{64}\times \mathbb Z_4$ and $\mathbb Z_{64}\times \mathbb Z_{2}\times \mathbb Z_{2}$ are not isomorphic.

When two elements of a group generate the same subgroup

What qualities of an algebraic torus make it like a torus?

The direct limit of $A_{f}$ for $f \notin P$ is $A_{P}$

Notation for direct sum of direct sums

To what ring is $\mathbb{Z}[X,Y,Z]/(X-Y, X^3-Z)$ isomorphic?

Is there an isomorphism of $F[x]/\langle x^2+a\rangle$ to $F[x]/\langle x^2+x+b\rangle$ just as fields?