2 papers
math.AG2026
Non-smoothable curve singularities
Jan Stevens
For curves singularities the dimension of smoothing components in the deformation space is an invariant of the singularity, but in general the deformation space has components of d…
math.NT2026
On unsolvable equations of prime degree
Juliusz BrzeziÅski, Jan Stevens
Kronecker observed that either all roots or only one root of a solvable irreducible equation of odd prime degree with integer coefficients are real. This gives a possibility to con…