arXiv Math @arxiv_math@qoto.org

Circular Isoptics in Flatland https://arxiv.org/abs/2504.02907 #mathMG

Low-Complexity Permutational Index Modulation for Noncoherent Massive SIMO Communications https://arxiv.org/abs/2504.02946 #eess.SP #mathIT #cs.IT

Kullback-Leibler Consistency of $p$-dimensional P\'olya Tree Posteriors and Differential Entropy Estimation https://arxiv.org/abs/2504.02950 #mathST #statTH

$F$-purity deforms to perfectoid purity in Gorenstein domains https://arxiv.org/abs/2504.02966 #mathAC

Finite sums associated with some polynomial identities https://arxiv.org/abs/2504.00004 #mathCO

New high-dimensional generalizations of Nesbitt's inequality and relative applications https://arxiv.org/abs/2504.00005 #mathGM

Self-graphing equations https://arxiv.org/abs/2504.00006 #mathGM

On the Gorensteiness of string algebras https://arxiv.org/abs/2504.00089 #mathRT #mathRA

Elementary Proof of the Completeness of OEIS A051221 Below 2000 https://arxiv.org/abs/2504.00116 #mathNT

Cardinals of the $P_\kappa(\lambda)$-Filter Games https://arxiv.org/abs/2504.00119 #mathLO

Poisson transforms on right-angled Artin monoids https://arxiv.org/abs/2504.00127 #mathOA #mathFA

On cores of distance-regular graphs https://arxiv.org/abs/2504.00129 #mathCO

When Mathematics Helps Physics: Calculation of the Integral of Kholodenko and Silagadze https://arxiv.org/abs/2504.00134 #mathCA #mathph #mathMP

Intersections of graphs and $\chi$-boundedness https://arxiv.org/abs/2504.00153 #mathCO

On the number of defects in optimal quantizers on closed surfaces: the hexagonal torus https://arxiv.org/abs/2503.22680 #mathMG #mathOC

Some conditions for a good start in problem solving in elementary school. Primum non nocere https://arxiv.org/abs/2503.22690 #mathHO

On Erd\H{o}s problem $\# 648$ https://arxiv.org/abs/2503.22691 #mathNT

On the Marinus-Ptolemy and Delisle-Euler conical maps https://arxiv.org/abs/2503.22694 #mathHO #mathGT

Aspects of Condensed Mathematics -- From Abstract Nonsense to Ergodic Theory https://arxiv.org/abs/2503.22699 #mathCT

On a Romanoff type problem of Erd\H{o}s and Kalm\'{a}r https://arxiv.org/abs/2503.22700 #mathNT