2 papers
math.NT2026
A prime plus a square: A conditional 11/20 upper bound
János Pintz, Ingo Althöfer
Let count the positive integers at most that cannot be expressed as a prime plus a nonnegative integer square. Assuming that every nontrivial zero of every primi…
cs.RO2026
Analytic Robot Self-Model: Learning Screw-Axis Kinematics for Rendering and Model-Based Control
Chen Xu, Xu Chen, Ning Tan
Visual self-modelling lets robots learn body models from observations, but such models usually encode kinematics implicitly rather than exposing metric joint parameters for computa…