Changes

#2399 (23 Jan 2026, 16:21:08)

1. Fix weight usage in GEAR-RT gradients computations for particle j — Darwin Roduit / gitlab

#2398 (23 Jan 2026, 10:51:07)

1. Better relative checks for the equality of two multipoles — Matthieu Schaller / gitlab
2. Add missing fenv.h include in the matrix inversion unit test — Matthieu Schaller / gitlab