Paso 1 — Baseline lineal reproducible
/CLEAR,START
/FILNAME,m10_nonlinear,1
/UNITS,SI
beam_l=0.5
beam_h=0.04
tip_force=-10000
...
ANTYPE,STATIC
NLGEOM,OFF
KBC,1
NSUBST,1
OUTRES,ALL,LAST
SOLVE
Comprueba equilibrio (force_error y moment_error < 0,5 %),
topología 312/150 y uy_linear cercano a uy_ref.
NLGEOM OFF). Geometría esbelta L=0,5 m.