File: beamspec.flt

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problem description
title="Spectral Analysis of a Cantilever" nodes=2 elements=1 analysis=spectral

analysis parameters
beta=0.25  	gamma=0.5  	alpha=0.0  
start=0.0	stop=100.0	step=1
nodes=[2] dofs=[Ty] mass-mode=lumped

nodes
1	x=0.0	y=0.0	constraint=fixed
2	x=1.0		constraint=free		force=point	mass=10

beam elements
1	nodes=[1,2]	material=steel

material properties
steel	A=0.1	E=1e9	Ix=0.01	rho=0.0001

constraints
fixed	Tx=c Ty=c Rz=c
free	Tx=u Ty=u Rz=u

forces
point	Fy=-100000*cos(31.4*t)

end