problem description
title="Beam Sample Problem (Logan #5.5, p.188)"
nodes=3 elements=2

nodes
1  x=0 y=0 z=0 constraint=free force=point_load
2  x=240 y=0 z=0 constraint=roller
3  x=480 y=0 z=0 constraint=fixed

beam elements
1  nodes=[1,2] material=steel
2  nodes=[2,3]

material properties
steel E=3e+07 A=10 Ix=100

constraints
fixed Tx=c Ty=c Tz=u Rx=u Ry=u Rz=c
free Tx=u Ty=u Tz=u Rx=u Ry=u Rz=u
roller Tx=u Ty=c Tz=u Rx=u Ry=u Rz=u

forces
point_load Fy=-1000

canvas configuration
node-numbers=true element-numbers=true snap=false grid=false
snap-size=48 grid-size=48

node-color=Blue element-color=Black label-font="5x8"
tool-color=Red tool-font="fg-22"

x-min=-24 x-max=504 y-min=-264 y-max=264
x-pos=0 y-pos=0 width=502 height=502 scale=0.950758

end