Click on the setup
button to set up the cars. Click on go to start the
cars moving and the swans swimming.
The number
slider controls the number of cars on the road. (If
you reset the number of cars, you will need to
stop-it and then click setup
for the changes to take effect.)
The lookahead
slider controls the distance that drivers look ahead
(in deciding whether to slow down). The speedup
slider controls the rate at which cars accelerate when
there are no cars ahead. The slowdown
slider controls the rate at which cars decelerate when
there is a car close ahead.
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