RoBoX Turtlebot3 - launch file for generating the robot

In the launch file:
for generating the turtlebot, is written at the beginning the following command:

what purpose does it serve? what each term means? can you give me a link where is explained it?



Hi @Stefano,

Which course, unit and exercise are you referring to? Also, you didn’t provide the said command.

Yes sorry. I solved thanks

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