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The math is how underwater imaging sonars work. But there the sonar emits the sound too. http://www.blueview.com/videos/2d-imaging-sonar/ http://www.blueview.c
by tlarkworthy 10y ago
The math is how underwater imaging sonars work. But there the sonar emits the sound too.
http://www.blueview.com/videos/2d-imaging-sonar/ http://www.blueview.com/videos/2d-imaging-sonar/