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Scientific American

July 1, 1980

1 min read

The Amateur Scientist, July 1980

In judo and aikido application of the physics of forces makes the weak equal to the strong

By Jearl Walker

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This article was originally published with the title “The Amateur Scientist” in Scientific American Magazine Vol. 243 No. 1 (July 1980), p. 150
doi:10.1038/scientificamerican0780-150

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