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数学建模，美国赛，可以参考下SummaryThis paper describes model testing of baseball bats with the purpose of finding the so-called “sweet spot”. We establish two models and solve three problems. Basic model describes sweet spot which isn’t this spot at the end of the bat and helps explain this empirical finding. It predicts different behavior for wood (usually ash) or metal (usually aluminum) bats and explains Major League Baseball prohibits metal bats. Improved model proves that corking a bat enhances the swee
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