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第三十一單元 拉格蘭吉乘數
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Constrained Optimization Problem
A One-variable problem
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Lagrange Joseph-Louis Lagrange (1736-1813)
Mathematician who developed many fundamental techniques in the calculus of variations, including the method that bears his name.
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Geometric Interpretation
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Lagrange Method
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Lagrange Theorem
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Procedure for the Method of Lagrange
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Example
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Example
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Example(continued)
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Example(continue)
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Example
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Example(continued)
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Animate plot 3d
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Example
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Example (Optimization inside a Region)
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Solution:
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Solution(continued)
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單元結語 有限制條件的極值問題除了特定的狀況可使用歌西不等式、算 幾的方法外,拉格蘭吉乘子法都可以算。
有限制條件的極值問題除了特定的狀況可使用歌西不等式、算 幾的方法外,拉格蘭吉乘子法都可以算。 拉格蘭吉乘子法不限於於只有一個限制條件,兩個、三個限制條件都可以解,在此為避免計算過於冗長,所舉得例題只做一個限制條件的問題。
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