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| La·grang·i·an point [ lə grànjee ən póynt ] (plural La·grang·i·an points) |
noun |
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| Definition: |
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equilibrium point in two-body system: any one of five points in a system of two bodies orbiting a common center of gravity at which a body of very low mass can remain in equilibrium
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| [Mid-19th century. After Joseph Louis Lagrange] |
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