In mathematics, raising and lowering indices, informally known as "index gymnastics", is an operation on tensors to change their type, useful generally for manipulating indices in tensor expressions, in particular for mathematical physics.
Read more about Raising And Lowering Indices: Tensor Type, Vectors (order-1 Tensors)
Famous quotes containing the words raising and/or lowering:
“Slavery can only be abolished by raising the character of the people who compose the nation; and that can be done only by showing them a higher one.”
—Maria Weston Chapman (1806–1885)
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