List of mathematic operators: Difference between revisions

Revision as of 18:39, 29 March 2009

Revision as of 17:19, 1 April 2009

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| <math>L[y]=y\circ (t) - y\circ (t-1) = \nabla y</math>|| || ||Backward difference (Nabla operator)

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| <math>L[y]=\sum y</math>|| || ||[[Indefinite sum]] operator (inverse operator of difference)

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| <math>L[y] =-(py')'+qy \,</math>|| || ||[[Sturm-Liouville operator]]