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Aproximarea functionalelor liniare

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Introducere<br />

Derivare numerică<br />

Integrare numerică<br />

Cuadraturi adaptive<br />

Cuadraturi . . .<br />

Cuadraturi . . .<br />

Formule . . .<br />

Home Page<br />

Title Page<br />

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Page 36 of 58<br />

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Quit<br />

Urmează îmbunătăt¸irea prin extrapolare Richardson<br />

I =<br />

b<br />

a<br />

f(x)dx = Rk−1,1 −<br />

Vom elimina termenul în h 2 k<br />

I =Rk−1,1 −<br />

(b − a)<br />

12 h2 k f ′′ (a) + O(h 4 k ).<br />

combinând două ecuat¸ii<br />

(b − a)<br />

12 h2 k f ′′ (a) + O(h 4 k ),

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