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ÎÃËÀÂËÅÍÈÅ Ââåäåíèå .................................................................... 4 1. Ïðèáëèæåíèå ôóíêöèé 5 1.1. Èíòåðïîëèðîâàíèå ôóíêöèé ......................... 5 1.2. Íàèëó÷øåå ñðåäíåêâàäðàòè÷íîå ïðèáëèæåíèå .................................................. 12 1.3. Íàèëó÷øåå ðàâíîìåðíîå ïðèáëèæåíèå ........ 16 1.4. Àïïðîêñèìàöèÿ ñ ïîìîùüþ îðòîãîíàëüíûõ ìíîãî÷ëåíîâ ......................... 19 1.5. Êóñî÷íî-ëèíåéíàÿ àïïðîêñèìàöèÿ ............... 23 Óïðàæíåíèÿ .......................................................... 27 2. ×èñëåííîå èíòåãðèðîâàíèå 31 2.1. Èíòåðïîëÿöèîííûé ìåòîä ............................. 32 2.2. Ìåòîä íåîïðåäåëåííûõ êîýôôèöèåíòîâ ...... 37 Óïðàæíåíèÿ .......................................................... 39 3. ×èñëåííîå ðåøåíèå çàäà÷è Êîøè 42 3.1. Ìåòîäû Ýéëåðà .............................................. 43 3.2. Ìåòîäû ÐóíãåÊóòòà .................................... 46 3.3. Ìåòîäû Àäàìñà ............................................. 47 Óïðàæíåíèÿ .......................................................... 51 4. Ëèíåéíàÿ äâóõòî÷å÷íàÿ çàäà÷à äëÿ ñèñòåìû óðàâíåíèé 52 Óïðàæíåíèÿ .......................................................... 57 5. Ëèíåéíàÿ êðàåâàÿ çàäà÷à äëÿ óðàâíåíèÿ âòîðîãî ïîðÿäêà 58 Óïðàæíåíèÿ .......................................................... 62 Ñïèñîê ëèòåðàòóðû.................................................. 63 3