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ÁÁÊ 22.1ÿ73<br />
Ê36<br />
ÓÄÊ 51(075.8)<br />
Íàâ÷àëüíèé ïîñ³áíèê íàïèñàíèé â³äïîâ³äíî äî òèïîâî¿<br />
ïðîãðàìè ̳í³ñòåðñòâà îñâ³òè ³ íàóêè Óêðà¿íè ç êóðñó âèùî¿<br />
ìàòåìàòèêè äëÿ åêîíîì³ñò³â. ³í ì³ñòèòü îñíîâí³ òåìè ç ìàòåìàòè÷íîãî<br />
àíàë³çó, âèùî¿ àëãåáðè, àíàë³òè÷íî¿ ãåîìåò𳿠³<br />
äèôåðåíö³àëüíèõ ð³âíÿíü. Êð³ì öüîãî, ïîñ³áíèê ìຠäâà äîäàòêè,<br />
â ÿêèõ íàâåäåí³ â³äîìîñò³ ïðî êîìïëåêñí³ ÷èñëà ³ äîâ³äêîâèé<br />
ìàòåð³àë ç åëåìåíòàðíî¿ òà âèùî¿ ìàòåìàòèêè.<br />
Íàâ÷àëüíèé ïîñ³áíèê àäðåñîâàíî ñòóäåíòàì óñ³õ åêîíîì³÷íèõ<br />
ñïåö³àëüíîñòåé âèùèõ íàâ÷àëüíèõ çàêëàä³â òà êîëåäæ³â<br />
åêîíîì³÷íîãî ïðîô³ëþ, ÿê³ âèâ÷àþòü âèùó ìàòåìàòèêó.<br />
Çàïðîïîíîâàíèé ïîñ³áíèê ìîæå áóòè êîðèñíèì åêîíîì³ñòàì-àíàë³òèêàì,<br />
ô³íàíñèñòàì ³ á³çíåñìåíàì, ÿê³ ó ñâî¿é ðîáîò³<br />
çàñòîñîâóþòü ìàòåìàòè÷í³ ìåòîäè.<br />
Ðåöåíçåíòè: Þ. É. ×åðñüêèé, äîêòîð ô³çèêî-ìàòåìàòè÷íèõ<br />
íàóê, ïðîôåñîð êàôåäðè âèùî¿ ìàòåìàòèêè<br />
Îäåñüêî¿ äåðæàâíî¿ àêàäå쳿 áóä³âíèöòâà<br />
³ àðõ³òåêòóðè;<br />
1602010000–054<br />
Ê<br />
549—2003<br />
ISBN 966-549-871-1<br />
Â. Î. Àíäð³ºíêî, äîêòîð ô³çèêî-ìàòåìàòè÷íèõ<br />
íàóê, ïðîôåñîð êàôåäðè ìàòåìàòè÷íîãî<br />
àíàë³çó ϳâäåííîóêðà¿íñüêîãî äåðæàâíîãî<br />
ïåäàãîã³÷íîãî óí³âåðñèòåòó ³ì. Ê. Ä. Óøèíñüêîãî.<br />
Ðåêîìåíäîâàíî äî äðóêó â÷åíîþ ðàäîþ ²íñòèòóòó ï³ñëÿäèïëîìíî¿<br />
îñâ³òè ³ â÷åíîþ ðàäîþ Îäåñüêîãî íàö³îíàëüíîãî óí³âåðñèòåòó<br />
³ì. ². ². Ìå÷íèêîâà.<br />
Áåç îãîëîø.<br />
© Ï. Â. Êåðåêåøà, 2003<br />
Çì³ñò<br />
Ïåðåäìîâà ................................................................... 16<br />
ÒÅÌÀ 1. IJÉÑͲ ×ÈÑËÀ<br />
1.1. Ìíîæèíè òà ñèìâîëè..................................... 17<br />
1.1.1. Ìíîæèíè òà îñíîâí³ ïîçíà÷åííÿ .................... 17<br />
1.1.2. Ëîã³÷í³ ñèìâîëè ............................................ 19<br />
1.2. Ìíîæèíà ä³éñíèõ ÷èñåë ................................. 20<br />
1.2.1. Íàòóðàëüí³ ÷èñëà òà 䳿 íàä íèìè ................ 20<br />
1.2.2. Ö³ë³ ÷èñëà..................................................... 21<br />
1.2.3. Ðàö³îíàëüí³ ÷èñëà .......................................... 22<br />
1.2.4. ²ððàö³îíàëüí³ ÷èñëà ....................................... 23<br />
1.2.5. ijéñí³ ÷èñëà.................................................. 25<br />
1.2.6. ×èñëîâà â³ñü.................................................. 26<br />
1.2.7. Ìîäóëü ä³éñíîãî ÷èñëà .................................. 28<br />
1.2.8. ×èñëîâ³ ìíîæèíè, ÿê³ íàé÷àñò³øå çóñòð³-<br />
÷àþòüñÿ â ìàòåìàòè÷íîìó àíàë³ç³. Ïîçíà-<br />
÷åííÿ ............................................................ 30<br />
Âïðàâè .................................................................... 31<br />
ÒÅÌÀ 2. ÎÑÍÎÂÈ ÀËÃÅÁÐÈ ÂÅÊÒÎв ² ÌÀÒÐÈÖÜ<br />
2.1. Âåêòîðè ......................................................... 32<br />
2.1.1. Îñíîâí³ ïîíÿòòÿ ............................................ 32<br />
2.1.2. Îïåðàö³¿ íàä âåêòîðàìè ................................. 33<br />
2.1.3. ˳í³éíèé âåêòîðíèé ïðîñò³ð .......................... 34<br />
2.1.4. ˳í³éíà íåçàëåæí³ñòü âåêòîð³â ....................... 34<br />
2.1.5. Áàçèñ ë³í³éíîãî âåêòîðíîãî ïðîñòîðó .............. 36<br />
2.1.6. Ñêàëÿðíèé äîáóòîê äâîõ âåêòîð³â .................. 37<br />
2.1.7. Ïðîñò³ð òîâàð³â, âåêòîð ö³í òà âàðò³ñòü<br />
íàáîðó òîâàð³â ............................................... 38<br />
Âïðàâè .................................................................... 40<br />
2.2. Ìàòðèö³ ³ ¿õ âèäè ......................................... 42<br />
2.2.1. Ïðîáëåìí³ çàäà÷³ ........................................... 42<br />
2.2.2. Îçíà÷åííÿ ..................................................... 43<br />
2.2.3. ij¿ íàä ìàòðèöÿìè ........................................ 46<br />
2.3. Âèçíà÷íèê, ì³íîðè ³ àëãåáðà¿÷í³ äîïîâíåííÿ<br />
............................................................ 51<br />
2.3.1. Îçíà÷åííÿ ..................................................... 51<br />
2.3.2. Âëàñòèâîñò³ âèçíà÷íèê³â ................................ 54<br />
3