Mathematics 24-25 PDF
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Giuseppe De Marco
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Summary
This document appears to be lecture notes on set theory and numbers, possibly for a mathematics course. It includes examples and definitions related to numbers and sets. The document includes information about specific sets such as natural numbers, integers, and rational numbers.
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GIUSEPPE DE MARCO 437 giuseppe.demarco@ uniperHenoge.ilTU E 8.30 11.30 ROOM 1.下 13.30 - 1-7 WED 11.30...
GIUSEPPE DE MARCO 437 giuseppe.demarco@ uniperHenoge.ilTU E 8.30 11.30 ROOM 1.下 13.30 - 1-7 WED 11.30 14.30 ⼆ B.cc 12.30 THU CODE M AT H E M AT I C S F O R TEAMS ECONOMICS ge88jca DSYDSATER.HAMMOND- t-Essenlidreuhem.li for i s Economic Analysis DSIMOMBLUMEMQTHTCSGTEETEEE THEORY SET numbers5 Example t o first three n e w r e ｛1/2，3｝ A =1 p i 赢 set dnents e n i o first fire a l t e r s of Hedpiy B =｛ab.c.de｝ = | B" "ee belongs to b B, CEB... a E B E does not belong n , "j j¢B to B SETS OF NUMBERS natura｝ D N set of N=｛1，2，3，____ _ _ No⼆10，1，2，3，-_-.. 3 z) zset-fintegers-l-r.it-1， 0，I，2，3，_____. I yaserfreliondmnbersmc-Z.in EN｝ ⼼役is Such that H i nn-nnE.i-tiii.is ⽅⼆0.3333____ dcimdsrd-i.nl number infinite E is not retioud Q and n E N m e you cannot pick that such ⼝=_ re d numbers is He set of R numbers H e r smallest set of R is just b e Q and E contains - DIR "corresponds" eineql-h-rn-q.dz to the red E Q refuses E u s t a -tsbj I n E R E R : a s ｛x E a is］= （a.b) E R : a （2-y2........𠁎 2 x - i 3 0 ① _ _ _ _ _ _ _ ② 2-i>（2x-i）2 ④ 075I-4-1 if_ax-1F @|.笈。or polio l i s t solutions ho because ④ t o sdre only@ h e r e so go 作品能！'？品 ⑤ ※ ？品 - _ - _ ① ② i-ix-t.tn
