Union of tent

Odee: Peter Berry
OfbọChị Okike: 16 Julai 2021
DatebọChị Mmelite: 1 Julai 2024
Anonim
Two theories for an unsolved Soviet mystery
Vidio: Two theories for an unsolved Soviet mystery

Set set bụzi akụkụ nke mgbakọ na mwepụ. Anyị niile maara na a na -akpọ ya set nchịkọta ihe ọ bụla nwere ike ịpụ iche nke ọma, nke nwere otu (ma ọ bụ karịa) nwere. Tọọ tiori na -amụ ihe Njirimara na mmekọrịta nke setịpụrụ; Bolzano na Cantor kwalitere n'ọhịa a, ndị mgbakọ na mwepụ ndị ọzọ, dị ka Zermelo na Fraenkel wee zuo oke na narị afọ nke 20.

Ọ dị mkpa na akọwapụtara nke ọ bụla n'ụzọ zuru oke, ya bụ, na enwere ike ịhazi ya nke ọma ma enyere ya ihe, ọ bụ nke ya ma ọ bụ na ọ bụghị.

  • Gbanye mgbakọ na mwepụ nke a n'ozuzu kwụ ọtọ. Dịka ọmụmaatụ, ọ bụrụ na echebara setịpụrụ ọnụọgụgụ karịrị 1 na ihe na -erughị 15, ọ ga -edo anya na nchịkọta a ga -abụ ọnụọgụ 2, 4, 6, 8, 10, 12 na 14 naanị.
  • Na asụsụ nkịtị, ikwu maka otu nwere ike bụrụ ihe na -ezighi ezi karịa, n'ihi na ọ bụrụ na anyị chọrọ ịhazi otu ndị ọbụ abụ kacha mma, dịka ọmụmaatụ, echiche ga -adịgasị iche na agaghị enwe nkwekọrịta zuru oke na onye ga -eso na otu a na onye na -agaghị eso. . Ụfọdụ setịpụrụ pụrụ iche bụ ntọala efu (enweghị ihe) ma ọ bụ otu nkeji (nwere naanị otu ihe).

Ndị ihe ndị so na otu a na -akpọ ndị otu ma ọ bụ ihe, na usoro a na -anọchi anya ya na ederede edere na nkwado: {}. N'ime ihe nkwado ahụ, a na -eji akara kọmpụta ekewapụ ihe. Ihe eserese Venn nwekwara ike ịnọchite anya ha, nke na -ejikọ mkpokọta ihe ndị mejupụtara nke ọ bụla n'ahịrị siri ike ma mechiri emechi, n'ozuzu n'ụdị okirikiri. Mgbe enwere ọtụtụ ahịrị mechiri emechi, a na -ekenye onye ọ bụla n'ime ha nnukwu mkpụrụedemede (A, B, C, wdg) yana mkpụrụedemede U, nke pụtara setịpụrụ ụwa niile.


Site na set ị nwere ike ịrụ arụmọrụ; ndị bụ isi bụ njikọta, njikọta, ọdịiche, nkwado na ngwaahịa Cartesian. A kọwara njikọta nke otu A na B dị ka setịpụrụ A ∪ B na nke a nwere ihe ọ bụla dị na opekata mpe n'ime ha. Nchịkọta izugbe na -anọchite anya ya bụ:

  1. NA= {José, Jerónimo}, B= {María, Mabel, Marcela}; AUB= {José, Jerónimo, María, Mabel, Marcela}
  2. P= {ube, apụl}, C.= {lemon, oroma}; F= {cherry, currant};PUCUF = {ube, apụl, lemon, oroma, cherry, currant}
  3. Nna -ukwu={7, 9, 11}, N={4, 6, 8}; MUN={7, 9, 11, 4, 6, 8}
  4. R= {bọọlụ, skate, akwa}, G= {akwa, bọọlụ, skate}; RUG= {bọọlụ, akwa, skate}
  5. C.= {daisy}, S= {anụ arụ}; CUS = {daisy, carnation}
  6. C.= {daisy}, S= {anụ arụ}; T= {karama}, CUSUT = {margarita, anụ, karama}
  7. G= {green, blue, black}, H= {nwa}; ỌHỌ= {green, blue, black}
  8. NA={ 1, 3, 5, 7, 9 }; B={ 10, 11, 12 }; AUB={ 1, 3, 5, 7, 9, 10, 11, 12 }
  9. D= {Tuesday, Tọzdee}, NA= {Wenezde, Fraịde}; DỊ = {Tuesday, Wenezde, Tọzdee, Fraịde}
  10. B= {anwụnta, a beeụ, hummingbird}; C.= {ehi, nkịta, ịnyịnya}; BUC= {anwụnta, a beeụ, hummingbird, ehi, nkịta, ịnyịnya}
  11. NA={2, 4, 6, 8}, B={1, 2, 3, 4}; AUB={1, 2, 3, 4, 6, 8}
  12. P= {tebụl, oche}, Ajụjụ= {tebụl, oche}; PUQ= {tebụl, oche}
  13. NA= {achicha}, B = {cheese}; AUB= {achịcha, cheese}
  14. NA={20, 30, 40}, B= {5, 15}; AUB ={5, 15, 20, 30, 40}
  15. Nna -ukwu= {Jenụwarị, Febụwarị, Mach, Eprel}, N= {Nọvemba, Disemba}; MUN= {Jenụwarị, Febụwarị, Mach, Eprel, Nọvemba, Disemba}
  16. F={12, 22, 32, 42}, G= {a, e, i, o, u}; FUG= {12, 22, 32, 42, a, e, i, o, u}
  17. NA= {oge ọkọchị}, B= {oge oyi}; AUB= {oge ọkọchị, udu mmiri}
  18. S= {akpụkpọ ụkwụ, akpụkpọ ụkwụ, tụgharịa tụgharịa}, R= {uwe elu}; UGWU= {akpụkpọ ụkwụ, ihe na -amị amị, flip flop, uwe elu}
  19. H= {Mọnde, Tuzde}, R= {Mọnde, Tuzdee}, D= {Mọnde, Tuzde}; HURUD= {Mọnde, Tuzde}
  20. P= {acha uhie uhie, acha anụnụ anụnụ}, Ajụjụ= {akwụkwọ ndụ akwụkwọ ndụ, odo}, PUQ= {acha uhie uhie, acha anụnụ anụnụ, akwụkwọ ndụ akwụkwọ ndụ, odo}



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