Lub cim zoo li cas siv rau hauv kab lus qhib?
Lub cim zoo li cas siv rau hauv kab lus qhib?

Video: Lub cim zoo li cas siv rau hauv kab lus qhib?

Video: Lub cim zoo li cas siv rau hauv kab lus qhib?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

Ib qhib kab lus tseem hu ua predicate lossis propositional function. Lus Cim: Ib qho laj thawj ib qhib kab lus qee zaum hu ua propositional function yog qhov tseeb tias peb siv cov ntawv sau ua haujlwm P(x1, x2,, xn) rau ib qho qhib kab lus hauv n variables.

Yog li ntawd, dab tsi yog qhov piv txwv ntawm kev sib npaug qhib?

Teb thiab piav qhia: Ib yam kev sib npaug uas muaj variables, thiab qhov tseeb tus nqi ntawm cov kev sib npaug nyob ntawm tus nqi ntawm cov kev hloov pauv no yog hu ua ib qhib equation . Ib piv txwv ntawm kev sib npaug qhib Luas = 3 x + 1 = 10.

Kuj Paub, kab lus zoo rau lub cim yog dab tsi? cim kab lus Piv txwv. Nws txhais tes mus rau lub cim nyob ib ncig ntawm nws caj dab. Nws ob lub qhov muag mus rau qhov cim ntawm nws caj dab, thiab ib lub qhov muag tau tua. Lub thawv tau cim nrog biohazard cim nyob sab nraud.

Hais txog qhov no, koj sau kab lus qhib li cas?

A kab lus yog qhib thaum tsis paub tias yog tseeb los tsis tseeb.

Hauv qhov piv txwv kawg no:

  1. yog n yog 4 kab lus yuav muaj tseeb,
  2. yog tias n yog 5 kab lus yuav tsis tseeb,
  3. lwm

Qhov twg hu ua kab lus qhib?

Ib qhib kab lus nyob rau hauv lej txhais tau hais tias nws siv variables, txhais tau tias nws tsis paub seb puas los yog tsis tus lej kab lus yog tseeb los tsis tseeb. Ib kaw kab lus , ntawm qhov tod tes, yog lej kab lus uas paub tias yog qhov tseeb lossis cuav.

Pom zoo: