1: ntawm, cuam tshuam, lossis dag hauv dav hlau. 2: ob-dimensional zoo. Lwm Cov Lus los ntawm cov kab lus Piv txwv Cov Kab Lus Kawm Ntxiv Txog planar.
lwm lo lus rau kev npaj yog dab tsi?
Nyob rau hauv nplooj ntawv no koj tuaj yeem nrhiav tau 28 cov lus sib piv, cov lus sib piv, cov lus qhia tsis zoo, thiab cov lus hais txog kev npaj, xws li: orthogonal, applanate, txawm, flattened, homaloidal, qib, tabular, tiaj, ntws, dav hlau thiab du.
Planar txhais li cas hauv lej?
A graph G yog hais tias yog kev npaj yog tias nws tuaj yeem sawv cev rau ntawm lub dav hlau zoo li no tias cov vertices yog tag nrho cov ntsiab lus sib txawv, cov npoo yog nkhaus yooj yim, thiab tsis muaj ob ntug sib ntsib ib leeg tsuas yog ntawm lawv cov terminals.…
Cov khoom siv yog dab tsi?
Raws li siv hauv cov lus piav qhia no, 'planar' piav qhia cov khoom siv uas muaj ze li ob sab thiab nquag hloov pauv, raws li qhov txawv ntawm cov khoom peb sab. Daim ntawv, zaj duab xis, thiab daim ntaub yog cov piv txwv ntawm cov ntaub ntawv npaj.
Planar saib yog dab tsi?
Ntau qhov tseeb, qhov kev pom pom tau txhais raws li a pom nyob rau hauv uas (1) lub axis loj ntawm cov khoom yog kwv yees li perpendicular lossis parallel mus rau kab pom thiab (2) ib axis yog foreshortened.
