Tej zaum lub npe nrov tshaj plaws siv Q. E. D. nyob rau hauv ib tug philosophical sib cav muaj nyob rau hauv lub Ethics ntawm Baruch Spinoza Baruch Spinoza Spinoza lub metaphysics muaj ib yam, khoom, thiab nws cov kev hloov kho (hom). Thaum Ntxov Hauv Kev Ncaj Ncees Spinoza sib cav tias tsuas muaj ib yam khoom, uas yog qhov tsis muaj kawg, ua rau tus kheej, thiab nyob mus ib txhis. Nws hu cov khoom no "Vajtswv", los yog "Nature". https://en.wikipedia.org › Philosophy_of_Baruch_Spinoza
philosophy ntawm Baruch Spinoza - Wikipedia
, luam tawm tom qab xyoo 1677. Sau hauv Latin, nws raug suav hais tias yog ntau tus Spinoza's magnum opus.
Leej twg hais quod erat demonstrandum?
Siv rau cov ntawv luv Q. E. D. yog pom los ntawm lub xyoo pua 17th. Tus kws tshaj lij Spinoza famously siv Q. E. D. Thaum kawg ntawm kev sib cav hauv nws 1677 Ethics.
Puas QED ua dag?
QED txhais tau tias koj tau ua pov thawj ib yam dab tsi. Yuav ua li cas siv nws thaum koj tsis tham txog kev pov thawj, thiab txaj muag siv nws koj tsuas yog hais lus tsis txaus ntseeg xwb.
Lub cim twg sawv cev rau quod erat demonstrandum?
Nyob rau hauv lej, lub qhov ntxa, halmos, kawg-ntawm-pov thawj, los yog Q. E. D. lub cim "∎" (los yog "□") yog lub cim siv los qhia qhov kawg ntawm cov pov thawj, nyob rau hauv qhov chaw ntawm cov ntawv luv luv "Q. E. D." rau lo lus Latin "quod erat demonstrandum ".
Koj sau QED nyob qhov twg?
QED yog ib lo lus luv luv ntawm lo lus Latin "Quod Erat Demonstrandum" uas xoob txhais tau tias "qhov uas yuav tsum tau ua kom pom". Nws feem ntau muab tso rau ntawm kawg ntawm daim ntawv pov thawj lej los qhia tias cov ntawv pov thawj tiav.
