Tus kws lej yog ib tus neeg siv kev paub txog lej hauv lawv txoj haujlwm, feem ntau los daws cov teeb meem lej. Cov kws lej suav nrog cov lej, cov ntaub ntawv, ntau, qauv, qhov chaw, qauv, thiab kev hloov pauv.
lo lus mathematician txhais li cas?
: tus kws tshwj xeeb lossis kws tshaj lij hauv lej.
tus lej ua lej ua dab tsi?
Mathematicians study mathematical principle and develop their own mathematical theories and idea. Lawv tuaj yeem ua haujlwm hauv qhov theoretical realm lossis lawv tuaj yeem siv lawv qhov kev tshawb pom rau nyiaj txiag, kev lag luam, tsoomfwv, engineering, thiab social science teeb meem hauv ntiaj teb loj dua.
lo lus hauv paus ntawm lej yog dab tsi?
Lo lus mathematician yog rooted nyob rau hauv the Greek mathematikos, uas txhais tau tias "hais txog lej, lossis kev tshawb fawb," lossis yooj yim "yuav kawm."
kab lus lej yog dab tsi?
Ib kab lus lej, tseem hu ua lej nqe lus, nqe lus, lossis kev pom zoo, yog ib kab lus uas tuaj yeem txheeb xyuas qhov tseeb lossis tsis tseeb. Piv txwv li, "6 yog tus lej tseem ceeb" yog kab lus lej lossis nqe lus yooj yim. Tau kawg, "6 yog tus lej tseem ceeb" yog lus cuav!
