MapangidweSayansi

Masiyanidwe maikwezhoni - General Information ndi Mbali

Kuphunzira zochitika za chilengedwe, kuthetsa ntchito zosiyanasiyana zachuma, zamoyo, sayansi ya zomangamanga, Sizotheka kuti yomweyo kukhazikitsa kugwirizana pakati pa anthu ena mfundo zimene pofotokoza makamaka zamoyo zinachita ndondomeko. Nthawi zambiri, munthu akhoza kudziwa ubale mfundo izi (ntchito) ndi ndalama zawo za kusintha ndi ulemu kwa ena (palokha) variable. izi zikutipatsa maikwezhoni imene ntchito osadziwika liwakhalira chizindikiro cha otumphukira - ndi masiyanidwe aone kuti pali. Mu ku phunzira kwao tinakhala Nthawi zambiri, kwambiri asayansi otchuka: Newton, Bernoulli, Laplace ndi ena. Ntchito maikwezhoni masiyanidwe ndi ambiri: zitsanzo za mphamvu zachuma, kusonyeza osati variable yozungulira nthawi, komanso ubale wawo ndi nthawi, ndi mavuto a micro- ndi macroeconomics; ntchito pofotokoza kafalitsidwe wa mu atomu ndi kutentha mafunde, ndiponso zochitika zosiyanasiyana zamoyo zinachita zimene zimachitika pa moyo ndipo si amoyo chikhalidwe.

Mothandizidwa ndi mafunde mu atomu popereka mauthenga pa mtunda (TV, telefoni, wailesi, etc.). macroeconomics Modern ntchito kwambiri masiyanidwe ndi kusiyana maikwezhoni. Mwachitsanzo, mu macroeconomics ntchito otchedwa ulamuliro zoyambirira za chiphunzitso neoclassical kukula zachuma. maikwezhoni masiyanidwe amagwiritsidwa ntchito mu zamoyo, umagwirira, zokha ndi khalidwe zapadera. chithunzi limasonyeza Zithunzi za ntchito, amene ntchito tikaonetsetsa kuwonjezeka kuchuluka kwa anthu. chinthu Izi zimatheka mwa ulamuliro.


Choncho, chiphunzitso tsopano. Wamba masiyanidwe aone kuti pali otchedwa nonidentical chiŵerengero pakati kufunika ntchito Y ndi munthu palokha mkangano X, kwambiri za ufulu wodzilamulira variable X ndi ofanana nawo a ntchito osadziwika a dongosolo linalake. Pali mitundu yambiri ya maikwezhoni masiyanidwe, zambiri za chomwe pambuyo m'nkhani ino.

maikwezhoni masiyanidwe ndi:

1) ochiritsira aone kuti pali I-TH kuti, ali Integrated mu mabwalo a. Izi nawonso, anawagawa: maikwezhoni masiyanidwe ndi zosintha mbali; Control ndi zosintha anapambulwa; yunifolomu ulamuliro; liniya ulamuliro; Enieni masiyanidwe maikwezhoni.

2) kulamulira kuti apamwamba.

3) liniya Control II-TH kuti, ndiwo homogeneous liniya ulamuliro II-TH kuti ndi koefishienti zonse ndi inhomogeneous liniya ulamuliro ndi koefishienti zonse.

Control komanso kuthetsedwa mu njira zingapo, ambiri amene - vuto Cauchy, njira Euler ndi Bernoulli, ndi ena.

Mu mavuto ambiri a zachuma, masamu, sayansi ndi kofunika kudziwa nambala inayake ntchito kugwirizana ndi mzake wina kuchuluka kwa ulamuliro. Ndiye ife amathandiza a dongosolo la maikwezhoni masiyanidwe: akonzedwa a maikwezhoni, omwe kumaphatikizapo variable palokha, ntchito izi palokha ndipo opangidwa kuchokera awo.

Ngati njira ndi liniya mu ntchito zosadziwika, ndi dongosolo liniya wa maikwezhoni masiyanidwe. dongosolo Normal wa maikwezhoni masiyanidwe akhoza m'malo ndi Mtsogoleri wosakwatiwa, dongosolo la umene uli wofanana ndi chiwerengero cha maikwezhoni.

Kutembenuka dongosolo kulamulira kuti aone kuti pali wina zina zichitidwe ndi ntchito njira kuwonongedwa.

Kuwonjezera pamwambapa, pali machitidwe liniya ndi koefishienti zonse zomwe zikhoza kuthetsedwa mwa njira Euler a.

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