Samuwar, Kimiyya
M aikace-aikace da kuma gano da kishiya matrix
Matrix - a tebur, wanda aka cika da wani sa na lambobin a wani tsari. Wannan lokaci da aka buga fice Birtaniya masanin kimiyya ne msar tambayar James Sylvester. Shi ne daya daga cikin wadanda suka kafa ka'idar aikace-aikace na wadannan ilmin lissafi abubuwa.
Don kwanan wata, da suka da aka yi amfani da ko'ina a lokacin daban-daban da lissafin, wadda ake bisa wani Hanyar kamar, misali, gano da kishiya matrix a cikin daban-daban rassan mutum aiki. Wannan hanyar dogara ne a kan kayyade unknown sigogi daban-daban na tsarin na lissafai da aka sau da yawa amfani a lokacin da tattalin arziki da lissafin.
Akwai da wadannan lokuta na musamman wadannan ilmin lissafi aka gyara: ƙananan baƙaƙe, wani shafi, sifili, square, diagonal, guda. Ƙaramin baki kunshi daya kawai jere na abubuwa, da kuma wani shafi - wata guda shafi na lambobin. Zero - duk da abubuwa daidai da 0. A ilmin lissafi square da kashi yawan ginshikan daidaita da yawan layuka. Bi da bi, a cikin diagonal, located a kan babban diagonal abubuwa daban-daban daga "0", da sauran shi ya zama daidai "0". Identity - shi ne mai subspecies na diagonal matrix. Ta kawai "1" ne located a kan babban diagonal.
Misalan matrices:
a cikinsa: A k - a Generic lokaci, wani ij - abubuwa,
(A) 2-th domin;
(B) - ƙananan baƙaƙe;
(A) -3-th domin;
(G) - Misalin 2-th domin naúrar tebur.
Samun wani kishiya matrix muna yi a 3, saukarwa. A mataki na farko ne a tsare determinants. A mataki na gaba - duk cofactors, wanda aka sa'an nan a rubuce a daidai da ta fihirisa, kuma itace tebur cofactors. A karshe mataki na kishiya matrix samu ta hanyar binciken wanda ƙare da ya riɓaɓɓanya kowane algebraic tarawa a cikin determinant.
Wani fannin na mutum aiki, a cikin abin da matrix kuma samu babban amfani - wannan kwaikwaiyo 3D-images. Wadannan kayan aikin da ake batutuwa a cikin zamani kunshe-kunshe ga aiwatar da 3D-model da kuma ba da damar zanen kaya zuwa da sauri da kuma daidai cika da zama dole lissafin. Mafi shahararren wakilin irin wannan tsarin ne a kamfas-3D.
Wani shirin, wanda integrates da kayayyakin aiki, domin su gudanar da irin wannan lissafin, shi ne Microsoft Office, kuma mafi musamman - falle shirin Excel.
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