Ilm

Operator, mafhumi matematikiest, ki ba manoi vase muvofiqati elementhoi du majmu X va U-ro ifoda mekunad, yanie bar har yak elementi kh i majmui X i on elemen­ti u-i majmui U-ro muvofiq meguzorad. Ba (mafhumkhri amal, inikos, tabdilot, funksiya, hammanost. Elementi u-ro obrazi elementi kh, kh-ro proobraz (timsol)-i u menomand. …

Operatori Laplas, lapla­sian, d e.l ta-o pe r a tor, D- operator, operatori differen­sialii khattiero guyand, ki funksiyai f(kh|, kh2, …, khya)-i az p tagyiryobanda (Kh|, kh2, …, khp) vobastaro ba funk­siyai Af = muvofiq meguzorad. Dar holati khususi Operatori Laplasro baroi funksiyam dutagyiryobandai f(kh, u) ba shakli zerin menavisand: …

Operatori khatti, ba fazohoi khatti umumiyat dodani mafhumi tab- dili khatty. Operatori khattii fazoi E gufta funksiyai G(kh)-ro me­nomand, ki baroi hamai kh muayyan buda, qimathoi on elementhoi fazoi khattii E meboshand va sharti zerinro qone megardonad: G (akh -j- Ru)! = aG(kh) + RG(u), dar on kh va u — …

Operatorho dar nazariyai k v a n t i, mafhumi matematikiest, ki dar apparata matematikii mekha­nikai kvanti va nazariyai kvantii maydon istifoda meshavad va baroi ba vektori muayyani holat yo (funk­siyai mavji) V muvofiq guzoshtani digar vektorhoi (funksiyahoi) muayyan khizmat mekunad. Vobastagii bayni Chg va ‘R’ dar shakli A ‘G’ …

Operatorhoi payvasta, mafhumest dar nazariyai operatorho. Du operatori khattii makhdud T va T* dar fazoi Gilbert payvasta nomida meshavand, agar baroi hamai vektorhoi kh va u-i fazoi Gilbert (N) vobastagii (Gkh, u) = (zs, Tfu) joy doshta boshad, Masalan, agar J J I «■(*. V) I dxdv<+OS a a boshad, …

Operasionalizm, empirizmi operasionali, talimoti falsafiest oid ba aznavsozii operasionalii zaboni ilm. Operasionalizm vobasta ba muhimtarin kashfiyothoe, ki dar fizikai ibtidoi asri 20 ba amal omada, dar borai sirishti gnoseologii mafhumhoi fiziki, dar bobi munosibati onho ba tachriba va gayra masala bardoshtaand, paydo shudaast. Operasionalizmro P. U. Brijmen solhoi 20 ba …

Opistorkhoz, yak nav bemorist az guruhi gelmintaho, ki az on jigar va gadudi zeri meda illat meyoband. Dar Sibiri Garbi va mavzehoi nazdi Dnepr duchor mesha­vad. Barangezandaash kirmi makandai sibiri (Opisthorchis felineus) buda, dar jigar, zahradon va gadudi zeri medai odam, gurba, sag paraziti mekunad. Manbai asosii inva­ziya odam va …

Organogenez (az organ va …genez), dar hayvonot ba vujud omadan va inkishof yoftani uzvhost. Organogenez ontogenezi va filogenezi meshavad. Organogenez ontogeneziro embriologiya va Organogenezi filogeneziro anatomiyai muqoisavi meomuzad. In fanho gayr az bayonu tahlili jarayoni nposesshoi Organogenez, sababhoi ba vujud omadani in prosesshoro dar jarayoni ontogenez va filogenez niz tadqiq …

Organoidho (az organ va yunoni ei- dos — namud), strukturahoi doimii hujayrahoi hayvonotu rastanihost. Har yak organoid vazifai muayyani baroi hujayra hayotan muhimro ijro menamoyad. Hamin tariq, har yak zuhuroti faoliyati hujayra natijai Organoidho ast. Ba Organoidho mitokhondriyaho, kompleksi Golji (apparati turshakli dokhilihujayravi, ki tashakkuli tarkibhoi gunoguni dokhilihujayravi bo on …

Ontogenez (az yunoni ontos — hasti va …genez), inkishofi fardii orga­nizm, majmui tabadduloti paydarhamii morfologi, fiziologi va biokhimiyaviro guyand, ki organizm az lahzai paydoish to dami marg az cap meguzaronad. Mafhumi Ontogenez yakjoya bo mafhumi filogenez du jihati az ham judona- shavandai jarayoni yagonai inkishofi tabiati zindaro ifoda mekunad. Dar …